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What is the oxidation number of chromium...

What is the oxidation number of chromium in the dimeric hydroxo bridged species?

A

(a) `+6`

B

(b) `+4`

C

(c) `+3`

D

(d) `+2`

Text Solution

Verified by Experts

The correct Answer is:
B

`(0)xx4+x+(-2)+(-2)+x+(0)xx4=4`
`2x+(-4)=+4`
`2x=+8`
`(Cr)x=+4`
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