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Question

Formaldehyde polymerises to give:

A
Paraformaldehyde
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B
Paraldehyde
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C
Formalin
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D
Formic acid
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Solution

The correct option is B Paraformaldehyde
Formaldehyde polymerises to give paraformaldehyde. Paraformaldehyde is a poly-acetal and has 8–100 units.
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