Why do it is used in antacid tablets ?

The antacid tablets contain-

Why do we use antacids? Write it's nature.

Is the substance present in antacid tablet acidic or basic?

Is the substance present in antacid tablet acidic or basis ?

What type of reaction takes place in stomach when· an antacid tablet is consumed ?

Which of the following is used as an antacid?

Check the action of antacid tablet with acid.

Why do we use lenses in spectacles to corret defects of vision?

Write one antacid.

Statement (i) : A physical change is one in which the substance under going change is not destroyed and no new substance is formed.Statement (ii) Glowing of an electric bulb is a physical change.Statement (iii) : When antacid tablet is dropped in water, it fizzes. This is a chemical change.