In the exhaustive catalytic hydrogenation of a single molecule of benzene to produce cyclohexane under high temperature and pressure with a Nickel catalyst, how many molecules of hydrogen gas () are c

Question

In the exhaustive catalytic hydrogenation of a single molecule of benzene to produce cyclohexane under high temperature and pressure with a Nickel catalyst, how many molecules of hydrogen gas ($H_2$) are consumed?

Prashant Kotian · Accepted Answer

Correct answer: 3. To convert the highly unsaturated benzene ring () into the fully saturated cycloalkane cyclohexane (), three equivalents of are required to saturate the equivalent of three alternating -bonds. The overall stoichiometry is .

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