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h2s和kmno4反應方程式
h2s和kmno4反應方程式
更新时间:2026-01-19 08:57:24

  1、h2s和kmno4在不同的酸堿性下反應是不一樣的。

  2、強酸性條件:8 KMnO4 + 5 H2S + 7 H2SO4 = 4 K2SO4 + 8 MnSO4 + 12 H2O。

  3、接近中性:8 KMnO4 + 3 H2S = 3 K2SO4 + 8 MnO2 ↓+ 2 KOH + 2 H2O。

  4、堿性條件:8 KMnO4 + H2S + 10 KOH = K2SO4 + 8 K2MnO4 + 6 H2O。

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