1.

A mixture of benzoic acid and phenol may be separated by treatment with aquenousA. `NaaHSO_(3)` solutionB. `NaOH` solutionC. `NH_(3)` solutionD. `NaHCO_(3)` solution

Answer» Correct Answer - D
Because phenol (weaker acid than carbonic acid) does not react with `NaHCO_(3)`.
`C_(6)H_(5)OH+NaHCO_(3)rarrNO` forward reaction
`C_(6)H_(5)COOH+NaHCO_(3)rarrC_(6)H_(5)COONa+H_(2)O`


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