Question

Which effect will be shown by the functional group present in the given molecule?

• A. $+M$ or $+R$
• B. $-M$ or $-R$
• C. $+I$
• D. $-I$

Answer 1

The correct option is B $-M$ or $-R$

The functional group is $-COOH$ which is an electron-withdrawing group in nature. Therefore, it will show $-M$ or $-R$ effect.