1.

The reaction which shows as autoreduction is ________.

Answer»

`Cu_((aq))^(2+) + Zn_((s)) to Cu_((s)) + Zn_((aq))^(2+)`
`Cu_(2)O + C to 2Cu + CO`
`Cu_(2)O + 1/2 CU + 1/2SO_(2)`
`Fe_(3)O_(4) + 4CO to 3Fe + 4CO_(2)`

Answer :C


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