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Chemistry
Which of the following reactions does not take place?
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Q. Which of the following reactions does not take place?
Haloalkanes and Haloarenes
A
$C_2H_5Br + KNO_2 \rightarrow C_2H_5 - O - N = O +KBr$
13%
B
24%
C
$C_2H_5Br + AgCN \xrightarrow C_2H_5NC + AgBr$
11%
D
$C_2H_5Br + KCN \rightarrow C_2H_5NC + AgBr$
52%
Solution:
$C_2H_5Br + KCN \rightarrow C_2H_5CN + AgBr$
Due to ionic nature, the attack by $CN^-$ occurs through $C$ atom and alkyl cyanide is formed.