JEE Main 2004Annual, Paper 1ChemistryMediumSome Basic Principles of Organic Chemistry81× since 2002
Consider the acidity of the carboxylic acids:
(a) PhCOOH
(b) o – NO₂C₆H₄COOH
(c) p – NO₂C₆H₄COOH
(d) m – NO₂C₆H₄COOH
Which of the following order is correct?