Which of the following has minimum heat of hydrogenation.
(1) ethene
(2) Propene
(3) cis-2-butene
(4)trans - 2- butene
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Answer:
The explanation is below hope it hepls
Explanation:
1,3-Butadiene shows the smallest heat of hydrogenation due to its higher stability which is due to resonance. trans -2- Butene is more stable than cis-2- butene on the basis of heat of hydrogenation.
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