Discuss the order of stability of 10 ,20 and 30 free radicals?

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1 Answers

The stability of free radicals is as: 

30 >20 >10 

It is explained on the basis of hyperconjugation. 

Greater the number of alkyl groups attached to the carbon atom carrying the odd electron, greater is the delocalisation of the odd electron and hence more stable is the free radical. 

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