Salts
Salts: Overview
This topic covers concepts, such as Salts, Properties of Salt, Common Salt, Uses of Plaster of Paris & Anhydrous Salts etc.
Important Questions on Salts
The following questions consist of two statements- Assertion and Reason. Answer these questions selecting the appropriate option given below:
Assertion: Plaster of Paris is stored in a moisture-proof container.
Reason: Plaster of Paris sets into a hard mass on wetting with water to form anhydrous calcium sulphate.
Which gas is released on keeping bleaching powder open in air
In making fire extinguisher, which substance is used?
An acid (A) with sodium hydrogencarbonate is used in making the cakes fluffy and spongy. It is due to the release of (B) gas in the reaction. Here, A and B are
Match the chemical substances given in Column I with their appropriate application given in Column II.
| Column I | Column II |
| A. Bleaching powder | 1. Preparation of glass |
| B. Baking soda | 2. Production of H2 and Cl2 |
| C. Washing soda | 3. Decolourisation |
| D. Sodium chloride | 4. Antacid |
Which is the main chemical compound required to make a fiery snake?
