1.

(i) Give an example each (i) gas in liquid, (ii) liquid, (iii) solid in solid, (iv) gas in gas (ii) explain the types of double displacement reactions with examples.

Answer»

Solution :(i) Carbon dioxide DISSOLVED in water
(ii) Sodium chloride dissolved in water
(III) Copper dissolved in GOLD
(iv) Mixture of Helium - Oxygen GASES.


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