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The main product in the dehydration of ...

The main product in the dehydration of in the presence of conc. `H_2SO_4` at `170^@C` is :

A

`(CH_3)_3C CH=CHCH_3`

B

C

D

`(CH_3)_3C CH_2 CH=CH_2`

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The correct Answer is:
B
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