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In which of the following cases C-C bond...

In which of the following cases `C-C` bond length will be highest?

A

`CH_(3)-CF_(3)`

B

`FCH_(2)-CH_(2)F`

C

`F_(2)CH-CHF_(2)`

D

`CF_(3)-CF_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
According to Bent's Rule more electronegative substituents attached to hybrid orbital that contains more p-character. Hence , more p-character, longer will be bond length.
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