Hydrocarbons Question 162

Question: In which of the following, the bond length between carbon and carbon atom is equal [CPMT 1997]

Options:

A) 2-butene

B) Benzene

C) 1-butene

D) 1-propyne

Show Answer

Answer:

Correct Answer: B

Solution:

In benzene due to resonance all the carbon-carbon bond lengths are equal 1.39Å which is between $ C-C(1.54\AA) $ and $ C=C(1.34\AA) $