Which of the following on treatment with super heated steam under pressure gives benzene?

Statement-I : Benzene on heating with conc. H_(2)SO_(4) gives benzene sulphonic acid which when heated with superheated steam under pressure gives benzene. Because Statement-II : Sulphonation is a reversible process.

Statement-I : Benzene on heating with conc. H_(2)SO_(4) gives benzene sulphonic acid which when heated with superheated steam under pressure gives benzene. Because Statement-II : Sulphonation is a reversible process.

Calcium cyanamide on treatment with steam under pressure gives ammonia and

calcium cyanamide on treatment with steam under pressure gives ammonia and

Which of the following reagent on treatment with benzamide produces benzene isonitrile ?

Chlorobenzene on heating with NaOH at 633 K under pressure gives