Carboxylic Acids Question 135
Which of the following is an amphoteric substance
[KCET 2005]
Options:
A) Glycine
B) Salicylic acid
C) Benzoic acid
D) Citric acid
Show Answer
Answer:
Correct Answer: A
Solution:
Glycine is an amphoteric amino acid as it contains both acidic and basic groups.