Revision on Acids and Bases

Dorji has a few bottles of soft drink in his restaurant. But, unfortunately, these are not labeled. He has to serve the drinks on the demand of customers. One customer wants acidic drink, another wants basic and third one wants neutral drink. How will Dorji decide which drink is to be served to whom?

Nitric acid turns red litmus blue

• True

• False

Indicator is a substance which shows different colors in acidic and basic solutions

• True

• False

What is meant by the pH of a substance

Explain the action of turmeric as an indicator.

Ram was suffering from acidity. Is it advisable to give him orange juice in this situation and why?

Why does the Taj Mahal, a great Indian monument, turn yellow?

Should acids be stored in metallic containers? Why?