Question

The temperature at which vapour pressure become equal to atmospheric pressure is called as

• A. Freezing Point
• B. Boiling Point
• C. Melting Point
• D. Critical temperature

Answer 1

The correct option is B Boiling Point

The normal boiling point (also called the atmospheric boiling point or the atmospheric pressure boiling point) of a liquid is the special case in which $\text{the vapor pressure of the liquid equals the defined atmospheric pressure}$ at sea level, one atmosphere.