1.

Write one chemical equation to show that SO_2 acts as areducing agent.

Answer»

SOLUTION :`SO_2` REDUCES `KMnO_4` to `MnSO_4`
`2KMnO_4 + 2H_2O + 5SO_2 RARR K_2SO_4 + 2MnSO_4 + 2H_2SO_4`


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