Question

What is an antacid?

• A. The substance which neutralizes the acid and raises the pH to an appropriate level in stomach.
• B. The substance which neutralizes the acid and lowers the pH to an appropriate level in stomach.
• C. The substance which neutralizes the base and raises the pH to an appropriate level in stomach.
• D. none of these

Answer 1

The correct option is A The substance which neutralizes the acid and raises the pH to an appropriate level in stomach.

An antacid is the substance which neutralizes the acid and raises the pH to an appropriate level in stomach. In other words, antacid is a base which neutralizes excess of acid in the stomach. Examples of antacid include sodium bicarbonate, magnesium hydroxide and aluminium hydroxide. They control the symptoms and not the cause.