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The maximum number of identical Cr-O bon...

The maximum number of identical Cr-O bond lengths in `Cr_2 O_7^(2-)` would be

A

2

B

6

C

8

D

4

Text Solution

Verified by Experts

The correct Answer is:
2

1 to 6 Cr-O bonds have resonance, hence all six Cr-O bond length are identical.
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