Advertisements
Advertisements
Question
Give the reason for the following
Particles of matter move more rapidly on the application of heat.
Advertisements
Solution
Application of force increases the K.E. of particles and space increases and inter-particle attraction decreases. Thus particles move rapidly.
APPEARS IN
RELATED QUESTIONS
Give two example of the following:
The substances which do not change their state on heating.
Name the three states of matter and define them.
Fill in the blank:
Water boils at ............
Match the following
| Column A | Column B |
| (a) Solids | (1) Can flow in all directions. |
| (b) Sublimation | (2) The temperature at which a liquid changes into its gaseous state. |
| (c) Boiling point | (3) Any number of free surfaces. |
| (d) Gases | (4) Gaps between particles. |
| (e) Intermolecular space | ro(5) Change of state fm solid to gas. |
Name the phenomenon which cause the following change:
Conversion of water into steam.
Gases
- cannot be compressed easily,
- occupy the entire space of the container.
- have definite shapes.
- cannot flow.
What is the relation between intermolecular space and intermolecular force ?
Fill in the following blank with suitable words :
The smell of perfume gradually spreads across a room due to .....................
Give a reason why:
Gases have no definite volume and no definite shape.
With reference to the liquid state of matter – answer the following
How does the stored energy, have an effect on inter-particles space.
