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Question
Chemistry
The strongest ortho-para and strongest meta directing groups are respectively
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Q. The strongest ortho-para and strongest meta directing groups are respectively
Amines
A
$- NO _{2}$ and $- NH _{2}$
B
$- CONH _{2}$ and $- NH _{2}$
C
$- NH _{2}$ and $- NO _{2}$
D
$- NH _{2}$ and $CONH _{2}$
Solution:
$- NH _{2} \Rightarrow $ Strongest o/p directing $\rightarrow$ because of $+ R$ nature
$- NO _{2} \Rightarrow $ Strongest $m$ directing $\rightarrow$ because of $- R$ nature