156:
20:
801:
Lee, Donald G.; Chen, Tao (1993), "Reduction of manganate(VI) by mandelic acid and its significance for development of a general mechanism of dationoxin of organic compounds by high-valent transition metal oxides",
1027:
Guziec, Frank S. Jr.; Murphy, Christopher J.; Cullen, Edward R. (1985), "Thermal and photochemical studies of symmetrical and unsymmetrical dihydro-1,3,4-selenadiazoles",
624:
610:
163:
The manganate(VI) ion is tetrahedral, similar to sulfate or chromate: indeed, manganates are often isostructural with sulfates and chromates, a fact first noted by
691:
Rush, J. D.; Bielski, B. H. J. (1995), "Studies of
Manganate(V), -(VI), and -(VII) Tetraoxyanions by Pulse Radiolysis. Optical Spectra of Protonated Forms",
717:
Lee, Donald G.; Chen, Tao (1989), "Oxidation of hydrocarbons. 18. Mechanism of the reaction between permanganate and carbon-carbon double bonds",
779:
Carrington, A.; Symons, M. C. R. (1956), "Structure and reactivity of the oxy-anions of transition metals. Part I. The manganese oxy-anions",
1109:
615:
982:
670:
632:
147:. It is mononuclear in dilute solution, and shows a strong absorption in the ultraviolet and a weaker absorption at 650 nm.
885:
Sutter, Joan H.; Colquitt, Kevin; Sutter, John R. (1974), "Kinetics of the disproportionation of manganate in acid solution",
620:
564:
496:
450:
998:
Firouzabadi, Habib; Mostafavipoor, Zohreh (1983), "Barium
Manganate. A Versatile Oxidant in Organic Synthesis",
184:
520:
280:
28:
511:, with manganese in the +3 oxidation state. However, most of these "manganites" do not contain discrete
188:
1070:
838:
164:
1114:
636:
390:
288:
222:
1086:
829:
Juberta, A. H.; Varettia, E. L. (1982), "Normal and resonance Raman spectra of some manganates",
658:
346:
207:
100:
978:
666:
628:
386:
362:
358:
292:
284:
1078:
1032:
1007:
968:
960:
937:
894:
863:
846:
811:
784:
758:
726:
700:
654:
549:
454:
374:
350:
218:
36:
955:
Procter, G.; Ley, S. V.; Castle, G. H. (2004), "Barium
Manganate", in Paquette, L. (ed.),
398:
382:
296:
61:
1074:
842:
422:
410:
449:, which cannot be formed because of its rapid disproportionation. However, its second
1103:
941:
850:
426:
180:
68:
1090:
354:
226:
176:
144:
84:
365:
are complex and the mechanism may involve protonated and/or manganese(V) species.
1049:
Brachtel, G.; Hoppe, R. (1976), "Das erste
Oxomanganat(III) mit Inselstruktur: K
516:
140:
406:
230:
191:. Manganates are dark green in colour, with a visible absorption maximum of
168:
40:
1036:
788:
512:
394:
1012:
973:
898:
815:
762:
730:
704:
1082:
964:
912:
Sekula-Brzezińska, K.; Wrona, P. K.; Galus, Z. (1979), "Rate of the MnO
43:
as the central atom. However, the name is usually used to refer to the
155:
19:
532:
402:
172:
749:
Palenik, Gus J. (1967), "Crystal structure of potassium manganate",
279:
Potassium manganate is prepared industrially, as an intermediate to
225:
are usually prepared in the laboratory by stirring the equivalent
154:
928:
electrode reactions in alkaline solutions at solid electrodes",
499:" is used for compounds formerly believed to contain the anion
175:
distance is 165.9 pm, about 3 pm longer than in
64:. Manganates are the only known manganese(VI) compounds.
611:International Union of Pure and Applied Chemistry
405:. Barium manganate has also been used to oxidize
229:in a concentrated solution (5–10 M) of the
957:Encyclopedia of Reagents for Organic Synthesis
665:(4th ed.), New York: Wiley, p. 746,
619:(IUPAC Recommendations 2005). Cambridge (UK):
866:; Woolliams, P. R. (1968), "Manganates(VI)",
8:
686:
684:
682:
1011:
972:
649:
647:
645:
606:
604:
159:Solution containing the manganate(VI) ion
60:because it contains manganese in the +6
18:
744:
742:
740:
600:
373:Manganates, particularly the insoluble
774:
772:
7:
635:. pp. 74–75, 77–78, 313, 338.
616:Nomenclature of Inorganic Chemistry
233:for 24 hours or with heating.
14:
349:in all but the most alkaline of
345:Manganates are unstable towards
187:is too small to be detected by
1029:J. Chem. Soc., Perkin Trans. 1
1:
942:10.1016/0013-4686(79)85032-X
851:10.1016/0022-2860(82)85067-9
663:Advanced Inorganic Chemistry
579:, which contains discrete Mn
401:, and secondary alcohols to
389:: they will oxidize primary
353:. The ultimate products are
1131:
1110:Transition metal oxyanions
565:potassium dimanganate(III)
451:acid dissociation constant
421:Manganate is formally the
35:is any negatively charged
67:Other manganates include
210:has also been reported.
143:of dilute solutions of
45:tetraoxidomanganate(2−)
479:+ H p
453:has been estimated by
281:potassium permanganate
185:Jahn–Teller distortion
160:
127:A manganate(IV) anion
29:inorganic nomenclature
24:
23:Structure of manganate
1000:Bull. Chem. Soc. Jpn.
198: = 606 nm (
189:X-ray crystallography
158:
139:has been prepared by
22:
1037:10.1039/P19850000107
789:10.1039/JR9560003373
381:, have been used as
223:potassium manganates
179:. As a d ion, it is
165:Eilhard Mitscherlich
103:or dimanganate(III)
1075:1976NW.....63..339B
1063:Naturwissenschaften
1013:10.1246/bcsj.56.914
959:, New York: Wiley,
899:10.1021/ic50136a037
843:1982JMoSt..79..285J
816:10.1021/ja00077a023
763:10.1021/ic50049a016
731:10.1021/ja00201a039
705:10.1021/ic00127a022
659:Wilkinson, Geoffrey
637:Electronic version.
289:potassium hydroxide
204:1710 dm mol cm
87:or manganate(VII),
1083:10.1007/BF00597313
965:10.1002/047084289X
347:disproportionation
341:Disproportionation
161:
25:
930:Electrochim. Acta
804:J. Am. Chem. Soc.
719:J. Am. Chem. Soc.
655:Cotton, F. Albert
563:One exception is
417:Related compounds
387:organic synthesis
359:manganese dioxide
351:aqueous solutions
293:potassium nitrate
285:manganese dioxide
71:or manganate(V),
16:Chemical compound
1122:
1095:
1093:
1046:
1040:
1039:
1024:
1018:
1016:
1015:
995:
989:
987:
976:
952:
946:
944:
909:
903:
901:
882:
876:
875:
860:
854:
853:
826:
820:
818:
810:(24): 11231–36,
798:
792:
791:
776:
767:
765:
746:
735:
733:
714:
708:
707:
688:
677:
675:
651:
640:
608:
591:
590:
543:
542:
510:
509:
508:
478:
477:
469:
468:
455:pulse radiolysis
448:
447:
446:
438:
437:
425:of hypothetical
399:carboxylic acids
383:oxidizing agents
375:barium manganate
336:
328:
327:
326:
312:
308:
283:, by dissolving
271:
263:
262:
261:
251:
247:
246:
245:
205:
138:
137:
136:
123:
122:
121:
113:
112:
98:
97:
96:
82:
81:
80:
56:, also known as
55:
54:
37:molecular entity
1130:
1129:
1125:
1124:
1123:
1121:
1120:
1119:
1100:
1099:
1098:
1060:
1056:
1052:
1048:
1047:
1043:
1026:
1025:
1021:
997:
996:
992:
985:
954:
953:
949:
927:
923:
919:
915:
911:
910:
906:
884:
883:
879:
862:
861:
857:
837:(1–2): 285–88,
831:J. Mol. Struct.
828:
827:
823:
800:
799:
795:
778:
777:
770:
748:
747:
738:
725:(19): 7534–38,
716:
715:
711:
699:(23): 5832–38,
690:
689:
680:
673:
653:
652:
643:
609:
602:
598:
589:
586:
585:
584:
582:
578:
574:
570:
559:
555:
550:sodium chloride
547:
541:
538:
537:
536:
530:
526:
507:
504:
503:
502:
500:
493:
485:
476:
473:
472:
471:
467:
464:
463:
462:
445:
442:
441:
440:
436:
433:
432:
431:
429:
419:
411:diazo compounds
380:
371:
343:
334:
330:
325:
322:
321:
320:
318:
316:
310:
307:
303:
297:oxidizing agent
275:
269:
265:
260:
257:
256:
255:
253:
249:
244:
241:
240:
239:
237:
216:
203:
197:
153:
135:
132:
131:
130:
128:
120:
117:
116:
115:
111:
108:
107:
106:
104:
95:
92:
91:
90:
88:
79:
76:
75:
74:
72:
62:oxidation state
53:
50:
49:
48:
17:
12:
11:
5:
1128:
1126:
1118:
1117:
1112:
1102:
1101:
1097:
1096:
1058:
1054:
1050:
1041:
1019:
990:
983:
947:
925:
921:
917:
913:
904:
893:(6): 1444–46,
877:
855:
821:
793:
768:
736:
709:
678:
671:
641:
599:
597:
594:
587:
580:
576:
572:
568:
560:) structures.
557:
553:
545:
539:
528:
524:
505:
492:
489:
488:
487:
483:
474:
465:
443:
434:
423:conjugate base
418:
415:
378:
370:
367:
342:
339:
338:
337:
332:
323:
314:
305:
295:or air as the
277:
276:
273:
267:
258:
242:
215:
212:
208:Raman spectrum
195:
152:
149:
133:
118:
109:
93:
77:
51:
15:
13:
10:
9:
6:
4:
3:
2:
1127:
1116:
1113:
1111:
1108:
1107:
1105:
1092:
1088:
1084:
1080:
1076:
1072:
1068:
1064:
1045:
1042:
1038:
1034:
1030:
1023:
1020:
1014:
1009:
1006:(3): 914–17,
1005:
1001:
994:
991:
986:
984:9780471936237
980:
975:
970:
966:
962:
958:
951:
948:
943:
939:
936:(5): 555–63,
935:
931:
908:
905:
900:
896:
892:
888:
881:
878:
873:
869:
868:Inorg. Synth.
865:
864:Nyholm, R. S.
859:
856:
852:
848:
844:
840:
836:
832:
825:
822:
817:
813:
809:
805:
797:
794:
790:
786:
782:
781:J. Chem. Soc.
775:
773:
769:
764:
760:
757:(3): 507–11,
756:
752:
745:
743:
741:
737:
732:
728:
724:
720:
713:
710:
706:
702:
698:
694:
687:
685:
683:
679:
674:
672:0-471-02775-8
668:
664:
660:
656:
650:
648:
646:
642:
638:
634:
633:0-85404-438-8
630:
626:
622:
618:
617:
612:
607:
605:
601:
595:
593:
566:
561:
551:
534:
522:
518:
514:
498:
490:
482:
460:
459:
458:
456:
452:
428:
427:manganic acid
424:
416:
414:
412:
408:
404:
400:
396:
392:
388:
384:
376:
368:
366:
364:
360:
356:
352:
348:
340:
302:
301:
300:
298:
294:
290:
286:
282:
236:
235:
234:
232:
228:
224:
220:
213:
211:
209:
201:
194:
190:
186:
182:
178:
174:
170:
167:in 1831. The
166:
157:
150:
148:
146:
142:
125:
102:
86:
70:
69:hypomanganate
65:
63:
59:
58:manganate(VI)
46:
42:
38:
34:
30:
21:
1066:
1062:
1044:
1028:
1022:
1003:
999:
993:
974:10261/236866
956:
950:
933:
929:
907:
890:
887:Inorg. Chem.
886:
880:
871:
867:
858:
834:
830:
824:
807:
803:
796:
780:
754:
751:Inorg. Chem.
750:
722:
718:
712:
696:
693:Inorg. Chem.
692:
662:
614:
562:
517:mixed oxides
494:
480:
457:techniques:
420:
397:and then to
372:
355:permanganate
344:
278:
227:permanganate
217:
199:
192:
181:paramagnetic
177:permanganate
162:
145:permanganate
126:
85:permanganate
66:
57:
44:
32:
26:
783:: 3373–80,
486:= 7.4 ± 0.1
214:Preparation
101:dimanganate
1115:Manganates
1104:Categories
1069:(7): 339,
1031:: 107–13,
596:References
521:perovskite
515:, but are
495:The name "
491:Manganites
407:hydrazones
361:, but the
287:in molten
183:, but any
141:radiolysis
99:, and the
47:anion, MnO
513:oxyanions
497:manganite
395:aldehydes
231:hydroxide
169:manganese
151:Structure
41:manganese
33:manganate
1091:45344152
1061:]",
661:(1980),
613:(2005).
592:anions.
391:alcohols
363:kinetics
1071:Bibcode
920:and MnO
874:: 56–61
839:Bibcode
556:, NaMnO
527:, CaMnO
403:ketones
377:, BaMnO
206:). The
1089:
981:
669:
631:
552:(LiMnO
533:spinel
523:(LaMnO
219:Sodium
173:oxygen
1087:S2CID
625:IUPAC
548:) or
535:(LiMn
519:with
470:⇌ MnO
319:2 MnO
304:2 MnO
291:with
254:4 MnO
238:4 MnO
39:with
979:ISBN
924:/MnO
916:/MnO
667:ISBN
629:ISBN
461:HMnO
369:Uses
357:and
311:4 OH
250:4 OH
221:and
31:, a
1079:doi
1053:[Mn
1033:doi
1008:doi
969:hdl
961:doi
938:doi
895:doi
847:doi
812:doi
808:115
785:doi
759:doi
727:doi
723:111
701:doi
621:RSC
567:, K
531:),
501:MnO
439:MnO
409:to
393:to
385:in
331:2 H
313:+ O
272:+ O
266:2 H
196:max
129:MnO
89:MnO
73:MnO
27:In
1106::
1085:,
1077:,
1067:63
1065:,
1004:56
1002:,
977:,
967:,
934:24
932:,
891:13
889:,
872:11
870:,
845:,
835:79
833:,
806:,
771:^
753:,
739:^
721:,
697:34
695:,
681:^
657:;
644:^
627:.
603:^
571:Mn
413:.
329:+
317:→
309:+
299:.
264:+
252:→
248:+
202:=
124:.
105:Mn
83:,
1094:.
1081::
1073::
1059:6
1057:O
1055:2
1051:6
1035::
1017:.
1010::
988:.
971::
963::
945:.
940::
926:4
922:4
918:4
914:4
902:.
897::
849::
841::
819:.
814::
787::
766:.
761::
755:6
734:.
729::
703::
676:.
639:.
623:–
588:6
583:O
581:2
577:6
575:O
573:2
569:6
558:2
554:2
546:4
544:O
540:2
529:3
525:3
506:3
484:a
481:K
475:4
466:4
444:4
435:2
430:H
379:4
335:O
333:2
324:4
315:2
306:2
274:2
270:O
268:2
259:4
243:4
200:ε
193:λ
171:–
134:4
119:6
114:O
110:2
94:4
78:4
52:4
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.