Question

Conversion of hexane into benzene involves the reaction of

• A. hydration
• B. hydrolysis
• C. hydrogenation
• D. dehydrogenation

Answer 1

Answer: (D)

dehydrogenation

Answer 2

Hexane when heated to $773 \,K$ at $10-20 \,atm$ pressure in the presence of $Cr _{2} O _{3}, V _{2} O _{5}$ or $Mo _{2} O _{3}$ supported over alumina gel undergoes dehydrogenation. (i.e loss of hydrogen) and cyclised to give benzene and its homologous