Advertisements
Advertisements
Question
Evaporation takes place at ...............temperature.
Advertisements
Solution
Evaporation takes place at all temperature.
APPEARS IN
RELATED QUESTIONS
Ice melts at 100°C.
Water at 100°C has more heat than the steam at 100°C.
Evaporation of a liquid causes cooling.
Write whether the following statement is true or false.
Only water can exist in three different states.
Write true or false for the statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
For the following statement, say whether it describes a solid, a liquid, or a gas.
Particles are quite close together.
Name the phenomenon which cause the following change.
Disappearance of camphor.
Match the following
| Column A | Column B | ||
| a | Solids | 1 | Can flow in all directions |
| b | Sublimination | 2 | The temperature at which a liquid changes into its gaseous state |
| c | Boiling Point | 3 | Can have any number of free surfaces |
| d | Gases | 4 | Gaps between particles |
| e | Intermolecular space | 5 | Change of state from solid to gas |
State the property of the following substance.
Hydrogen sulphide gas has a strong rotten egg odour.
State the property of the following substance.
Sulphur is a yellow amorphous powder insoluble in water.
