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Question

In 1,3-butadiene, the bond length between C2 and C3 is shorter than usual CC bond due to .

A
Resonance
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B
Odd electrons
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C
Extented Octet
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Solution

The correct option is A Resonance

The given molecule has a resonance structure because of the alternate double bonds.

Thus there is some double bond character present in C2 C3, which makes it shorter.


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