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A.Zn+2HClZnCl2+H2↑ B.2H2S+SO23S↓+2H2O
C.H2+CuOCu+H2O D.2H2O2H2↑+O2↑
氧化还原反应发生在同种元素之间的是( )?
A.Zn+2HClZnCl2+H2↑
B.2H2S+SO23S↓+2H2O
C.H2+CuOCu+H2O
D.2H2O2H2↑+O2↑
A.Zn+2HClZnCl2+H2↑ B.2H2S+SO23S+2H2O
A.Zn+2HClZnCl2+H2↑ ?
B.2H2S+SO23S↓+2H2O?
C.H2+CuOCu+H2O ?
D.?