Question

Define : Melting point

Answer 1

1. Melting Point: It is defined as the temperature at which a material changes from solid to liquid form.
2. It is the point at which both liquid and solid phase exists at equilibrium.
3. The melting of the substance also varies with the pressure.
4. Example: Melting point of ice is $0^{o}C$ whereas the melting point of iron is ${1538}^{o}C$.