Question

Define the terms melting point and boiling point.

Answer 1

Explanation of the incorrect option:

Boiling point:

1. The boiling point of a liquid is the temperature at which the vapour pressure of the liquid becomes equal to the atmospheric pressure of the liquid’s environment.
2. At this temperature, the liquid is converted into a vapour.

Melting point:

1. The melting point is usually defined as the point at which materials changes from a solid to a liquid.
2. For example, ice melts into the water.