Find the correct increasing order of acidic strengths(A) ClCH2COOH(B) CH(Cl2)COOH(C) CCl3COOH(D) HCOOH
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a
A > B > C > D
b
D > B > C > A
c
C > D > A > B
d
C > B > A > D
answer is D.
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Detailed Solution
It is due to the negative inductive effect of chlorine atoms, which lowers the electron density of the C atoms from - position to the carboxylic group that leads to the more stabilization of conjugate base or In simple words greater the -I effect greater the acidity.