EASY
10th CBSE
IMPORTANT
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Answer by writing Yes or No:
Does sodium carbonate dissolved in water give a basic solution?

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Important Questions on Question Bank

EASY
10th CBSE
IMPORTANT
Answer by writing Yes or No:
Can bleaching powder be used for disinfecting water?
EASY
10th CBSE
IMPORTANT

Answer by writing Yes or No:

Can plaster of Paris be obtained by heating calcium sulphate at a temperature beyond control?

MEDIUM
10th CBSE
IMPORTANT
Answer by writing Yes or No:
Can quicklime be used for making cement and glass?
MEDIUM
10th CBSE
IMPORTANT
Copper sulphate crystals are always wet.
MEDIUM
10th CBSE
IMPORTANT

A crystal of barium chloride contains two molecules of water of crystallization. 

EASY
10th CBSE
IMPORTANT

Baking soda can be used in place of baking powder in the preparation of cake.

EASY
10th CBSE
IMPORTANT

True or False:

Chlorine is used to prepare PVC and freon.

EASY
10th CBSE
IMPORTANT
Hydrogen is used to prepare vegetable ghee.