Give scientific reasons:
Bleaching powder has the odour of chlorine.

Bleaching powder is ………in colour.

Give scientific reasons: Baking powder is used in the preparation of spongy bread and cake.

Give scientific reasons: Air is a mixture

Give scientific reasons: A solid matter has the properties of definite shape and volume .

Give scientific reasons: Water is a compound

Give scientific reasons: Milk is a colloid.

Give scientific reasons : Water is life.

Give scientific reasons: Methane is used as fuel.

Give scientific reasons: Zinc powder reacts faster than zinc granules when added to copper sulphate (CuSO_4) solution.

Give scientific reasons: Hydrogen is an element.