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¢ÊS + NaOH = Na2Sx + Na2S2O3 + H2O (Óú¬xµÄ´úÊýʽÅäƽ·½³Ìʽ£¬²¢±ê³öµç×ÓתÒƵķ½ÏòºÍÊýÄ¿)_________________________________________________________________

5SO2 +2MnO4- + 2H2O =2Mn2+  + 5SO42- + 4H+
2Fe2+ + H2O2 +2H+ =2Fe3+ +2H2O              2Fe2+ + 2Br- +2Cl2 = 2Fe3+ + Br2 + 4Cl-
3Fe3O4 + 28H+ +NO3- =9Fe3+ + NO + 14H2O
2K2Cr2O7 + 3C2H5OH +8H2SO4 =2Cr2(SO4)3 + 3CH3COOH + 2K2SO4 +11H2O

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