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Question

When sodium propionate is heated with soda lime, the product formed is

A
Methane
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B
Ethane
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C
Ethene
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D
Ethyne
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Solution

The correct option is B Ethane
When sodium propionate is heated with soda lime, the product formed is ethane and sodium carbonate.

The reaction is as follows:
C2H5COONa+NaOHC2H6+Na2CO3

The reaction follows with the removal of CO2 from a carboxylic acid is called decarboxylation reaction.
Hence the correct option is 'B'

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