Which compound would be the weakest acid?
A)4,4-dichlorobutanoic acid
B)3,4-dichlorobutanoic acid
C)3,3-dichlorobutanoic acid
D)2,3-dichlorobutanoic acid
E)2,2-dichlorobutanoic acid

Question

Quizplus · Accepted Answer

The weakest acid will have the least electron-withdrawing effect from the chlorine atoms. In 4,4-dichlorobutanoic acid, the chlorine atoms are farthest from the carboxylic group, reducing their electron-withdrawing effect and making it the weakest acid.

Which Compound Would Be the Weakest Acid