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Question

Soda lime test is used to identify which of the following functional group?

A
carboxylic acid
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B
keetone
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C
aldehyde
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D
None
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Solution

The correct option is A carboxylic acid
CH3COONa+NaOHheatCaOCH4+Na2CO3
soda lime is a fused mixture of NaOH and CaO
Carboxylic acids on heating with sodalime gives corresponding hydrocarbon and its derivative.

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