Question

The correct order of increasing acid strength of the compounds :

• A. $B<D<A<C$
• B. $D<A<C<B$
• C. $D<A<B<C$
• D. $A<D<C<B$

Answer 1

Answer: (C)

$-I$ effect increases acidity.
$+I$ effect decreases acidity.
$-C{F}_3$ exerting more $-I$ effect than $MeO-$
$M{e}_{2}CH-$ exerting more $+I$ effect than $—C{H}_3$