溴与H2S,SO2,NA2S,NA2SO3反应的化学方程式
人气:397 ℃ 时间:2020-01-28 01:33:47
解答
H2S+Br2=2HBr+S(沉淀)
SO2 + Br2 + 2H2O = 2HBr + H2SO4
Na2S+Br2→2NaBr+S↓
Na2SO3+Br2+H2O==Na2SO4+2HBr
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