Question

Identify the substance oxidised and the substance reduced in following reaction
1.H2 + Hcl = 2 Hcl
2.H2+CuO=Cu+H2O
3.H2S +SO2=S+H2O
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Answer 1

Answer:

2.H2+CuO=Cu+H2O

Oxidised : H2

Reduced : Cuo

3.H2S +SO2=S+H2O

Oxidised : H2S

Reduced : SO2