Phenol and benzoic acid are distinguished by

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(B) Phenol and benzoic acid can be distinguished by aqueous $NaHCO_3$.Phenols are very weak acids. They do not react with weak bases such as sodium hy

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$NaHCO_3$

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(B) Phenol and benzoic acid can be distinguished by aqueous $NaHCO_3$.Phenols are very weak acids. They do not react with weak bases such as sodium hydrogen carbonate.Benzoic acid is a stronger acid than phenol. It reacts with sodium hydrogen carbonate to release effervescence of carbon dioxide gas.$C_6H_5OH + NaHCO_3 ightarrow 	ext{No reaction}$$C_6H_5COOH + NaHCO_3 ightarrow C_6H_5COONa + H_2O + CO_2 \uparrow$

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