Compound A on elimination gives 2-methyl 2-butene. The compound A is
A. neo-pentyl bromide
B. iso-pentyl bromide
C. t-pentyl bromide
D. all of these

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1 Answers

Correct Answer - D
`(CH_(3))_(2)CBrCH_(2)-CH_(3) overset("KOH//alc")to (CH_(3))_(2) C=CH-CH_(3)+Br+H_(2)O`
or `(CH_(3))_(2) CH-CHBr-CH_(3) overset("KOH//alc")to (CH_(3))_(2) C=CH-CH_(3)+Br+H_(2)O`
Neopentyl bromide also give 2-methyl 2-butenek on elimination by rearrangment reaction.
`(CH_(3))_(3)C C_(2)-Br overset("KOH//alc")to (CH_(3))_(2) C=CH-CH_(3)+Br+H_(2)O`

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