Carboxylic Acids Question 162

Question: Which of the following acids is isomeric with phthalic acid

Options:

A) Succinic acid

B) Salicylic acid

C) 1, 4-benzene dicarboxylic acid

D) Methyl benzoic

Show Answer

Answer:

Correct Answer: C

Solution:

Phthalic acid is the isomer of 1, 4 benzene dicarboxylic acid because both have the same molecular formula but differ in their structure.