Chemistry - GOC Question with Solution | TestHub

ChemistryGOCHyper conjugationEasy2 minQB
ChemistryEasysingle choice

Which alkene has the larger heat of hydrogenation ? Compare (a) cis-hex-3-ene and (b) trans-hex-3-ene.

(a) structure

(b) structure

Options:

Answer:
B
Solution:

The trans isomer is more stable than the cis isomer because it has less steric strain. The heat of hydrogenation is proportional to 1/stability, so the cis isomer (a) gives out more heat : a b.

Stream:JEESubject:ChemistryTopic:GOCSubtopic:Hyper conjugation
⏱ 2mℹ️ Source: QB

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