Carboxylic Acids Question 79

Question: The compound not soluble in acetic acid is

[UPSEAT 2003; IIT-JEE 1986]

Options:

A) $ CaCO_3 $

B) $ CaO $

C) $ CaC_2O_4 $

D) $ Ca{{(OH)}_2} $

Show Answer

Answer:

Correct Answer: C

Solution:

$ CaC_2O_4 $ is a salt of oxalic acid which is more acidic than acetic acid, so it is insoluble in acetic acid.