Question

1. Define solution. 

2. Explain the types of solutions with suitable example.

Answer 1

1. A solution is a homogeneous mixture of two or more substances, consisting of atoms. ions or molecules. 

2. Types and examples of solution.

S. No.	state of solution	Solute	Solvent	Example
1.	Gaseous solution	Solid	Gas	Camphor in nitrogen gas
		Liquid	Gas	Humid oxygen (Oxygen containing water)
		Gas	Gas	Air ( A mixture of nitrogen, oxygen and other gas
2.	Liquid solution	Solid	Liquid	Salt water
		Liquid	Liquid	Ethanol dissolved in water
		Gas	Liquid	CO2 dissolved in water (carbonated water)
3.	Solid soluation	Solid	Solid	Gold alloy ( of copper used in making jewellery)
		Liquid	Solid	Amalgam of potassium (used for dental filling)
		Gas	Solid	Solution of H2 in palladium