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Which one of the following reactions is ...

Which one of the following reactions is an example of auto-reduction?

A

`Fe_(3)O_(4)+4C to 3Fe + 4CO_(2)`

B

`Cu_(2)O+Cto2Cu+CO`

C

`Cu^(2+)(aq)+Fe(s) to Cu(s) +Fe^(2+)(aq)`

D

`Cu_(2)O+1/2Cu_(2)S to 3Cu +1/2 SO_(2)`

Text Solution

Verified by Experts

`(c) "Cu"_(2)O+1/2"Cu"_(2)"S" to "3Cu"+1/2"SO"_(2)`
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