Chemistry - GOC Question with Solution | TestHub
ChemistryGOCHyper conjugationEasy2 minQB
ChemistryEasysingle choice
Which diene has the larger heat of hydrogenation ? Compare (a) hepta-1,3-diene and (b) hepta-2,5-diene.
(a) 
(b) 
Options:
Answer:
D
Solution:
Compound (a) is a conjugated diene and is stabilised by resonance. Compound (b) has isolated double bonds. The less stable isolated diene (b) gives out more heat : a b.
Stream:JEESubject:ChemistryTopic:GOCSubtopic:Hyper conjugation
⏱ 2mℹ️ Source: QB
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