Which of the following will be most stable diazonium salt ? [2014]

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Solution

Q.
Which of the following will be most stable diazonium salt $R N_{2}^{+} X^{-}$ [2014]

1 ${CH}_{3} N_{2}^{+} X^{-}$

2 $C_{6} H_{5} N_{2}^{+} X^{-}$

3 ${CH}_{3} {CH}_{2} N_{2}^{+} X^{-}$

4 $C_{6} H_{5} {CH}_{2} N_{2}^{+} X^{-}$

Ans.
(2)

Aromatic diazonium salts are more stable due to dispersal of the positive charge in benzene ring.

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