In which  of the following pairs A is more stable than B?

  • Option 1)

      

  • Option 2)

        

  • Option 3)

       

  • Option 4)

      

 

Answers (3)

As we learnt in 

Stability of alkyl free radical due to resonance -

More the no of resonating structure more is the stability.

- wherein

 

 

Stability due to resonance -

More the no of resonating structure more is the stability.

- wherein

 

 

Ph_{3}C^{\bullet } is resonance stabilised while (CH_{3})_{3}C^{\bullet} is stable due to hyperconjugation. Since resonance is dominating over hyperconjugation Ph_{3}C^{\bullet } is more stable than (CH_{3})_{3}C^{\bullet}.

 

 

 


Option 1)

  

This is incorrect option

Option 2)

    

This is incorrect option

Option 3)

   

This is incorrect option

Option 4)

  

This is correct option

https://www.youtube.com/watch?v=XImoj0SJ8rc

N neha

Preparation Products

JEE Main Rank Booster 2021

This course will help student to be better prepared and study in the right direction for JEE Main..

₹ 13999/- ₹ 9999/-
Buy Now
Knockout JEE Main April 2021 (Subscription)

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 6999/- ₹ 5/-
Buy Now
Knockout JEE Main April 2021

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 22999/- ₹ 14999/-
Buy Now
Knockout JEE Main April 2022

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 34999/- ₹ 24999/-
Buy Now
Knockout JEE Main January 2022

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 34999/- ₹ 24999/-
Buy Now
Exams
Articles
Questions