JAMB Chemistry 2010 Objective — Question 43

Question 43 of 50 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2010 Objective paper, with the correct answer and a full explanation.

43. Benzene reacts with hydrogen in the presence of nickel catalyst at 180C to give A. cyclopentane B. cyclohexane C. xylene D. toluene

A. cyclopentane
B. cyclohexaneCorrect
C. xylene
D. toluene

Explanation

Benzene reacts with hydrogen in the presence of nickel catalyst at 180C to give cyclohexane: C6H6 + 3H2 -> C6H12.

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