Benzene can be formed by the reaction of phenol with :

N a_{2} C r_{2} O_{7}

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N a O H

and

C O_{2}

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Z n

dust

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none of these

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Solution

The correct option is C $Z n$ dust
Phenols, on heating with $Z n$ dust yield aromatic hydrocarbons.
$C_{6} H_{5} - O H p h e n o l + Z n \to C_{6} - H_{6} b e n z e n e + Z n O$

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Benzene can be formed by the reaction of phenol with :

The correct option is C Zn dustPhenols, on heating with Zn dust yield aromatic hydrocarbons.C6H5−OHphenol+Zn→C6−H6benzene+ZnO

The correct option is C $Z n$ dust
Phenols, on heating with $Z n$ dust yield aromatic hydrocarbons.
$C_{6} H_{5} - O H p h e n o l + Z n \to C_{6} - H_{6} b e n z e n e + Z n O$