Advertisements
Advertisements
Question
In evaporation
Options
all molecules of liquid begin to escape out
only the molecules at the surface escape out
the temperature of liquid rises by absorbing heat from surroundings.
the molecules get attracted within the liquid.
Advertisements
Solution
only the molecules at the surface escape out
APPEARS IN
RELATED QUESTIONS
Evaporation takes place only from the surface of liquid.
Boiling is a rapid phenomenon.
The molecules of liquid ............. heat from surroundings in evaporation.
During boiling or vaporization
The boiling point of a liquid is increased by
Why is cooling produced when a liquid evaporates?
Give reason for the increase in rate of evaporation of a liquid when surface area of liquid is increased.
Give reason for the increase in the rate of evaporation of a liquid when temperature of liquid is increased.
What is the change in average kinetic energy of molecules of a liquid during boiling at its boiling point?
Name two ways of change of liquid state to the vapour state and distinguish them.
