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Physical chemistry

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675: 70: 826:, as well as the development of calculation algorithms in the field of "additive physicochemical properties" (practically all physicochemical properties, such as boiling point, critical point, surface tension, vapor pressure, etc.—more than 20 in all—can be precisely calculated from chemical structure alone, even if the chemical molecule remains unsynthesized), and herein lies the practical importance of contemporary physical chemistry. 259: 42: 2353: 272: 2377: 2389: 2365: 651:
The fact that how fast reactions occur can often be specified with just a few concentrations and a temperature, instead of needing to know all the positions and speeds of every molecule in a mixture, is a special case of another key concept in physical chemistry, which is that to the extent an
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can be described as the making and breaking of those bonds. Predicting the properties of chemical compounds from a description of atoms and how they bond is one of the major goals of physical chemistry. To describe the atoms and bonds precisely, it is necessary to know both where the
660:, a specialty within physical chemistry which is also shared with physics. Statistical mechanics also provides ways to predict the properties we see in everyday life from molecular properties without relying on empirical correlations based on chemical similarities. 698:. In the preamble to these lectures he gives the definition: "Physical chemistry is the science that must explain under provisions of physical experiments the reason for what is happening in complex bodies through chemical operations". 378:, is predominantly (but not always) a supra-molecular science, as the majority of the principles on which it was founded relate to the bulk rather than the molecular or atomic structure alone (for example, chemical equilibrium and 639:
than either the reactants or the products and serve as a barrier to reaction. In general, the higher the barrier, the slower the reaction. A second is that most chemical reactions occur as a sequence of
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Another set of important questions in chemistry concerns what kind of reactions can happen spontaneously and which properties are possible for a given chemical mixture. This is studied in
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to chemical problems, provides tools to determine how strong and what shape bonds are, how nuclei move, and how light can be absorbed or emitted by a chemical compound.
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was one of the leading names. Theoretical developments have gone hand in hand with developments in experimental methods, where the use of different forms of
303: 2746: 1554: 1054: 600:. It can frequently be used to assess whether a reactor or engine design is feasible, or to check the validity of experimental data. To a limited extent, 1532: 812: 867: 744: 2625: 1576: 1059: 242: 1260: 957: 925: 1527: 1588: 901: 857: 1441: 909: 887: 613: 2393: 2420: 1336: 1284: 1239: 1218: 1197: 1173: 1152: 1131: 1100: 760:, these were the leading figures in physical chemistry in the late 19th century and early 20th century. All three were awarded the 493: 967: 296: 949: 933: 875: 808: 753: 2573: 2272: 1434: 605: 648:
in the reaction mixture, as well as how catalysts and reaction conditions can be engineered to optimize the reaction rate.
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Number of phases, number of components and degree of freedom (or variance) can be correlated with one another with help of
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engineer needs to know, everything going on in a mixture of very large numbers (perhaps of the order of the
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is the related sub-discipline of physical chemistry which is specifically concerned with the interaction of
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can describe irreversible changes. However, classical thermodynamics is mostly concerned with systems in
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Some of the relationships that physical chemistry strives to understand include the effects of:
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in 1752, when he presented a lecture course entitled "A Course in True Physical Chemistry" (
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Transfer of heat between a chemical system and its surroundings during change of
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The Cambridge History of Science: The modern physical and mathematical sciences
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Further development in physical chemistry may be attributed to discoveries in
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specifically in the field of physical chemistry was the German journal,
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Modern physical chemistry originated in the 1860s to 1880s with work on
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made many contributions. Another important step was the development of
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and not what actually does happen, or how fast, away from equilibrium.
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Historical journals that covered both chemistry and physics include
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Herbst, Eric (May 12, 2005). "Chemistry of Star-Forming Regions".
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List of unsolved problems in chemistry#Physical chemistry problems
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The key concepts of physical chemistry are the ways in which pure
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Developments in the following decades include the application of
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and other subjects. One milestone was the publication in 1876 by
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Fragment of M. Lomonosov's manuscript 'Physical Chemistry' (1752)
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of the atoms are, and how electrons are distributed around them.
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Interaction of one body with another in terms of quantities of
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systems in terms of the principles, practices, and concepts of
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List of important publications in chemistry#Physical chemistry
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One of the key concepts in classical chemistry is that all
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Some journals that deal with physical chemistry include
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Which reactions do occur and how fast is the subject of
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that act upon the physical properties of materials (
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Transactions of the Connecticut Academy of Sciences
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Surface chemistry and electrochemistry of membranes
1320: 1301:On the Equilibrium of Heterogeneous Substances 720:On the Equilibrium of Heterogeneous Substances 504:Calculation of the energy of electron movement 2421: 1442: 1147:, p. 342. Oxford University Press, New York. 297: 8: 1327:. Oxford: Oxford University Press. pp.  1255:, p. 54. Oxford University Press, New York. 1253:Introduction to Modern Statistical Mechanics 847:quantitative structure–activity relationship 682:The term "physical chemistry" was coined by 1143:Atkins, Peter and Friedman, Ronald (2005). 1118:Atkins, Peter and Friedman, Ronald (2005). 1114: 1112: 2428: 2414: 2406: 1449: 1435: 1427: 1411:Physical Chemistry: neither Fish nor Fowl? 1405:Physical Chemistry from Ostwald to Pauling 1279:. Stanford University Press. p. 388. 1190:Introduction to Statistical Thermodynamics 304: 290: 52: 475:of number of species present in solution. 1164:Landau, L.D. and Lifshitz, E.M. (1980). 631:, most chemical species must go through 1184: 1182: 1081: 813:nuclear magnetic resonance spectroscopy 492:Behaviour of microscopic systems using 60: 2626:Atomic, molecular, and optical physics 1192:, p. 1. Dover Publications, New York. 1232:The Engineering of Chemical Reactions 1211:The Engineering of Chemical Reactions 958:Journal of Physical Chemistry Letters 926:Journal of Physical Organic Chemistry 7: 2364: 902:Macromolecular Chemistry and Physics 868:Zeitschrift für Physikalische Chemie 745:Zeitschrift für Physikalische Chemie 45:Between the flame and the flower is 2388: 910:Annual Review of Physical Chemistry 897:with a history dating back to 1905) 888:Physical Chemistry Chemical Physics 374:Physical chemistry, in contrast to 27:Physics applied to chemical systems 25: 576:can be converted into work in an 519:is applied to chemical problems. 506:in molecules and metal complexes. 2387: 2375: 2363: 2352: 2351: 968:Annales de chimie et de physique 771:to chemical systems and work on 271: 270: 257: 68: 2747:Timeline of physics discoveries 1399:The World of Physical Chemistry 1354:Journal of Physical Chemistry A 1323:The World of Physical Chemistry 950:Journal of Physical Chemistry C 934:Journal of Physical Chemistry B 876:Journal of Physical Chemistry A 809:electron paramagnetic resonance 1089:Torben Smith Sørensen (1999). 692:Курс истинной физической химии 606:non-equilibrium thermodynamics 526:can be described as groups of 496:and macroscopic systems using 1: 1716:Interface and colloid science 1470:Glossary of chemical formulae 1299:Josiah Willard Gibbs, 1876, " 881:Journal of Physical Chemistry 843:Benson group increment theory 582:thermal expansion coefficient 421:The identity of ions and the 1273:Vucinich, Alexander (1963). 754:Jacobus Henricus van 't Hoff 2711:Quantum information science 1993:Bioorganometallic chemistry 1480:List of inorganic compounds 1145:Molecular Quantum Mechanics 1120:Molecular Quantum Mechanics 975:Branches and related topics 858:Physical chemistry journals 2784: 2542:Classical electromagnetism 1919:Dynamic covalent chemistry 1890:Enantioselective synthesis 1870:Physical organic chemistry 1823:Organolanthanide chemistry 1276:Science in Russian culture 1230:Schmidt, Lanny D. (2005). 1209:Schmidt, Lanny D. (2005). 1095:. CRC Press. p. 134. 1070:Category:Physical chemists 1037:Physical organic chemistry 855: 667: 578:internal combustion engine 498:statistical thermodynamics 29: 2347: 1508:Electroanalytical methods 1465: 1415:The Autonomy of Chemistry 1188:Hill, Terrell L. (1986). 831:Group contribution method 694:) before the students of 691: 563:electromagnetic radiation 243:List of unsolved problems 2648:Condensed matter physics 2263:Nobel Prize in Chemistry 2179:Supramolecular chemistry 1818:Organometallic chemistry 1401:(Keith J. 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490: 483: 476: 469: 455: 452:thermodynamics 440: 437:cell membranes 426: 419: 409: 353:thermodynamics 312: 311: 309: 308: 301: 294: 286: 283: 282: 281: 280: 267: 250: 249: 246: 245: 240: 235: 230: 219: 216: 215: 212: 211: 208: 207: 202: 197: 192: 187: 181: 178: 177: 174: 173: 170: 169: 164: 159: 154: 149: 144: 139: 134: 129: 123: 121:Key components 120: 119: 116: 115: 113: 112: 101: 99: 98: 93: 88: 82: 79: 78: 73: 65: 64: 58: 57: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 2780: 2769: 2766: 2765: 2763: 2748: 2745: 2743: 2740: 2738: 2735: 2733: 2730: 2728: 2725: 2724: 2722: 2718: 2712: 2709: 2707: 2706:Ocean physics 2704: 2702: 2699: 2697: 2694: 2692: 2689: 2687: 2684: 2682: 2679: 2677: 2674: 2672: 2669: 2667: 2664: 2663: 2661: 2659: 2655: 2649: 2646: 2642: 2641:Modern optics 2639: 2637: 2634: 2632: 2629: 2628: 2627: 2624: 2622: 2619: 2617: 2614: 2612: 2609: 2605: 2602: 2600: 2597: 2596: 2595: 2592: 2591: 2589: 2587: 2583: 2575: 2572: 2570: 2567: 2566: 2565: 2562: 2558: 2555: 2553: 2550: 2549: 2548: 2545: 2543: 2540: 2538: 2535: 2531: 2528: 2526: 2523: 2521: 2518: 2516: 2513: 2512: 2511: 2508: 2507: 2505: 2503: 2499: 2491: 2490:Computational 2488: 2487: 2486: 2483: 2481: 2478: 2477: 2475: 2471: 2463: 2460: 2459: 2458: 2455: 2453: 2450: 2449: 2447: 2443: 2439: 2431: 2426: 2424: 2419: 2417: 2412: 2411: 2408: 2396: 2395: 2386: 2384: 2383: 2378: 2374: 2372: 2371: 2362: 2360: 2359: 2350: 2349: 2346: 2340: 2337: 2335: 2332: 2330: 2329:Chemical bond 2327: 2325: 2322: 2320: 2317: 2315: 2312: 2310: 2307: 2305: 2302: 2300: 2297: 2293: 2290: 2289: 2288: 2285: 2282: 2278: 2274: 2271: 2270: 2269: 2266: 2264: 2261: 2259: 2256: 2255: 2253: 2249: 2241: 2238: 2236: 2233: 2231: 2228: 2227: 2226: 2223: 2219: 2218:Stoichiometry 2216: 2215: 2214: 2211: 2207: 2204: 2202: 2199: 2197: 2194: 2192: 2189: 2188: 2187: 2184: 2180: 2177: 2176: 2175: 2174:Nanochemistry 2172: 2171: 2166: 2163: 2161: 2158: 2157: 2156: 2153: 2151: 2148: 2144: 2141: 2139: 2136: 2135: 2134: 2131: 2130: 2125: 2122: 2121: 2120: 2117: 2113: 2110: 2108: 2105: 2104: 2103: 2100: 2098: 2095: 2093: 2090: 2086: 2083: 2081: 2078: 2077: 2076: 2073: 2072: 2067: 2064: 2062: 2059: 2058: 2057: 2054: 2052: 2048: 2044: 2041: 2037: 2034: 2032: 2029: 2027: 2024: 2023: 2022: 2019: 2018: 2016: 2014: 2010: 2004: 2001: 1999: 1996: 1994: 1991: 1989: 1986: 1984: 1981: 1979: 1976: 1972: 1969: 1968: 1967: 1964: 1960: 1957: 1956: 1955: 1952: 1948: 1945: 1943: 1940: 1939: 1938: 1935: 1934: 1932: 1930: 1926: 1920: 1917: 1915: 1912: 1910: 1907: 1905: 1902: 1900: 1899:Semisynthesis 1896: 1893: 1891: 1888: 1886: 1883: 1881: 1878: 1876: 1873: 1871: 1868: 1864: 1861: 1860: 1859: 1856: 1855: 1853: 1851: 1847: 1841: 1838: 1836: 1833: 1831: 1828: 1824: 1821: 1820: 1819: 1816: 1814: 1811: 1809: 1806: 1805: 1803: 1801: 1797: 1791: 1788: 1786: 1783: 1781: 1778: 1776: 1773: 1771: 1768: 1766: 1763: 1761: 1758: 1756: 1753: 1749: 1746: 1745: 1744: 1741: 1739: 1736: 1734: 1733:Sonochemistry 1731: 1729: 1728:Cryochemistry 1726: 1722: 1721:Micromeritics 1719: 1718: 1717: 1714: 1712: 1709: 1707: 1704: 1702: 1699: 1695: 1692: 1690: 1687: 1686: 1685: 1682: 1681: 1679: 1677: 1673: 1665: 1662: 1661: 1660: 1657: 1655: 1652: 1650: 1647: 1645: 1642: 1638: 1635: 1634: 1633: 1630: 1628: 1625: 1624: 1622: 1620: 1616: 1610: 1607: 1605: 1602: 1600: 1599:Wet chemistry 1597: 1595: 1592: 1590: 1587: 1585: 1582: 1578: 1575: 1573: 1570: 1569: 1568: 1565: 1563: 1560: 1556: 1553: 1551: 1548: 1546: 1543: 1542: 1541: 1538: 1534: 1531: 1529: 1526: 1524: 1521: 1519: 1516: 1515: 1514: 1511: 1509: 1506: 1504: 1501: 1500: 1498: 1496: 1492: 1486: 1483: 1481: 1478: 1476: 1473: 1471: 1468: 1467: 1464: 1460: 1452: 1447: 1445: 1440: 1438: 1433: 1432: 1429: 1422: 1419: 1416: 1412: 1409: 1406: 1403: 1400: 1397: 1396: 1392: 1383: 1379: 1375: 1371: 1367: 1363: 1359: 1355: 1348: 1345: 1340: 1338:0-19-855919-4 1334: 1330: 1325: 1324: 1318: 1312: 1309: 1306: 1302: 1296: 1293: 1288: 1286:0-8047-0738-3 1282: 1278: 1277: 1269: 1266: 1262: 1258: 1254: 1248: 1245: 1241: 1240:0-19-516925-5 1237: 1233: 1227: 1224: 1220: 1219:0-19-516925-5 1216: 1212: 1206: 1203: 1199: 1198:0-486-65242-4 1195: 1191: 1185: 1183: 1179: 1175: 1174:0-7506-3372-7 1171: 1167: 1161: 1158: 1154: 1153:0-19-927498-3 1150: 1146: 1140: 1137: 1133: 1132:0-19-927498-3 1129: 1125: 1121: 1115: 1113: 1109: 1104: 1102:0-8247-1922-0 1098: 1094: 1093: 1085: 1082: 1075: 1071: 1068: 1066: 1063: 1061: 1058: 1056: 1053: 1052: 1048: 1043: 1042:Micromeritics 1040: 1038: 1035: 1033: 1030: 1028: 1025: 1023: 1020: 1018: 1015: 1013: 1010: 1008: 1005: 1003: 1000: 998: 995: 993: 990: 988: 985: 983: 980: 979: 974: 972: 970: 969: 960: 959: 955: 952: 951: 947: 944: 943: 939: 936: 935: 931: 928: 927: 923: 920: 919: 915: 912: 911: 907: 904: 903: 899: 896: 895: 890: 889: 885: 882: 878: 877: 873: 870: 869: 865: 864: 863: 859: 851: 849: 848: 844: 840: 839:Joback method 836: 832: 827: 825: 821: 816: 814: 810: 806: 802: 798: 794: 793:Linus Pauling 790: 786: 782: 778: 774: 770: 765: 763: 759: 755: 751: 747: 746: 741: 736: 734: 730: 726: 722: 721: 716: 712: 708: 704: 699: 697: 689: 685: 676: 671: 663: 661: 659: 655: 649: 647: 643: 638: 634: 630: 626: 622: 617: 615: 611: 607: 603: 599: 595: 591: 587: 583: 579: 575: 571: 566: 565:with matter. 564: 560: 556: 552: 545: 543: 541: 536: 533:together and 532: 529: 525: 520: 518: 510: 505: 502: 499: 495: 491: 488: 485:Reactions of 484: 481: 477: 474: 470: 468: 464: 460: 456: 453: 449: 445: 441: 438: 434: 430: 427: 425:of materials. 424: 420: 417: 413: 410: 407: 403: 399: 395: 391: 388: 387: 386: 383: 381: 377: 372: 370: 366: 362: 358: 354: 350: 346: 342: 338: 334: 330: 327:phenomena in 326: 322: 318: 307: 302: 300: 295: 293: 288: 287: 285: 284: 278: 268: 265: 254: 253: 252: 251: 244: 241: 239: 236: 234: 231: 228: 224: 221: 220: 214: 213: 206: 203: 201: 198: 196: 193: 191: 188: 186: 183: 182: 176: 175: 168: 165: 163: 160: 158: 155: 153: 150: 148: 145: 143: 140: 138: 135: 133: 130: 128: 125: 124: 118: 117: 110: 106: 103: 102: 97: 94: 92: 89: 87: 84: 83: 81: 80: 76: 71: 67: 66: 63: 59: 55: 54: 48: 43: 37: 33: 19: 2666:Astrophysics 2480:Experimental 2392: 2380: 2368: 2356: 2206:Biosynthesis 2056:Geochemistry 1971:Pharmacology 1947:Cell biology 1937:Biochemistry 1765:Spectroscopy 1675: 1664:VSEPR theory 1513:Spectroscopy 1457:Branches of 1414: 1357: 1353: 1347: 1322: 1311: 1304: 1295: 1275: 1268: 1252: 1247: 1231: 1226: 1210: 1205: 1189: 1165: 1160: 1144: 1139: 1126:, New York. 1119: 1091: 1084: 1022:Spectroscopy 966: 964: 956: 948: 942:ChemPhysChem 940: 932: 924: 916: 908: 900: 892: 886: 880: 874: 866: 861: 828: 817: 797:spectroscopy 766: 743: 737: 725:Gibbs energy 718: 707:electrolytes 700: 681: 650: 618: 567: 559:Spectroscopy 549: 521: 514: 511:Key concepts 384: 373: 316: 315: 204: 190:Biochemistry 167:Chemical law 74: 2569:Statistical 2485:Theoretical 2462:Engineering 2394:WikiProject 1619:Theoretical 1604:Calorimetry 610:equilibrium 546:Disciplines 325:microscopic 321:macroscopic 2686:Geophysics 2676:Biophysics 2520:Analytical 2473:Approaches 2230:Metallurgy 1929:Biological 1495:Analytical 1122:, p. 249. 1076:References 799:, such as 738:The first 668:See also: 480:phase rule 394:plasticity 2636:Molecular 2537:Acoustics 2530:Continuum 2525:Celestial 2515:Newtonian 2502:Classical 2445:Divisions 2292:Catalysis 1800:Inorganic 1594:Titration 1459:chemistry 646:catalysts 625:reactants 471:Study of 62:Chemistry 2762:Category 2358:Category 2314:Molecule 2251:See also 1676:Physical 1382:16833724 1319:(1993). 1049:See also 852:Journals 779:, where 773:colloids 629:products 590:pressure 380:colloids 335:such as 329:chemical 277:Category 217:Research 179:Branches 109:timeline 96:Glossary 2720:Related 2604:General 2599:Special 2457:Applied 2370:Commons 2334:Alchemy 1850:Organic 1362:Bibcode 688:Russian 664:History 586:entropy 517:physics 450:called 414:on the 406:liquids 333:physics 223:Chemist 105:History 91:Outline 47:aerogel 2631:Atomic 2586:Modern 2436:Major 2382:Portal 1528:UV-Vis 1380:  1335:  1283:  1259:  1238:  1217:  1196:  1172:  1151:  1130:  1099:  953:(2007) 945:(2000) 937:(1997) 929:(1988) 921:(1957) 913:(1950) 905:(1947) 871:(1887) 731:, and 637:energy 598:liquid 592:for a 574:energy 540:nuclei 531:bonded 341:energy 337:motion 275:  127:Matter 1555:MALDI 1523:Raman 787:into 596:or a 588:with 528:atoms 459:phase 345:force 157:Redox 132:Phase 86:Index 2557:Wave 2452:Pure 2309:Atom 1577:HPLC 1378:PMID 1333:ISBN 1281:ISBN 1257:ISBN 1236:ISBN 1215:ISBN 1194:ISBN 1170:ISBN 1149:ISBN 1128:ISBN 1097:ISBN 829:See 811:and 775:and 752:and 612:and 604:and 448:work 446:and 444:heat 431:and 367:and 349:time 323:and 227:list 137:Bond 2552:Ray 2319:Ion 1550:ICP 1533:NMR 1370:doi 1358:109 1303:", 594:gas 461:or 435:of 404:in 382:). 147:Ion 34:or 2764:: 2049:/ 2045:/ 1897:/ 1572:GC 1545:EI 1518:IR 1376:. 1368:. 1356:. 1331:. 1329:48 1181:^ 1111:^ 845:, 841:, 837:, 833:, 807:, 803:, 735:. 727:, 705:, 690:: 408:). 400:, 396:, 371:. 363:, 359:, 355:, 351:, 347:, 343:, 339:, 2429:e 2422:t 2415:v 2283:" 2279:" 1450:e 1443:t 1436:v 1384:. 1372:: 1364:: 1341:. 1289:. 1263:. 1242:. 1221:. 1200:. 1176:. 1155:. 1134:. 1105:. 500:. 489:. 482:. 454:. 439:. 418:. 305:e 298:t 291:v 229:) 225:( 111:) 107:( 38:. 20:)

Index

Physiochemistry
Physiological chemistry
Chemical physics

aerogel
Chemistry

Index
Outline
Glossary
History
timeline
Matter
Phase
Bond
Chemical reaction
Ion
Acid–base reaction
Redox
Chemical equilibrium
Chemical law
Analytical chemistry
Biochemistry
Organic chemistry
Inorganic chemistry
Physical chemistry
Chemist
list
List of chemistry awards
List of journals

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