What happens when sodium benzoate is heated with soda lime?

Formation of phenol take place

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Formation of benzene take place

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Formation of benzoic acid take place

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Formation of toluene take place

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Solution

The correct option is B Formation of benzene take place
Sodium salt of Benzoic acid on heating with soda lime (NaOH +CaO) the following decarboxylation reaction takes place resulting in formation of benzene and sodium carbonate.
$C_{6} H_{5} C O O^{-} N a^{+} + NaOH+CaO Δ ⟶ C_{6} H_{6} + N a_{2} C O_{3}$

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Preparation of Benzene and Homologues

Standard XII Chemistry

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What happens when sodium benzoate is heated with soda lime?

The correct option is B Formation of benzene take placeSodium salt of Benzoic acid on heating with soda lime (NaOH +CaO) the following decarboxylation reaction takes place resulting in formation of benzene and sodium carbonate. C6H5COO−Na++NaOH+CaOΔ⟶C6H6+Na2CO3