What is present with baking soda in baking powder?
Answer and explanation
Correct answer: A mild edible acid, such as tartaric acid
Baking powder contains baking soda (sodium hydrogen carbonate) together with a mild edible acid such as tartaric acid. On receiving moisture and heat, they react to release carbon dioxide, which makes cake or bread batter rise. Sodium chloride is common salt and is not the acidic component of baking powder. Exam tip: baking soda is sodium hydrogen carbonate alone, whereas baking powder also contains an edible acid.
Frequently asked questions
What is the correct answer to this question?
A mild edible acid, such as tartaric acid
Why is this the correct answer?
Baking powder contains baking soda (sodium hydrogen carbonate) together with a mild edible acid such as tartaric acid. On receiving moisture and heat, they react to release carbon dioxide, which makes cake or bread batter rise. Sodium chloride is common salt and is not the acidic component of baking powder. Exam tip: baking soda is sodium hydrogen carbonate alone, whereas baking powder also contains an edible acid.
Which subject and chapter does this question cover?
This is a Class 10 Science question. Chapter: Chemical Substances – Nature and Behaviour. Topic: Acids, Bases, and Salts.
