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During debromination of meso-dibromobuta...

During debromination of meso-dibromobutane, the major compound formed is
n-butane
but-1-ene
cis-but-2-ene
trans-but-2-ene

A

Trans -2- butene

B

Cis - 2-butene

C

1-butene

D

2-butyne

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The correct Answer is:
B
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