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What is the oxidation number of Co in [C...

What is the oxidation number of `Co` in `[Co(NH_(3))_(4)ClNO_(2)]`?

A

`+2`

B

`+3`

C

`+4`

D

`+5`

Text Solution

Verified by Experts

The correct Answer is:
A
`[overset(**)(C)o(NH_(3))_(4)ClNO_(2)]`
`x+4(0)+1(-1)+1(-1)=0`
`x+0-1-1=0`
`x-2=0, x=+2`
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