What is the chemical formula for sodium bicarbonate?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. NaHCO₃.
The chemical formula for sodium bicarbonate is NaHCO₃. It is commonly known as baking soda and is widely used in cooking, cleaning, and medicine. Sodium bicarbonate is a white crystalline powder that acts as a mild base and reacts with acids to release carbon dioxide gas. This reaction makes it useful as a leavening agent in baking. In medicine, it is used as an antacid to relieve heartburn and indigestion. Its versatility makes it valuable in everyday applications.