question_answer

The major product (Y) in the following reaction is

[JEE MAIN Held on 09-01-2020 Morning]

A) \[C{{H}_{3}}-\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{CH}}\,}}\,-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,=CH-C{{H}_{3}}\]

B) \[C{{H}_{3}}-\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{C}}\,}}\,=\underset{C{{H}_{2}}C{{H}_{3}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,-C{{H}_{3}}\]

C) \[{{H}_{3}}C-\overset{C{{H}_{2}}}{\mathop{\overset{||}{\mathop{C}}\,}}\,-\underset{{{C}_{2}}{{H}_{5}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-C{{H}_{3}}\]

D) \[C{{H}_{3}}-\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{CH}}\,}}\,-\underset{C{{H}_{2}}C{{H}_{3}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,=C{{H}_{2}}\]

Correct Answer: B

Solution :

[b]