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The best method to prepare cyclohexene f...

The best method to prepare cyclohexene from cyclohexanol is by using

A

Conc. `HCl+ZnCl_2`

B

Conc.`H_3PO_4`

C

HBr

D

HCl

Text Solution

Verified by Experts

The correct Answer is:
B
Concentrated HCl, concentrated HBr and (concentrated HCl+`ZnCl_2`) all are nucleophiles so they convert alcohols to alkyl halides. Concentrated `H_3PO_4` is a good dehydrating agent and it converts alcohol to an alkene.
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