Question

The correct order of increasing acid strength of the compounds:
(1) $C{H}_{3}C{O}_{2}H$
(2) $MeOC{H}_{2}C{O}_{2}H$
(3) $C{F}_{3}C{O}_{2}H$
(4)

• A. $2<4<1<3$
• B. $4<1<3<2$
• C. $4<1<2<3$
• D. $1<4<3<2$

Answer 1

Answer: (C)

Presence of electron withdrawing atom $\left(F\right)$ increases the acidic nature. Presence of electron repelling group decreases the acidic nature