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In the dichromate anion...

In the dichromate anion

A

4 Cr-O bonds are equivalen

B

6 Cr-O bonds are equivalen

C

all Cr-O bonds are equivalent

D

all Cr-O bonds are nonequivalent

Text Solution

Verified by Experts

The correct Answer is:
B
(b) The structure of `Cr_(2)O_(7)^(2-)`

There are six normal Cr-O bonds and two bridged Cr-O bonds. The six normal Cr-O bonds are expected to be equivalent and different from those of the bridged Cr-O bonds.
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