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The C-C bond length of the following mol...

The `C-C` bond length of the following molecules is in the order

A

`C_2H_6 gt C_2H_4 gt C_5H_6 gt C_2H_2`

B

`C_2H_2 lt C_2H_4 lt C_5H_5 lt C_2H_5`

C

`C_2H_5 gt C_2H_2 gt C_5H_5 gt C_2H_4`

D

`C_2H_4 gt C_2H_5 gt C_2H_2 gt C_5H_5`

Text Solution

Verified by Experts

The correct Answer is:
B
`underset(1.20Å)( C_2H_2) < underset(1.34Å)(C_2H_4) < underset(1.39Å)(C_5H_5) < underset(1.54 Å)(C_2H_5)`
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