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Acid strength

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46: 4190: 4130: 4170: 4150: 1548: 2417: 3237:. A typical procedure would be as follows. A quantity of strong acid is added to a solution containing the acid or a salt of the acid, to the point where the compound is fully protonated. The solution is then titrated with a strong base 2892: 45: 3432:
The strength of an acid varies from solvent to solvent. An acid which is strong in water may be weak in a less basic solvent, and an acid which is weak in water may be strong in a more basic solvent. According to
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The solvent (e.g. water) is omitted from this expression when its concentration is effectively unchanged by the process of acid dissociation. The strength of a weak acid can be quantified in terms of a
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Zhang, Dingliang; Rettig, Stephen J.; Trotter, James; Aubke, Friedhelm (1996). "Superacid Anions: Crystal and Molecular Structures of Oxonium Undecafluorodiantimonate(V), , Cesium Fluorosulfate, CsSO
2728: 1750: 1651: 3901:, and it has been shown that there is no one order of acid strengths. The relative acceptor strength of Lewis acids toward a series of bases, versus other Lewis acids, can be illustrated by 3529: 3305: 3045: 3765: 744: 2120: 4098: 3962: 3867: 3231: 2377: 2026: 1837: 1788: 1410: 1376: 1311: 1277: 1243: 1182: 1109: 467: 1313:
values indicating that it undergoes incomplete dissociation in these solvents, making it a weak acid. However, as the rigorously dried, neat acidic medium, hydrogen fluoride has an
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A weak acid is only partially dissociated, or is partly ionized in water with both the undissociated acid and its dissociation products being present, in solution, in
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A weak acid is a substance that partially dissociates, or partly ionizes when it is dissolved in a solvent. In solution there is an equilibrium between the acid,
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It is sometimes stated that "the conjugate of a weak acid is a strong base". Such a statement is incorrect. For example, acetic acid is a weak acid which has a
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Trummal, Aleksander; Lipping, Lauri; Kaljurand, Ivari; Koppel, Ilmar A.; Leito, Ivo (2016). "Acidity of strong acids in water and dimethyl sulfoxide".
1344:. (To prevent ambiguity, in the rest of this article, "strong acid" will, unless otherwise stated, refer to an acid that is strong as measured by its 299: 1839:, cannot be measured experimentally. The values in the following table are average values from as many as 8 different theoretical calculations. 1512:, which may be determined by an equilibrium calculation. For concentrated solutions of acids, especially strong acids for which pH < 0, the 3964:
value. The effect decreases, the further the electronegative element is from the carboxylate group, as illustrated by the following series of
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is too low to be measured. For practical purposes a strong acid can be said to be completely dissociated. An example of a strong acid is
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F, Cesium Hydrogen Bis(fluorosulfate), Cs, Cesium Tetrakis(fluorosulfato)aurate(III), Cs, Cesium Hexakis(fluorosulfato)platinate(IV), Cs
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values are measures of distinct properties and may occasionally diverge. For instance, hydrogen fluoride, whether dissolved in water (
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value. Although these two concepts of acid strength often amount to the same general tendency of a substance to donate a proton, the
3905:. It has been shown that to define the order of Lewis acid strength at least two properties must be considered. For the qualitative 3589: 4433: 4273: 4253: 4565:
Laurence, C. and Gal, J-F. Lewis Basicity and Affinity Scales, Data and Measurement, (Wiley 2010) pp 50-51 ISBN 978-0-470-74957-9
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of the acid. When all the quantities in this equation are treated as numbers, ionic charges are not shown and this becomes a
4492:, Schlosberg RH (1968). "Chemistry in Super Acids. I. Hydrogen Exchange and Polycondensation of Methane and Alkanes in FSO 292: 4575:
Cramer, R. E.; Bopp, T. T. (1977). "Graphical display of the enthalpies of adduct formation for Lewis acids and bases".
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In organic carboxylic acids, an electronegative substituent can pull electron density out of an acidic bond through the
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is known it can be used to determine the extent of dissociation in a solution with a given concentration of the acid,
1565: 3443: 3243: 2970: 3420:= 10), which certainly does not correspond to a strong base. The conjugate of a weak acid is often a weak base and 3194: 3178: 2411: 1846: 1111:
value measures the tendency of an acidic solute to transfer a proton to a standard solvent (most commonly water or
885: 852: 788: 31: 70: 3736: 664: 3347:. The equilibrium constant is found by fitting calculated pH values to the observed values, using the method of 115: 2927: 2081: 1509: 1120: 411: 285: 135: 120: 4069: 3933: 3838: 3202: 2348: 1997: 1808: 1759: 1381: 1347: 1340:
value of –15, making it a more strongly protonating medium than 100% sulfuric acid and thus, by definition, a
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values decrease with the oxidation state of the element. The oxoacids of chlorine illustrate this trend.
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and Related Hydrocarbon Ions. The High Chemical Reactivity of "Paraffins" in Ionic Solution Reactions".
2575: 2399: 655: 268: 243: 184: 150: 110: 100: 3094: 1115:), the tendency of an acidic solvent to transfer a proton to a reference solute (most commonly a weak 4540: 4294: 3880: 3781: 2714: 2507: 2133: 145: 4228:
The Hammett Acidity Function for Hydrofluoric Acid and some related Superacid Systems (Ph.D. Thesis)
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for the atom to which the proton may be attached. Acid strength is solvent-dependent. For example,
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of a strong acid in solution is effectively complete, except in its most concentrated solutions.
345: 4129: 3185:, for which the simple method of calculating the pH of a solution, shown above, cannot be used. 1047: 1017: 4593:
The plots shown in this paper used older parameters. Improved E&C parameters are listed in
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value which is less than about -2 is classed as a strong acid. This results from the very high
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reacting with Lewis bases in gas phase and non-aqueous solvents have been classified in the
3084: 2887:{\displaystyle {\begin{aligned}T_{H}&=+\\&=+/K_{a}\\&=+^{2}/K_{a}\end{aligned}}} 1890: 320: 258: 228: 90: 80: 2901: 2689: 1515: 1422: 1316: 1187: 1126: 4135: 3768: 3730: 3340: 3126: 2513: 1938: 1906: 1805:
The following are strong acids in aqueous and dimethyl sulfoxide solution. The values of
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are strong acids even in solvents of low dielectric constant. Examples of superacids are
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Image of a strong acid mostly dissociating. The small red circles represent H ions.
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in solution. The pH of a simple solution of an acid in water is determined by both
1412:< –1.74). This usage is consistent with the common parlance of most practicing 248: 199: 194: 189: 105: 3050:
This equation shows that the pH of a solution of a weak acid depends on both its
977:) than weaker acids. The stronger an acid is, the more easily it loses a proton, 787:) is an example of a weak acid. The strength of a weak acid is quantified by its 3965: 3906: 3894: 3888: 3832: 3535: 3088: 3080: 2395: 1961: 749: 553: 473: 253: 204: 85: 4169: 3125:
because it can lose two protons and react with two molecules of a simple base.
4149: 4025: 4010: 3995: 3887:. Some superacids can be crystallised. They can also quantitatively stabilize 3884: 2180: 1660:(DMSO), to such an extent that the concentration of the undissociated species 415: 219: 4306: 3831:. A compound which is a weak acid in water may become a strong acid in DMSO. 3339:, remains in solution. At each point in the titration pH is measured using a 4594: 3910: 3902: 3898: 3876: 3234: 1341: 889: 273: 263: 214: 209: 160: 4314: 839:
is a strong acid in aqueous solution, but is a weak acid when dissolved in
4500:("Magic Acid") Solution. Protonation of Alkanes and the Intermediacy of CH 3344: 1074:
bond. Acid strengths also depend on the stability of the conjugate base.
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the two properties are hardness and strength while for the quantitative
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and the acid concentration. For weak acid solutions, it depends on the
1413: 1116: 4588: 4552: 4475: 2495:{\displaystyle \mathrm {HA} \rightleftharpoons \mathrm {H^{+}+A^{-}} } 2416: 1656:
where S represents a solvent molecule, such as a molecule of water or
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value, which is a negative logarithm of the concentration of aqueous
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When the acidic medium in question is a dilute aqueous solution, the
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An important example of a solvent which is more basic than water is
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value and its concentration. Typical examples of weak acids include
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For example, hydrochloric acid is a weak acid in solution in pure
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bond and the size of atom A, which determine the strength of the
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is an example of such a substance. An extensive bibliography of
3719:{\displaystyle {\ce {HO2CCH3 + HCl <=> (HO)2CCH3+ + Cl-}}} 1112: 316: 169: 60: 3869:
values in solution in DMSO and other solvents can be found at
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Acid dissociation constant § Experimental determination
970:{\displaystyle \mathrm {p} K_{{\ce {a}}}=-\log K_{\text{a}}} 4441: 1795: 1447: 827:
acid may depend on substituent effects. The strength of an
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is an example of a substance that is a solid strong acid.
3814: 3801: 3684: 3617: 3604: 3569: 3556: 3290: 3160: 3147: 2327: 2280: 2267: 2220: 2207: 2160: 2106: 2064: 2051: 1981: 1707: 770: 633: 620: 577: 534: 2464: 4462:, and Cesium Hexakis(fluorosulfato)antimonate(V), Cs". 1559:
is an acid that dissociates according to the reaction
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in the value of the hydrogen ion concentration value,
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Chapter 4: Experimental Procedure for Potentiometric
4234:. Hamilton, Ontario: McMaster University. p. 94. 4072: 3936: 3841: 3784: 3739: 3592: 3544: 3446: 3365: 3316: 3246: 3205: 3135: 3097: 3056: 2973: 2940: 2904: 2726: 2692: 2663: 2578: 2569:
signifies the concentration of a chemical moiety, X.
2544: 2516: 2455: 2430: 2351: 2308: 2248: 2188: 2141: 2084: 2039: 2000: 1969: 1811: 1762: 1695: 1666: 1568: 1518: 1485: 1456: 1425: 1384: 1350: 1319: 1285: 1251: 1217: 1190: 1156: 1129: 1083: 1050: 1020: 983: 927: 898: 861: 797: 758: 667: 604: 561: 518: 485: 427: 387: 354: 328: 4340:(2nd ed.), Ithaca, NY: Cornell University Press 851:
The usual measure of the strength of an acid is its
4531:Vogel G. C.; Drago, R. S. (1996). "The ECW Model". 3973: 3913:the two properties are electrostatic and covalent. 3177:For a more rigorous treatment of acid strength see 1745:{\displaystyle {\ce {HClO_{4}-> H+ + ClO_{4}-}}} 4092: 3956: 3861: 3823: 3759: 3718: 3575: 3523: 3380: 3331: 3299: 3225: 3166: 3113: 3071: 3039: 2956: 2917: 2886: 2705: 2678: 2646: 2560: 2529: 2494: 2438: 2394:. Some sulfonic acids can be isolated as solids. 2371: 2337: 2290: 2230: 2170: 2114: 2070: 2020: 1987: 1831: 1782: 1744: 1674: 1645: 1539:value is a better measure of acidity than the pH. 1531: 1500: 1471: 1438: 1404: 1370: 1332: 1305: 1271: 1237: 1203: 1176: 1142: 1103: 1066: 1036: 998: 969: 913: 876: 812: 779: 738: 643: 587: 544: 501: 461: 402: 369: 336: 4613:and simulation of potentiometric titration curves 3655: 3654: 3637: 3636: 3486: 3485: 3468: 3467: 1646:{\displaystyle {\ce {HA + S <=> SH+ + A-}}} 1608: 1607: 1590: 1589: 1006:. Two key factors that contribute to the ease of 701: 700: 683: 682: 3524:{\displaystyle {\ce {HA + S<=> A- + HS+}}} 27:Measure of the tendency of an acid to dissociate 3300:{\displaystyle {\ce {HA + OH- -> A- + H2O}}} 3181:. This includes acids such as the dibasic acid 3040:{\displaystyle {\frac {^{2}}{K_{a}}}+-T_{H}=0} 2390:(tosylic acid) are a class of strong organic 293: 8: 4426:Determination and Use of Stability Constants 4351: 4349: 4347: 3871:Acidity–Basicity Data in Nonaqueous Solvents 3760:{\displaystyle {\ce {HI > HBr > HCl}}} 2126:The following can be used as protonators in 739:{\displaystyle {\ce {HA <=> H+ + A-}}} 3233:value is commonly performed by means of a 2115:{\displaystyle \mathrm {p} K_{{\ce {a1}}}} 300: 286: 35: 4408: 4379: 4377: 4356:Housecroft, C. E.; Sharpe, A. G. (2004). 4093:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 4083: 4082: 4073: 4071: 3957:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 3947: 3946: 3937: 3935: 3862:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 3852: 3851: 3842: 3840: 3813: 3808: 3800: 3795: 3787: 3785: 3783: 3771:for the three acids, while water is not. 3740: 3738: 3709: 3696: 3691: 3683: 3678: 3667: 3656: 3649: 3648: 3646: 3638: 3631: 3629: 3628: 3626: 3616: 3611: 3603: 3598: 3593: 3591: 3568: 3563: 3555: 3550: 3545: 3543: 3514: 3501: 3487: 3480: 3479: 3477: 3469: 3462: 3460: 3459: 3457: 3447: 3445: 3371: 3370: 3364: 3322: 3317: 3315: 3289: 3284: 3271: 3258: 3247: 3245: 3226:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 3216: 3215: 3206: 3204: 3159: 3154: 3146: 3141: 3136: 3134: 3102: 3098: 3096: 3062: 3061: 3055: 3025: 2998: 2987: 2974: 2972: 2942: 2941: 2939: 2909: 2903: 2874: 2865: 2859: 2821: 2812: 2735: 2727: 2725: 2697: 2691: 2669: 2668: 2662: 2618: 2602: 2592: 2583: 2577: 2546: 2545: 2543: 2521: 2515: 2485: 2472: 2467: 2456: 2454: 2431: 2429: 2372:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 2362: 2361: 2352: 2350: 2326: 2321: 2313: 2309: 2307: 2279: 2274: 2266: 2261: 2253: 2249: 2247: 2219: 2214: 2206: 2201: 2193: 2189: 2187: 2159: 2154: 2146: 2142: 2140: 2105: 2100: 2095: 2094: 2085: 2083: 2063: 2058: 2050: 2045: 2040: 2038: 2021:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 2011: 2010: 2001: 1999: 1980: 1975: 1970: 1968: 1832:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 1822: 1821: 1812: 1810: 1783:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 1773: 1772: 1763: 1761: 1735: 1730: 1717: 1706: 1701: 1696: 1694: 1667: 1665: 1636: 1623: 1609: 1602: 1601: 1599: 1591: 1584: 1582: 1581: 1579: 1569: 1567: 1523: 1517: 1491: 1490: 1484: 1462: 1457: 1455: 1430: 1424: 1405:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 1395: 1394: 1385: 1383: 1371:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 1361: 1360: 1351: 1349: 1324: 1318: 1306:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 1296: 1295: 1286: 1284: 1272:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 1262: 1261: 1252: 1250: 1238:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 1228: 1227: 1218: 1216: 1195: 1189: 1177:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 1167: 1166: 1157: 1155: 1134: 1128: 1104:{\displaystyle \mathrm {p} K_{{\ce {a}}}} 1094: 1093: 1084: 1082: 1055: 1051: 1049: 1025: 1021: 1019: 989: 984: 982: 961: 938: 937: 928: 926: 904: 903: 897: 867: 866: 860: 803: 802: 796: 769: 764: 759: 757: 729: 716: 702: 695: 694: 692: 684: 677: 675: 674: 672: 668: 666: 632: 627: 619: 614: 606: 605: 603: 576: 571: 563: 562: 560: 533: 528: 520: 519: 517: 487: 486: 484: 452: 439: 428: 426: 393: 388: 386: 360: 355: 353: 329: 327: 4506:Journal of the American Chemical Society 4424:Martell, A.E.; Motekaitis, R.J. (1992). 4102: 2420:Image of a weak acid partly dissociating 1843: 462:{\displaystyle {\ce {HA -> H+ + A-}}} 4444:Measurement of Metal Complex Equilibria 4217: 3630: 3461: 3437:, the solvent S can accept a proton. 3388:= 1.75 x 10. Its conjugate base is the 1583: 676: 227: 168: 38: 2446:, and the products of dissociation. 892:methods. Stronger acids have a larger 4386:"Hydrolysis of esters of oxy acids: p 4248:(2nd ed., Prentice-Hall 1998, p.170) 3310:until only the deprotonated species, 7: 3199:The experimental determination of a 921:and a smaller logarithmic constant ( 3583:, which is more acidic than water. 4074: 3938: 3843: 3406:= 5.7 x 10 (from the relationship 3207: 2647:{\displaystyle K_{a}={\frac {}{}}} 2482: 2469: 2460: 2457: 2353: 2086: 2002: 1813: 1764: 1386: 1352: 1287: 1253: 1219: 1158: 1085: 929: 25: 3917:Factors determining acid strength 3114:{\displaystyle {\ce {HOOC-COOH}}} 1798:of 1 or less and is known as the 4188: 4168: 4148: 4128: 4039: 4024: 4009: 3994: 3824:{\displaystyle {\ce {(CH3)2SO}}} 3729:The extent of ionization of the 44: 4360:(2nd ed.). Prentice Hall. 3576:{\displaystyle {\ce {HO2CCH3}}} 3435:Brønsted–Lowry acid–base theory 780:{\displaystyle {\ce {CH3COOH}}} 644:{\displaystyle {\ce {(H2SO4)}}} 545:{\displaystyle {\ce {(HClO4)}}} 3804: 3788: 3767:. Acetic acid is said to be a 3674: 3668: 3657: 3632: 3488: 3463: 3264: 3015: 3009: 2984: 2977: 2949: 2943: 2856: 2849: 2843: 2837: 2809: 2803: 2800: 2794: 2788: 2782: 2769: 2760: 2754: 2748: 2638: 2629: 2624: 2611: 2608: 2595: 2553: 2547: 2330: 2314: 2283: 2254: 2223: 2194: 2163: 2147: 1710: 1610: 1585: 1446:is approximately equal to the 703: 678: 636: 607: 588:{\displaystyle {\ce {(HNO3)}}} 580: 564: 537: 521: 494: 488: 432: 1: 4577:Journal of Chemical Education 4533:Journal of Chemical Education 4225:Liang, Joan-Nan Jack (1976). 3428:Acids in non-aqueous solvents 3381:{\displaystyle K_{{\ce {a}}}} 3167:{\displaystyle {\ce {H3PO4}}} 3072:{\displaystyle K_{{\ce {a}}}} 2679:{\displaystyle K_{{\ce {a}}}} 2071:{\displaystyle {\ce {H2SO4}}} 1501:{\displaystyle K_{{\ce {a}}}} 914:{\displaystyle K_{{\ce {a}}}} 877:{\displaystyle K_{{\ce {a}}}} 813:{\displaystyle K_{{\ce {a}}}} 502:{\displaystyle {\ce {(HCl)}}} 4611:- freeware for data analysis 4268:(Addison-Wesley 1984) p.260 4244:Miessler G.L. and Tarr D.A. 4186: 4166: 4146: 4126: 2537:, defined as follows, where 1988:{\displaystyle {\ce {HNO3}}} 1067:{\displaystyle {\ce {H-A}}} 1037:{\displaystyle {\ce {H-A}}} 4643: 3332:{\displaystyle {\ce {A-}}} 3192: 3189:Experimental determination 3179:acid dissociation constant 2657:When a numerical value of 2439:{\displaystyle {\ce {HA}}} 2412:Acid dissociation constant 2409: 2078:(first dissociation only, 1675:{\displaystyle {\ce {HA}}} 1472:{\displaystyle {\ce {H+}}} 999:{\displaystyle {\ce {H+}}} 853:acid dissociation constant 789:acid dissociation constant 403:{\displaystyle {\ce {A-}}} 370:{\displaystyle {\ce {H+}}} 337:{\displaystyle {\ce {HA}}} 32:Acid dissociation constant 29: 4058:Effect of oxidation state 3930:, resulting in a smaller 2713:, by applying the law of 2338:{\displaystyle {\ce {H}}} 2291:{\displaystyle {\ce {H}}} 2231:{\displaystyle {\ce {H}}} 2171:{\displaystyle {\ce {H}}} 1119:base) is measured by its 886:determined experimentally 847:Measures of acid strength 831:acid is dependent on the 4393:values for strong acids" 4307:10.1021/acs.jpca.6b02253 4264:Porterfield, William W. 3355:Conjugate acid/base pair 2957:{\displaystyle {\ce {}}} 2928:analytical concentration 2561:{\displaystyle {\ce {}}} 1121:Hammett acidity function 136:Self-ionization of water 121:Hammett acidity function 4338:The Proton in Chemistry 3769:differentiating solvent 3733:decreases in the order 823:The strength of a weak 344:, to dissociate into a 4384:Guthrie, J.P. (1978). 4094: 3958: 3863: 3825: 3761: 3720: 3577: 3525: 3382: 3333: 3301: 3227: 3168: 3115: 3073: 3041: 2958: 2919: 2888: 2707: 2680: 2648: 2562: 2531: 2496: 2440: 2421: 2388:p-toluenesulfonic acid 2373: 2339: 2292: 2232: 2172: 2116: 2072: 2022: 1989: 1833: 1784: 1746: 1676: 1647: 1552: 1533: 1510:degree of dissociation 1502: 1473: 1440: 1406: 1372: 1334: 1307: 1273: 1239: 1205: 1178: 1144: 1105: 1068: 1038: 1000: 971: 915: 878: 814: 781: 740: 645: 589: 546: 503: 463: 404: 371: 338: 315:is the tendency of an 4095: 4031:4-chlorobutanoic acid 4016:3-chlorobutanoic acid 4001:2-chlorobutanoic acid 3959: 3864: 3826: 3762: 3721: 3578: 3526: 3383: 3334: 3302: 3228: 3169: 3116: 3074: 3042: 2959: 2920: 2918:{\displaystyle T_{H}} 2889: 2708: 2706:{\displaystyle T_{H}} 2681: 2649: 2563: 2532: 2530:{\displaystyle K_{a}} 2508:dissociation constant 2497: 2441: 2419: 2400:polystyrene sulfonate 2374: 2340: 2293: 2233: 2173: 2117: 2073: 2023: 1990: 1834: 1785: 1752:(in aqueous solution) 1747: 1677: 1648: 1550: 1534: 1532:{\displaystyle H_{0}} 1503: 1474: 1441: 1439:{\displaystyle H_{0}} 1407: 1373: 1335: 1333:{\displaystyle H_{0}} 1308: 1274: 1240: 1206: 1204:{\displaystyle H_{0}} 1179: 1145: 1143:{\displaystyle H_{0}} 1106: 1069: 1039: 1001: 972: 916: 879: 815: 782: 741: 646: 590: 547: 504: 464: 405: 372: 339: 151:Frustrated Lewis pair 111:Equilibrium chemistry 101:Dissociation constant 71:Acid–base homeostasis 4336:Bell, R. P. (1973), 4070: 3934: 3922:The inductive effect 3881:fluoroantimonic acid 3839: 3782: 3737: 3590: 3542: 3444: 3363: 3314: 3244: 3203: 3133: 3095: 3054: 2971: 2938: 2926:is the value of the 2902: 2724: 2715:conservation of mass 2690: 2661: 2576: 2542: 2514: 2453: 2428: 2398:functionalized into 2349: 2306: 2246: 2186: 2139: 2134:Fluoroantimonic acid 2082: 2037: 1998: 1967: 1809: 1794:of solutions with a 1760: 1693: 1664: 1566: 1516: 1483: 1454: 1423: 1382: 1348: 1317: 1283: 1249: 1215: 1188: 1154: 1127: 1081: 1048: 1018: 981: 925: 896: 859: 795: 756: 665: 602: 559: 516: 483: 425: 385: 352: 326: 319:, symbolised by the 146:Lewis acid catalysis 4609:Titration of acids 4545:1996JChEd..73..701V 4518:10.1021/ja01012a066 4358:Inorganic Chemistry 4299:2016JPCA..120.3663T 4266:Inorganic Chemistry 4246:Inorganic Chemistry 3816: 3803: 3701: 3686: 3643: 3619: 3606: 3571: 3558: 3474: 3292: 3162: 3149: 2329: 2301:Fluorosulfuric acid 2282: 2269: 2241:Carborane superacid 2222: 2209: 2162: 2108: 2066: 2053: 1983: 1856: 1740: 1709: 1596: 841:glacial acetic acid 772: 689: 635: 622: 579: 536: 4090: 3954: 3859: 3821: 3791: 3786: 3776:dimethyl sulfoxide 3757: 3716: 3687: 3666: 3662: 3607: 3594: 3573: 3559: 3546: 3521: 3493: 3378: 3329: 3297: 3280: 3223: 3164: 3150: 3137: 3111: 3087:. An acid such as 3069: 3037: 2954: 2932:quadratic equation 2915: 2884: 2882: 2703: 2676: 2644: 2558: 2527: 2492: 2436: 2422: 2369: 2335: 2317: 2288: 2270: 2257: 2228: 2210: 2197: 2168: 2150: 2112: 2096: 2068: 2054: 2041: 2018: 1985: 1971: 1844: 1829: 1780: 1742: 1726: 1697: 1672: 1658:dimethyl sulfoxide 1643: 1615: 1553: 1529: 1498: 1469: 1436: 1402: 1368: 1330: 1303: 1269: 1235: 1201: 1174: 1140: 1101: 1064: 1034: 996: 967: 911: 874: 810: 777: 760: 736: 708: 641: 623: 610: 585: 567: 542: 524: 499: 459: 400: 367: 334: 66:Acid–base reaction 4589:10.1021/ed054p612 4553:10.1021/ed073p701 4476:10.1021/ic960525l 4470:(21): 6113–6130. 4403:(17): 2342–2354. 4367:978-0-13-039913-7 4293:(20): 3663–3669. 4207: 4206: 4196:hypochlorous acid 4086: 4055: 4054: 3950: 3855: 3819: 3794: 3755: 3749: 3743: 3708: 3690: 3673: 3664: 3625: 3610: 3597: 3562: 3549: 3513: 3500: 3495: 3456: 3450: 3374: 3321: 3295: 3283: 3270: 3257: 3250: 3219: 3153: 3140: 3109: 3101: 3065: 3004: 2948: 2672: 2642: 2552: 2434: 2365: 2320: 2312: 2273: 2260: 2252: 2213: 2200: 2192: 2153: 2145: 2128:organic chemistry 2099: 2057: 2044: 2014: 1974: 1953: 1952: 1875:Hydrochloric acid 1825: 1776: 1729: 1716: 1700: 1670: 1635: 1622: 1617: 1578: 1572: 1494: 1461: 1398: 1364: 1299: 1265: 1231: 1170: 1097: 1062: 1054: 1032: 1024: 988: 964: 941: 907: 870: 837:hydrogen chloride 806: 775: 763: 728: 715: 710: 671: 658:with each other. 626: 613: 570: 527: 493: 478:hydrochloric acid 451: 438: 431: 392: 359: 332: 310: 309: 156:Chiral Lewis acid 16:(Redirected from 4634: 4598: 4592: 4572: 4566: 4563: 4557: 4556: 4528: 4522: 4521: 4486: 4480: 4479: 4451: 4445: 4439: 4421: 4415: 4414: 4412: 4381: 4372: 4371: 4353: 4342: 4341: 4333: 4327: 4326: 4287:J. Phys. Chem. A 4282: 4276: 4262: 4256: 4242: 4236: 4235: 4233: 4222: 4192: 4172: 4152: 4132: 4103: 4099: 4097: 4096: 4091: 4089: 4088: 4087: 4084: 4077: 4043: 4028: 4013: 3998: 3974: 3963: 3961: 3960: 3955: 3953: 3952: 3951: 3948: 3941: 3928:inductive effect 3868: 3866: 3865: 3860: 3858: 3857: 3856: 3853: 3846: 3830: 3828: 3827: 3822: 3820: 3817: 3815: 3812: 3807: 3802: 3799: 3792: 3766: 3764: 3763: 3758: 3756: 3753: 3747: 3741: 3731:hydrohalic acids 3725: 3723: 3722: 3717: 3715: 3714: 3713: 3706: 3700: 3695: 3688: 3685: 3682: 3677: 3671: 3665: 3663: 3661: 3660: 3653: 3645: 3644: 3642: 3635: 3627: 3623: 3618: 3615: 3608: 3605: 3602: 3595: 3582: 3580: 3579: 3574: 3572: 3570: 3567: 3560: 3557: 3554: 3547: 3530: 3528: 3527: 3522: 3520: 3519: 3518: 3511: 3506: 3505: 3498: 3496: 3494: 3492: 3491: 3484: 3476: 3475: 3473: 3466: 3458: 3454: 3448: 3387: 3385: 3384: 3379: 3377: 3376: 3375: 3372: 3338: 3336: 3335: 3330: 3328: 3327: 3326: 3319: 3306: 3304: 3303: 3298: 3296: 3293: 3291: 3288: 3281: 3276: 3275: 3268: 3263: 3262: 3255: 3248: 3232: 3230: 3229: 3224: 3222: 3221: 3220: 3217: 3210: 3173: 3171: 3170: 3165: 3163: 3161: 3158: 3151: 3148: 3145: 3138: 3121:) is said to be 3120: 3118: 3117: 3112: 3110: 3107: 3106: 3099: 3085:phosphorous acid 3078: 3076: 3075: 3070: 3068: 3067: 3066: 3063: 3046: 3044: 3043: 3038: 3030: 3029: 3005: 3003: 3002: 2993: 2992: 2991: 2975: 2963: 2961: 2960: 2955: 2953: 2952: 2946: 2924: 2922: 2921: 2916: 2914: 2913: 2893: 2891: 2890: 2885: 2883: 2879: 2878: 2869: 2864: 2863: 2830: 2826: 2825: 2816: 2775: 2740: 2739: 2712: 2710: 2709: 2704: 2702: 2701: 2685: 2683: 2682: 2677: 2675: 2674: 2673: 2670: 2653: 2651: 2650: 2645: 2643: 2641: 2627: 2623: 2622: 2607: 2606: 2593: 2588: 2587: 2567: 2565: 2564: 2559: 2557: 2556: 2550: 2536: 2534: 2533: 2528: 2526: 2525: 2501: 2499: 2498: 2493: 2491: 2490: 2489: 2477: 2476: 2463: 2445: 2443: 2442: 2437: 2435: 2432: 2378: 2376: 2375: 2370: 2368: 2367: 2366: 2363: 2356: 2344: 2342: 2341: 2336: 2334: 2333: 2328: 2325: 2318: 2310: 2297: 2295: 2294: 2289: 2287: 2286: 2281: 2278: 2271: 2268: 2265: 2258: 2250: 2237: 2235: 2234: 2229: 2227: 2226: 2221: 2218: 2211: 2208: 2205: 2198: 2190: 2177: 2175: 2174: 2169: 2167: 2166: 2161: 2158: 2151: 2143: 2121: 2119: 2118: 2113: 2111: 2110: 2109: 2107: 2104: 2097: 2089: 2077: 2075: 2074: 2069: 2067: 2065: 2062: 2055: 2052: 2049: 2042: 2027: 2025: 2024: 2019: 2017: 2016: 2015: 2012: 2005: 1994: 1992: 1991: 1986: 1984: 1982: 1979: 1972: 1891:Hydrobromic acid 1857: 1838: 1836: 1835: 1830: 1828: 1827: 1826: 1823: 1816: 1789: 1787: 1786: 1781: 1779: 1778: 1777: 1774: 1767: 1756:Any acid with a 1751: 1749: 1748: 1743: 1741: 1739: 1734: 1727: 1722: 1721: 1714: 1708: 1705: 1698: 1681: 1679: 1678: 1673: 1671: 1668: 1652: 1650: 1649: 1644: 1642: 1641: 1640: 1633: 1628: 1627: 1620: 1618: 1616: 1614: 1613: 1606: 1598: 1597: 1595: 1588: 1580: 1576: 1570: 1538: 1536: 1535: 1530: 1528: 1527: 1507: 1505: 1504: 1499: 1497: 1496: 1495: 1492: 1478: 1476: 1475: 1470: 1468: 1467: 1466: 1459: 1445: 1443: 1442: 1437: 1435: 1434: 1411: 1409: 1408: 1403: 1401: 1400: 1399: 1396: 1389: 1377: 1375: 1374: 1369: 1367: 1366: 1365: 1362: 1355: 1339: 1337: 1336: 1331: 1329: 1328: 1312: 1310: 1309: 1304: 1302: 1301: 1300: 1297: 1290: 1278: 1276: 1275: 1270: 1268: 1267: 1266: 1263: 1256: 1245:= 3.2) or DMSO ( 1244: 1242: 1241: 1236: 1234: 1233: 1232: 1229: 1222: 1210: 1208: 1207: 1202: 1200: 1199: 1183: 1181: 1180: 1175: 1173: 1172: 1171: 1168: 1161: 1149: 1147: 1146: 1141: 1139: 1138: 1110: 1108: 1107: 1102: 1100: 1099: 1098: 1095: 1088: 1073: 1071: 1070: 1065: 1063: 1060: 1059: 1052: 1043: 1041: 1040: 1035: 1033: 1030: 1029: 1022: 1005: 1003: 1002: 997: 995: 994: 993: 986: 976: 974: 973: 968: 966: 965: 962: 944: 943: 942: 939: 932: 920: 918: 917: 912: 910: 909: 908: 905: 884:), which can be 883: 881: 880: 875: 873: 872: 871: 868: 819: 817: 816: 811: 809: 808: 807: 804: 786: 784: 783: 778: 776: 773: 771: 768: 761: 745: 743: 742: 737: 735: 734: 733: 726: 721: 720: 713: 711: 709: 707: 706: 699: 691: 690: 688: 681: 673: 669: 650: 648: 647: 642: 640: 639: 634: 631: 624: 621: 618: 611: 594: 592: 591: 586: 584: 583: 578: 575: 568: 551: 549: 548: 543: 541: 540: 535: 532: 525: 508: 506: 505: 500: 498: 497: 491: 468: 466: 465: 460: 458: 457: 456: 449: 444: 443: 436: 429: 409: 407: 406: 401: 399: 398: 397: 390: 376: 374: 373: 368: 366: 365: 364: 357: 343: 341: 340: 335: 333: 330: 321:chemical formula 302: 295: 288: 269:Non-nucleophilic 96:Buffer solutions 81:Acidity function 48: 36: 21: 4642: 4641: 4637: 4636: 4635: 4633: 4632: 4631: 4617: 4616: 4606: 4601: 4574: 4573: 4569: 4564: 4560: 4530: 4529: 4525: 4503: 4499: 4495: 4488: 4487: 4483: 4461: 4457: 4453: 4452: 4448: 4436: 4423: 4422: 4418: 4410:10.1139/v78-385 4392: 4383: 4382: 4375: 4368: 4355: 4354: 4345: 4335: 4334: 4330: 4284: 4283: 4279: 4263: 4259: 4243: 4239: 4231: 4224: 4223: 4219: 4215: 4136:perchloric acid 4123: 4113: 4078: 4068: 4067: 4066:of an element, 4060: 3989: 3942: 3932: 3931: 3924: 3919: 3847: 3837: 3836: 3780: 3779: 3735: 3734: 3705: 3588: 3587: 3540: 3539: 3510: 3497: 3442: 3441: 3430: 3419: 3412: 3405: 3398: 3366: 3361: 3360: 3357: 3341:glass electrode 3318: 3312: 3311: 3267: 3254: 3242: 3241: 3211: 3201: 3200: 3197: 3191: 3174:) is tribasic. 3131: 3130: 3127:Phosphoric acid 3093: 3092: 3057: 3052: 3051: 3021: 2994: 2983: 2976: 2969: 2968: 2936: 2935: 2905: 2900: 2899: 2881: 2880: 2870: 2855: 2828: 2827: 2817: 2773: 2772: 2741: 2731: 2722: 2721: 2693: 2688: 2687: 2664: 2659: 2658: 2628: 2614: 2598: 2594: 2579: 2574: 2573: 2540: 2539: 2517: 2512: 2511: 2481: 2468: 2451: 2450: 2426: 2425: 2414: 2408: 2357: 2347: 2346: 2304: 2303: 2244: 2243: 2184: 2183: 2137: 2136: 2090: 2080: 2079: 2035: 2034: 2006: 1996: 1995: 1965: 1964: 1957:Also, in water 1939:Perchloric acid 1907:Hydroiodic acid 1853: 1817: 1807: 1806: 1800:leveling effect 1792:buffer capacity 1768: 1758: 1757: 1713: 1691: 1690: 1684:perchloric acid 1662: 1661: 1632: 1619: 1564: 1563: 1545: 1519: 1514: 1513: 1486: 1481: 1480: 1458: 1452: 1451: 1426: 1421: 1420: 1390: 1380: 1379: 1356: 1346: 1345: 1320: 1315: 1314: 1291: 1281: 1280: 1257: 1247: 1246: 1223: 1213: 1212: 1191: 1186: 1185: 1162: 1152: 1151: 1130: 1125: 1124: 1089: 1079: 1078: 1046: 1045: 1016: 1015: 985: 979: 978: 957: 933: 923: 922: 899: 894: 893: 862: 857: 856: 849: 833:oxidation state 798: 793: 792: 754: 753: 725: 712: 663: 662: 600: 599: 557: 556: 514: 513: 511:perchloric acid 481: 480: 448: 435: 423: 422: 389: 383: 382: 356: 350: 349: 324: 323: 306: 131:Proton affinity 56:Acceptor number 39:Acids and bases 34: 28: 23: 22: 15: 12: 11: 5: 4640: 4638: 4630: 4629: 4619: 4618: 4615: 4614: 4605: 4604:External links 4602: 4600: 4599: 4567: 4558: 4539:(8): 701–707. 4523: 4512:(10): 2726–7. 4501: 4497: 4493: 4490:George A. Olah 4481: 4459: 4455: 4446: 4434: 4416: 4390: 4373: 4366: 4343: 4328: 4277: 4257: 4237: 4216: 4214: 4211: 4209:† theoretical 4205: 4204: 4201: 4198: 4193: 4185: 4184: 4181: 4178: 4173: 4165: 4164: 4161: 4158: 4153: 4145: 4144: 4141: 4138: 4133: 4125: 4124: 4121: 4115: 4110: 4107: 4081: 4076: 4059: 4056: 4053: 4052: 4049: 4044: 4036: 4035: 4032: 4029: 4021: 4020: 4017: 4014: 4006: 4005: 4002: 3999: 3991: 3990: 3987: 3981: 3978: 3969:butanoic acids 3945: 3940: 3923: 3920: 3918: 3915: 3850: 3845: 3811: 3806: 3798: 3790: 3752: 3746: 3727: 3726: 3712: 3704: 3699: 3694: 3681: 3676: 3670: 3659: 3652: 3641: 3634: 3622: 3614: 3601: 3566: 3553: 3532: 3531: 3517: 3509: 3504: 3490: 3483: 3472: 3465: 3453: 3429: 3426: 3417: 3410: 3403: 3396: 3369: 3356: 3353: 3325: 3308: 3307: 3287: 3279: 3274: 3266: 3261: 3253: 3214: 3209: 3193:Main article: 3190: 3187: 3157: 3144: 3105: 3060: 3048: 3047: 3036: 3033: 3028: 3024: 3020: 3017: 3014: 3011: 3008: 3001: 2997: 2990: 2986: 2982: 2979: 2951: 2945: 2912: 2908: 2895: 2894: 2877: 2873: 2868: 2862: 2858: 2854: 2851: 2848: 2845: 2842: 2839: 2836: 2833: 2831: 2829: 2824: 2820: 2815: 2811: 2808: 2805: 2802: 2799: 2796: 2793: 2790: 2787: 2784: 2781: 2778: 2776: 2774: 2771: 2768: 2765: 2762: 2759: 2756: 2753: 2750: 2747: 2744: 2742: 2738: 2734: 2730: 2729: 2700: 2696: 2667: 2655: 2654: 2640: 2637: 2634: 2631: 2626: 2621: 2617: 2613: 2610: 2605: 2601: 2597: 2591: 2586: 2582: 2555: 2549: 2524: 2520: 2503: 2502: 2488: 2484: 2480: 2475: 2471: 2466: 2462: 2459: 2410:Main article: 2407: 2404: 2384:Sulfonic acids 2381: 2380: 2360: 2355: 2332: 2324: 2316: 2298: 2285: 2277: 2264: 2256: 2238: 2225: 2217: 2204: 2196: 2178: 2165: 2157: 2149: 2124: 2123: 2103: 2093: 2088: 2061: 2048: 2029: 2009: 2004: 1978: 1955: 1954: 1951: 1950: 1947: 1944: 1941: 1935: 1934: 1931: 1928: 1925: 1919: 1918: 1915: 1912: 1909: 1903: 1902: 1899: 1896: 1893: 1887: 1886: 1883: 1880: 1877: 1871: 1870: 1867: 1864: 1861: 1851: 1820: 1815: 1771: 1766: 1754: 1753: 1738: 1733: 1725: 1720: 1712: 1704: 1654: 1653: 1639: 1631: 1626: 1612: 1605: 1594: 1587: 1575: 1544: 1541: 1526: 1522: 1489: 1465: 1433: 1429: 1393: 1388: 1359: 1354: 1327: 1323: 1294: 1289: 1260: 1255: 1226: 1221: 1198: 1194: 1165: 1160: 1137: 1133: 1092: 1087: 1058: 1028: 992: 960: 956: 953: 950: 947: 936: 931: 902: 865: 848: 845: 801: 767: 747: 746: 732: 724: 719: 705: 698: 687: 680: 638: 630: 617: 609: 582: 574: 566: 539: 531: 523: 496: 490: 470: 469: 455: 447: 442: 434: 396: 363: 308: 307: 305: 304: 297: 290: 282: 279: 278: 277: 276: 271: 266: 261: 256: 251: 246: 241: 239:Brønsted–Lowry 233: 232: 225: 224: 223: 222: 217: 212: 207: 202: 197: 192: 187: 182: 180:Brønsted–Lowry 174: 173: 166: 165: 164: 163: 158: 153: 148: 143: 138: 133: 128: 123: 118: 113: 108: 103: 98: 93: 88: 83: 78: 73: 68: 63: 58: 50: 49: 41: 40: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 4639: 4628: 4625: 4624: 4622: 4612: 4608: 4607: 4603: 4596: 4590: 4586: 4582: 4578: 4571: 4568: 4562: 4559: 4554: 4550: 4546: 4542: 4538: 4534: 4527: 4524: 4519: 4515: 4511: 4507: 4491: 4485: 4482: 4477: 4473: 4469: 4465: 4450: 4447: 4443: 4437: 4435:0-471-18817-4 4431: 4427: 4420: 4417: 4411: 4406: 4402: 4398: 4394: 4389: 4380: 4378: 4374: 4369: 4363: 4359: 4352: 4350: 4348: 4344: 4339: 4332: 4329: 4324: 4320: 4316: 4312: 4308: 4304: 4300: 4296: 4292: 4288: 4281: 4278: 4275: 4274:0-201-05660-7 4271: 4267: 4261: 4258: 4255: 4254:0-13-841891-8 4251: 4247: 4241: 4238: 4230: 4229: 4221: 4218: 4212: 4210: 4202: 4199: 4197: 4194: 4191: 4187: 4182: 4179: 4177: 4176:chlorous acid 4174: 4171: 4167: 4162: 4159: 4157: 4154: 4151: 4147: 4142: 4139: 4137: 4134: 4131: 4127: 4120: 4116: 4111: 4108: 4105: 4104: 4101: 4079: 4065: 4057: 4050: 4048: 4047:butanoic acid 4045: 4042: 4038: 4037: 4033: 4030: 4027: 4023: 4022: 4018: 4015: 4012: 4008: 4007: 4003: 4000: 3997: 3993: 3992: 3986: 3982: 3979: 3976: 3975: 3972: 3970: 3967: 3943: 3929: 3921: 3916: 3914: 3912: 3908: 3904: 3900: 3896: 3892: 3890: 3886: 3882: 3878: 3874: 3872: 3848: 3834: 3809: 3796: 3777: 3772: 3770: 3750: 3744: 3732: 3710: 3702: 3697: 3692: 3679: 3650: 3639: 3620: 3612: 3599: 3586: 3585: 3584: 3564: 3551: 3537: 3515: 3507: 3502: 3481: 3470: 3451: 3440: 3439: 3438: 3436: 3427: 3425: 3423: 3416: 3409: 3402: 3395: 3391: 3367: 3354: 3352: 3350: 3349:least squares 3346: 3342: 3323: 3285: 3277: 3272: 3259: 3251: 3240: 3239: 3238: 3236: 3212: 3196: 3188: 3186: 3184: 3183:succinic acid 3180: 3175: 3155: 3142: 3128: 3124: 3103: 3090: 3086: 3082: 3058: 3034: 3031: 3026: 3022: 3018: 3012: 3006: 2999: 2995: 2988: 2980: 2967: 2966: 2965: 2933: 2929: 2925: 2910: 2906: 2875: 2871: 2866: 2860: 2852: 2846: 2840: 2834: 2832: 2822: 2818: 2813: 2806: 2797: 2791: 2785: 2779: 2777: 2766: 2763: 2757: 2751: 2745: 2743: 2736: 2732: 2720: 2719: 2718: 2716: 2698: 2694: 2665: 2635: 2632: 2619: 2615: 2603: 2599: 2589: 2584: 2580: 2572: 2571: 2570: 2568: 2522: 2518: 2509: 2486: 2478: 2473: 2449: 2448: 2447: 2418: 2413: 2405: 2403: 2401: 2397: 2393: 2389: 2385: 2358: 2322: 2302: 2299: 2275: 2262: 2242: 2239: 2215: 2202: 2182: 2179: 2155: 2135: 2132: 2131: 2130: 2129: 2101: 2091: 2059: 2046: 2033: 2032:Sulfuric acid 2030: 2007: 1976: 1963: 1960: 1959: 1958: 1948: 1945: 1942: 1940: 1937: 1936: 1932: 1929: 1926: 1924: 1921: 1920: 1916: 1913: 1910: 1908: 1905: 1904: 1900: 1897: 1894: 1892: 1889: 1888: 1884: 1881: 1878: 1876: 1873: 1872: 1868: 1865: 1862: 1859: 1858: 1854: 1850: 1842: 1841: 1840: 1818: 1803: 1801: 1797: 1793: 1769: 1736: 1731: 1723: 1718: 1702: 1689: 1688: 1687: 1685: 1659: 1637: 1629: 1624: 1603: 1592: 1573: 1562: 1561: 1560: 1558: 1549: 1542: 1540: 1524: 1520: 1511: 1487: 1463: 1449: 1431: 1427: 1417: 1415: 1391: 1357: 1343: 1325: 1321: 1292: 1258: 1224: 1196: 1192: 1163: 1135: 1131: 1122: 1118: 1114: 1090: 1075: 1056: 1026: 1013: 1009: 1008:deprotonation 990: 958: 954: 951: 948: 945: 934: 900: 891: 887: 863: 854: 846: 844: 842: 838: 834: 830: 826: 821: 799: 790: 765: 751: 730: 722: 717: 696: 685: 661: 660: 659: 657: 652: 628: 615: 598: 597:sulfuric acid 572: 555: 529: 512: 479: 475: 453: 445: 440: 421: 420: 419: 417: 413: 394: 380: 361: 347: 322: 318: 314: 313:Acid strength 303: 298: 296: 291: 289: 284: 283: 281: 280: 275: 272: 270: 267: 265: 262: 260: 257: 255: 252: 250: 247: 245: 242: 240: 237: 236: 235: 234: 230: 226: 221: 218: 216: 213: 211: 208: 206: 203: 201: 198: 196: 193: 191: 188: 186: 183: 181: 178: 177: 176: 175: 171: 167: 162: 159: 157: 154: 152: 149: 147: 144: 142: 139: 137: 134: 132: 129: 127: 124: 122: 119: 117: 114: 112: 109: 107: 104: 102: 99: 97: 94: 92: 89: 87: 84: 82: 79: 77: 76:Acid strength 74: 72: 69: 67: 64: 62: 59: 57: 54: 53: 52: 51: 47: 43: 42: 37: 33: 19: 4580: 4576: 4570: 4561: 4536: 4532: 4526: 4509: 4505: 4484: 4467: 4463: 4449: 4425: 4419: 4400: 4397:Can. J. Chem 4396: 4387: 4357: 4337: 4331: 4290: 4286: 4280: 4265: 4260: 4245: 4240: 4227: 4220: 4208: 4156:chloric acid 4118: 4062:In a set of 4061: 3984: 3925: 3893: 3889:carbocations 3875: 3773: 3728: 3533: 3431: 3421: 3414: 3407: 3400: 3393: 3358: 3309: 3198: 3176: 3049: 2898: 2896: 2656: 2538: 2504: 2423: 2382: 2125: 1956: 1923:Triflic acid 1848: 1804: 1755: 1655: 1556: 1554: 1543:Strong acids 1418: 1076: 850: 822: 748: 653: 474:strong acids 472:Examples of 471: 412:dissociation 312: 311: 106:Donor number 75: 4583:: 612–613. 4464:Inorg. Chem 3966:halogenated 3907:HSAB theory 3895:Lewis acids 3833:Acetic acid 3536:acetic acid 3089:oxalic acid 3081:acetic acid 2396:Polystyrene 1962:Nitric acid 1901:−6.8 ± 0.8 1885:−2.0 ± 0.6 1557:strong acid 1279:= 15), has 750:Acetic acid 656:equilibrium 554:nitric acid 86:Amphoterism 4213:References 4106:Structure 3977:Structure 3911:ECW model 3885:magic acid 3877:Superacids 3422:vice versa 2406:Weak acids 2386:, such as 2181:Magic acid 1917:−10.9 ± 1 1898:−8.8 ± 0.8 1882:−5.9 ± 0.4 1845:Estimated 1077:While the 416:ionization 264:Superbases 210:Superacids 116:Extraction 30:See also: 4595:ECW model 4428:. Wiley. 4112:Oxidation 3903:C-B plots 3899:ECW model 3711:− 3658:⇀ 3651:− 3640:− 3633:↽ 3503:− 3489:⇀ 3482:− 3471:− 3464:↽ 3392:ion with 3324:− 3273:− 3265:⟶ 3260:− 3235:titration 3104:− 3019:− 2620:− 2487:− 2465:⇌ 1737:− 1711:⟶ 1638:− 1611:⇀ 1604:− 1593:− 1586:↽ 1342:superacid 1057:− 1027:− 955:⁡ 949:− 890:titration 829:inorganic 731:− 704:⇀ 697:− 686:− 679:↽ 454:− 433:⟶ 395:− 377:, and an 161:ECW model 141:Titration 18:Weak Acid 4621:Category 4323:29697201 4315:27115918 4064:oxoacids 3778:, DMSO, 3345:pH meter 2392:oxyacids 1949:−15 ± 2 1933:−14 ± 2 1914:−9.5 ± 1 1869:in DMSO 1866:in water 1796:pH value 1414:chemists 1012:polarity 1010:are the 4541:Bibcode 4295:Bibcode 3390:acetate 3123:dibasic 2379:= −6.4) 2028:= −1.6 1946:−15 ± 2 1930:−14 ± 2 1863:Formula 1855:values 1378:value ( 1117:aniline 1014:of the 825:organic 820:value. 249:Organic 195:Organic 190:Mineral 4432:  4364:  4321:  4313:  4272:  4252:  4114:state 3343:and a 2897:where 1123:, the 410:. The 346:proton 259:Strong 205:Strong 4627:Acids 4496:H–SbF 4319:S2CID 4232:(PDF) 4203:7.53 4004:2.86 3980:Name 3399:= 10/ 2122:≈ −3) 379:anion 254:Oxide 244:Lewis 231:types 220:Solid 200:Oxide 185:Lewis 172:types 4430:ISBN 4362:ISBN 4311:PMID 4270:ISBN 4250:ISBN 4183:2.0 4109:Name 4051:4.5 4034:4.5 4019:4.0 3883:and 3751:> 3745:> 3108:COOH 3100:HOOC 3083:and 1860:Acid 1699:HClO 1184:and 1113:DMSO 774:COOH 595:and 526:HClO 476:are 317:acid 274:Weak 229:Base 215:Weak 170:Acid 91:Base 61:Acid 4585:doi 4549:doi 4514:doi 4472:doi 4405:doi 4303:doi 4291:120 4163:-1 4143:-8 3754:HCl 3748:HBr 3689:CCH 3624:HCl 3609:CCH 3561:CCH 2319:FSO 2259:CHB 2212:SbF 2199:FSO 2152:SbF 1973:HNO 1895:HBr 1879:HCl 1728:ClO 1416:.) 952:log 888:by 569:HNO 492:HCl 414:or 4623:: 4597:. 4581:54 4579:. 4547:. 4537:73 4535:. 4510:90 4508:. 4468:35 4466:. 4442:pH 4401:56 4399:. 4395:. 4376:^ 4346:^ 4317:. 4309:. 4301:. 4289:. 3971:. 3891:. 3873:. 3818:SO 3793:CH 3742:HI 3707:Cl 3672:HO 3596:HO 3548:HO 3538:, 3512:HS 3449:HA 3424:. 3413:× 3351:. 3256:OH 3249:HA 3152:PO 2964:. 2717:. 2510:, 2433:HA 2276:11 2272:Cl 2263:11 2056:SO 1911:HI 1802:. 1686:. 1669:HA 1621:SH 1571:HA 1555:A 1448:pH 843:. 791:, 762:CH 670:HA 651:. 625:SO 552:, 509:, 430:HA 381:, 348:, 331:HA 126:pH 4591:. 4587:: 4555:. 4551:: 4543:: 4520:. 4516:: 4502:5 4498:5 4494:3 4478:. 4474:: 4460:2 4456:3 4438:. 4413:. 4407:: 4391:a 4388:K 4370:. 4325:. 4305:: 4297:: 4200:1 4180:3 4160:5 4140:7 4122:a 4119:K 4117:p 4085:a 4080:K 4075:p 3988:a 3985:K 3983:p 3949:a 3944:K 3939:p 3854:a 3849:K 3844:p 3810:2 3805:) 3797:3 3789:( 3703:+ 3698:+ 3693:3 3680:2 3675:) 3669:( 3621:+ 3613:3 3600:2 3565:3 3552:2 3516:+ 3508:+ 3499:A 3455:S 3452:+ 3418:b 3415:K 3411:a 3408:K 3404:a 3401:K 3397:b 3394:K 3373:a 3368:K 3320:A 3294:O 3286:2 3282:H 3278:+ 3269:A 3252:+ 3218:a 3213:K 3208:p 3156:4 3143:3 3139:H 3129:( 3091:( 3064:a 3059:K 3035:0 3032:= 3027:H 3023:T 3016:] 3013:H 3010:[ 3007:+ 3000:a 2996:K 2989:2 2985:] 2981:H 2978:[ 2950:] 2947:H 2944:[ 2911:H 2907:T 2876:a 2872:K 2867:/ 2861:2 2857:] 2853:H 2850:[ 2847:+ 2844:] 2841:H 2838:[ 2835:= 2823:a 2819:K 2814:/ 2810:] 2807:H 2804:[ 2801:] 2798:A 2795:[ 2792:+ 2789:] 2786:H 2783:[ 2780:= 2770:] 2767:A 2764:H 2761:[ 2758:+ 2755:] 2752:H 2749:[ 2746:= 2737:H 2733:T 2699:H 2695:T 2671:a 2666:K 2639:] 2636:A 2633:H 2630:[ 2625:] 2616:A 2612:[ 2609:] 2604:+ 2600:H 2596:[ 2590:= 2585:a 2581:K 2554:] 2551:H 2548:[ 2523:a 2519:K 2483:A 2479:+ 2474:+ 2470:H 2461:A 2458:H 2364:a 2359:K 2354:p 2345:( 2331:] 2323:3 2315:[ 2311:H 2284:] 2255:[ 2251:H 2224:] 2216:5 2203:3 2195:[ 2191:H 2164:] 2156:6 2148:[ 2144:H 2102:1 2098:a 2092:K 2087:p 2060:4 2047:2 2043:H 2013:a 2008:K 2003:p 1977:3 1943:H 1927:H 1852:a 1849:K 1847:p 1824:a 1819:K 1814:p 1775:a 1770:K 1765:p 1732:4 1724:+ 1719:+ 1715:H 1703:4 1634:A 1630:+ 1625:+ 1577:S 1574:+ 1525:0 1521:H 1493:a 1488:K 1464:+ 1460:H 1432:0 1428:H 1397:a 1392:K 1387:p 1363:a 1358:K 1353:p 1326:0 1322:H 1298:a 1293:K 1288:p 1264:a 1259:K 1254:p 1230:a 1225:K 1220:p 1197:0 1193:H 1169:a 1164:K 1159:p 1136:0 1132:H 1096:a 1091:K 1086:p 1061:A 1053:H 1031:A 1023:H 991:+ 987:H 963:a 959:K 946:= 940:a 935:K 930:p 906:a 901:K 869:a 864:K 855:( 805:a 800:K 766:3 752:( 727:A 723:+ 718:+ 714:H 637:) 629:4 616:2 612:H 608:( 581:) 573:3 565:( 538:) 530:4 522:( 495:) 489:( 450:A 446:+ 441:+ 437:H 391:A 362:+ 358:H 301:e 294:t 287:v 20:)

Index

Weak Acid
Acid dissociation constant
Diagrammatic representation of the dissociation of acetic acid in aqueous solution to acetate and hydronium ions.
Acceptor number
Acid
Acid–base reaction
Acid–base homeostasis
Acid strength
Acidity function
Amphoterism
Base
Buffer solutions
Dissociation constant
Donor number
Equilibrium chemistry
Extraction
Hammett acidity function
pH
Proton affinity
Self-ionization of water
Titration
Lewis acid catalysis
Frustrated Lewis pair
Chiral Lewis acid
ECW model
Acid
Brønsted–Lowry
Lewis
Mineral
Organic

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