CBSE
Class 10
Class 12
A solution is the homogeneous mixture of two or more than two components. Most of the solutions are binary such that consists of two components.
The component which is present in the largest quantity in solution is called solvent and one which is present in a smaller quantity called solute.
There are three types of solutions:
Examples of gaseous solution
Solid | Gas |
solid in gas |
Iodine vapours in air, camphor in N2 gas |
Liquid | Gas | liquid in gas | Humidity in air, chloroform mixed with N2 gas |
Gas | Gas | gas in gas | mixture of O2 and N2 |
Examples of liquid solution
Solid | Liquid | solid in liquid | Salt or glucose or sugar or urea solution in water |
Liquid | Liquid | liquid in liquid | Methanol or ethanol in water |
Gas | Liquid | Gas in liquid | Aerated drinks, O2 in water |
Examples of solid solution
Solid | Solid | Solid in Solid | Alloys (brass, German silver, bronze, 22 carat gold etc.) |
Liquid | Solid | Liquid in Solid | Amalgam of mercury with sodium,Hydrated salts, Amalgam of Hg with Gold |
Gas | Solid | Gas in Solid | Dissolved gases in minerals of H2 in Pd, |