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Question

The following reaction is an example of ___________ reaction.
C2H4Br2Alc.KOHC2H2.

A
addition
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B
dehydrobromination
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C
substitution
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D
bromination
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Solution

The correct option is B dehydrobromination
CH2B|CH2Brr+2KOHAlc.ΔCH|||CHAcetylene+2KBr+2H2O.
This is dehydrohalogenation reaction.

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