JEE Main Chemistry question

The C=C bond distance in an organic compound is 1.34 Å. It can be

(A)ButeneCorrect
(B)Hexatriene
(C)Cyclohexatriene (hypothetical localised benzene)
(D)Any of these

Answer: (A)

Solution

1.34 Å is the bond length of a normal, isolated (non-conjugated) alkene C=C bond, as found in a simple alkene such as butene. In conjugated systems (hexatriene) or in

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Question ID VK-142370