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Physical Properties of Alkynes

The monomer u...

Question

The monomer used in Novolac, a polymer used in paints is :

A

butadiene end styrene

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B

phenol and formaldehyde

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C

butadiene and acrylo nitrile

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D

melamine and formaldehyde

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Solution

The correct option is B phenol and formaldehyde
The monomer used in Novolac, a linear polymer used in paints are phenol $C_{6} H_{5} - O H$ and formaldehyde $H C H O$ . The polymerisation reaction occurs incase of alkali or acid catalyst.

Hence the correct option is B.

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