Benzne can be obtained by heating either benzoic acid with X or phenol with Y.X and Y, respectively are

Options

A. Zinc dust and soda lime
B. Soda lime and zinc dust
C. Zinc dust and sodium hydroxide
D. Soda lime and copper

Answer

B

Explanation

`underset("Benzoic acid")(C_6H_5COOH)+underset((X))(NaOH) rarr underset("benzoic acid")underset("Sod. Salt of")(C_6H_5COONa)+H_2Ooverset(NaOH)underset("Decarboxylation")rarr C_6H_6+Na_2CO_3`
`underset("Phenol")(C_6H_5OH)+underset((Y))(Zn) overset("distill")rarr c_6H_6 + ZnO`