Consider the following compounds
Hyperconjugation occurs in:
II only
III only
I and III
I only
As we learnt in
Hyperconjugation or ?-? resonance or Baker and Nathan effect -
The conjugation between sigma bond and adjacent multiple bond or carbocation is called Hyperconjugation.
- wherein
It is permanent effect.
Hyper conjugation can occur only in compound III as it have hydrogen atoms.
Option 1)
II only
Incorrect
Option 2)
III only
Correct
Option 3)
I and III
Incorrect
Option 4)
I only
Incorrect