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Which of the following is oxidised by SO...

Which of the following is oxidised by `SO_2` ?

A

Mg

B

`K_2Cr_2O_7`

C

`KMnO_4`

D

All

Text Solution

Verified by Experts

The correct Answer is:
A
`2Mg + SO_2 to 2MgO+S`
`K_2Cr_2O_7` and `KMnO_4` are reduced by `SO_2`.
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