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Question

Which one of the following compounds liberates CO2 from aqueous NaHCO3?

A
Anilinium chloride (C6H8ClN)
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B
CHCl3
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C
CCl4
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D
CH3Cl
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Solution

The correct option is B Anilinium chloride (C6H8ClN)
Anilinium chloride is the hydrochloride salt of aniline. It reacts with aqueous sodium bicarbonate to liberate carbon dioxide. Chloroform, carbon tetrachloride and methyl chloride are solvents. They do not react with sodium bicarbonate.

C6H5NH+3Cl+NaHCO3C6H5NH2+NaCl+H2O+CO2

Hence, the correct option is A

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