Knowledge (XXG)

Dithionite

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27: 35: 668: 547: 509: 478: 464: 709: 649: 564: 469: 526: 590:"The Redox Potential of Dithionite and SO from Equilibrium Reactions with Flavodoxins, Methyl Viologen and Hydrogen plus Hydrogenase" 486: 753: 748: 702: 141: 474: 743: 445: 728: 695: 352: 641: 758: 738: 507:
José Jiménez Barberá; Adolf Metzger; Manfred Wolf (2000). "Sulfites, Thiosulfates, and Dithionites".
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The unusual structure of the dithionite anion. It has a remarkably long sulfur-sulfur bond.
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Wietelmann, Ulrich; Felderhoff, Michael; Rittmeyer, Peter (2016-09-29) . "Hydrides".
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iron(II) compounds and to remove amorphous iron(III)-bearing mineral phases in
380: 197: 20: 574: 518: 675: 400: 368: 208: 615: 51: 66:. The dianion has a steric number of 4 and trigonal pyramidal geometry. 441: 281: 277: 149: 63: 396: 667: 404: 145: 79: 33: 25: 384: 376: 356: 395:
The decomposition of dithionite produces reduced species of
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It also undergoes alkaline hydrolytic disproportionation to
551:. Weinheim, Germany: Wiley-VCH Verlag GmbH & Co. KGaA. 133: 74:
In its main applications, dithionite is generally prepared
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with the formula . It is commonly encountered as the salt
336:), but this acid does not exist in any practical sense. 683: 58:. For historical reasons, it is sometimes called 465:International Union of Pure and Applied Chemistry 90:, described by the following idealized equation: 548:Ullmann's Encyclopedia of Industrial Chemistry 510:Ullmann's Encyclopedia of Industrial Chemistry 473:(IUPAC Recommendations 2005). Cambridge (UK): 703: 16:Oxyanion of sulfur at the oxidation number +3 8: 62:, but it contains no hydrogen and is not a 710: 696: 540: 538: 605: 502: 500: 498: 120: 116: 112: 108: 104: 100: 96: 457: 367:Dithionite is used in conjunction with 347:finds widespread use in industry as a 7: 664: 662: 399:that can be very aggressive for the 470:Nomenclature of Inorganic Chemistry 682:. You can help Knowledge (XXG) by 607:10.1111/j.1432-1033.1978.tb12269.x 14: 387:analyses (selective extraction). 666: 594:European Journal of Biochemistry 1: 557:10.1002/14356007.a13_199.pub2 351:. It is for example used in 320:It is formally derived from 444:(S, HS) is responsible for 775: 661: 196:Dithionite undergoes acid 18: 638:Chemistry of the Elements 636:; Earnshaw, Alan (1997). 446:stress corrosion cracking 379:(III) oxy-hydroxide into 148:occurs with formation of 519:10.1002/14356007.a25_477 70:Production and reactions 19:Not to be confused with 513:. Weinheim: Wiley-VCH. 754:Chemical process stubs 749:Electrochemistry stubs 678:-related article is a 588:Mayhew, S. G. (2008). 353:bleaching of wood pulp 103:+ 8 NaOH → 4 Na 43: 42:of the dithionite ion. 31: 642:Butterworth-Heinemann 634:Greenwood, Norman N. 436:) is known to induce 37: 29: 40:ball-and-stick model 491:Electronic version. 140:is −0.66 V vs 138:reduction potential 391:Harmful properties 340:Use and occurrence 201:disproportionation 88:sodium borohydride 44: 32: 691: 690: 651:978-0-08-037941-8 566:978-3-527-30673-2 438:pitting corrosion 369:complexing agents 363:Chemical analyses 345:Sodium dithionite 56:sodium dithionite 766: 744:Sulfur oxyanions 712: 705: 698: 670: 663: 655: 640:(2nd ed.). 620: 619: 609: 585: 579: 578: 542: 533: 532: 504: 493: 462: 435: 434: 433: 425: 424: 272: 271: 270: 260: 259: 258: 250: 249: 235: 234: 233: 225: 224: 191: 190: 189: 175: 174: 173: 165: 164: 128:Dithionite is a 124: 774: 773: 769: 768: 767: 765: 764: 763: 729:Reducing agents 719: 718: 717: 716: 659: 652: 632: 629: 627:Further reading 624: 623: 587: 586: 582: 567: 544: 543: 536: 529: 506: 505: 496: 489:. p. 130. 463: 459: 454: 432: 429: 428: 427: 423: 420: 419: 418: 416: 409:stainless steel 393: 365: 342: 335: 331: 327: 322:dithionous acid 315: 311: 307: 303: 300:+ 6 NaOH → 5 Na 299: 295: 291: 269: 266: 265: 264: 262: 257: 254: 253: 252: 248: 245: 244: 243: 241: 239: 232: 229: 228: 227: 223: 220: 219: 218: 216: 188: 185: 184: 183: 181: 179: 172: 169: 168: 167: 163: 160: 159: 158: 156: 122: 118: 114: 110: 106: 102: 98: 94: 72: 24: 17: 12: 11: 5: 772: 770: 762: 761: 756: 751: 746: 741: 736: 731: 721: 720: 715: 714: 707: 700: 692: 689: 688: 671: 657: 656: 650: 628: 625: 622: 621: 600:(2): 535–547. 580: 565: 534: 528:978-3527306732 527: 494: 456: 455: 453: 450: 430: 421: 392: 389: 371:(for example, 364: 361: 349:reducing agent 341: 338: 333: 329: 325: 318: 317: 313: 309: 305: 301: 297: 293: 289: 274: 273: 267: 255: 246: 237: 230: 221: 194: 193: 186: 177: 170: 161: 130:reducing agent 126: 125: 84:sulfur dioxide 71: 68: 15: 13: 10: 9: 6: 4: 3: 2: 771: 760: 757: 755: 752: 750: 747: 745: 742: 740: 737: 735: 732: 730: 727: 726: 724: 713: 708: 706: 701: 699: 694: 693: 687: 685: 681: 677: 672: 669: 665: 660: 653: 647: 643: 639: 635: 631: 630: 626: 617: 613: 608: 603: 599: 595: 591: 584: 581: 576: 572: 568: 562: 558: 554: 550: 549: 541: 539: 535: 530: 524: 520: 516: 512: 511: 503: 501: 499: 495: 492: 488: 487:0-85404-438-8 484: 480: 476: 472: 471: 466: 461: 458: 451: 449: 447: 443: 439: 414: 410: 406: 402: 398: 390: 388: 386: 382: 378: 374: 370: 362: 360: 358: 354: 350: 346: 339: 337: 323: 287: 286: 285: 283: 279: 214: 213: 212: 210: 206: 202: 199: 192:+ 2 e + 2 H 155: 154: 153: 151: 147: 143: 139: 136: 7, its 135: 131: 93: 92: 91: 89: 85: 81: 77: 69: 67: 65: 61: 57: 53: 49: 41: 36: 28: 22: 684:expanding it 673: 658: 637: 597: 593: 583: 546: 508: 468: 460: 394: 375:) to reduce 366: 343: 319: 275: 195: 127: 75: 73: 60:hydrosulfite 59: 47: 45: 759:Metal stubs 739:Dithionites 413:Thiosulfate 373:citric acid 205:thiosulfate 723:Categories 452:References 440:, whereas 198:hydrolytic 180:O → 2 48:dithionite 21:dithionate 734:Corrosion 676:corrosion 575:751968805 401:corrosion 355:and some 209:bisulfite 146:oxidation 80:reduction 467:(2005). 52:oxyanion 448:(SCC). 442:sulfide 381:soluble 312:S + 3 H 282:sulfide 278:sulfite 150:sulfite 115:+ NaBO 99:+ 8 SO 76:in situ 64:sulfite 50:is the 648:  616:648533 614:  573:  563:  525:  485:  397:sulfur 176:+ 2 H 144:. Its 132:. At 119:+ 6 H 674:This 479:IUPAC 405:steel 680:stub 646:ISBN 612:PMID 571:OCLC 561:ISBN 523:ISBN 483:ISBN 407:and 385:soil 377:iron 357:dyes 308:+ Na 288:3 Na 280:and 261:+ 2 240:O → 207:and 95:NaBH 46:The 602:doi 553:doi 515:doi 475:RSC 403:of 263:HSO 236:+ H 203:to 182:HSO 142:SHE 86:by 82:of 78:by 725:: 644:. 610:. 598:85 596:. 592:. 569:. 559:. 537:^ 521:. 497:^ 481:. 411:. 359:. 324:(H 304:SO 284:: 215:2 211:: 152:: 134:pH 38:A 711:e 704:t 697:v 686:. 654:. 618:. 604:: 577:. 555:: 531:. 517:: 477:– 431:3 426:O 422:2 417:S 415:( 334:4 332:O 330:2 328:S 326:2 316:O 314:2 310:2 306:3 302:2 298:4 296:O 294:2 292:S 290:2 268:3 256:3 251:O 247:2 242:S 238:2 231:4 226:O 222:2 217:S 187:3 178:2 171:4 166:O 162:2 157:S 123:O 121:2 117:2 113:4 111:O 109:2 107:S 105:2 101:2 97:4 23:.

Index

dithionate


ball-and-stick model
oxyanion
sodium dithionite
sulfite
reduction
sulfur dioxide
sodium borohydride
reducing agent
pH
reduction potential
SHE
oxidation
sulfite
hydrolytic
disproportionation
thiosulfate
bisulfite
sulfite
sulfide
dithionous acid
Sodium dithionite
reducing agent
bleaching of wood pulp
dyes
complexing agents
citric acid
iron

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