One of the constituents of baking powder is sodium hydrogen carbonate, the other constituent is

(A) hydrochloric acid

(B) tartaric acid

(C) acetic acid

(D) sulphuric acid




  • Baking powder is composed of sodium hydrogen carbonate which is a weak base
  • But, it makes the cakes bitter, so we add a weak acid to the powder.


From all the options, tartaric acid is the weakest acid.

So, the correct option is (b) tartaric acid

  1. Class 10
  2. Chapter 2 Class 10 - Acids, Bases and Salts (Term 1)

About the Author

CA Maninder Singh's photo - Founder at Teachoo
CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 11 years and a teacher from the past 11 years. He teaches Science, Accounts and English at Teachoo