Assertion: For making baking powder, baking soda can be used.

Reason: Baking powder is a mixture of baking soda (sodium hydrogen carbonate) and a mild edible acid.

Choose the correct answer from the following options. 

Both Assertion and Reason are correct, and Reason is the correct explanation of Assertion.

The correct answer is option 1. Both Assertion and Reason are correct, and Reason is the correct explanation of Assertion.

For making baking powder, which is a mixture of baking soda (sodium hydrogen carbonate) and a mild edible acid such as tartaric acid.

When baking powder is heated or mixed in water, the following reaction takes place –

NaHCO₃ + H⁺ → CO₂ + H₂O + Sodium salt of acid

Carbon dioxide produced during the reaction can cause bread or cake to rise making them soft and spongy.