Advertisements
Advertisements
प्रश्न
Explain the term ‘Interconversion of matter’. With reference to ice, water, and water vapour show diagrammatically the change of state of matter from solid to liquid to gaseous and back to the original state.
Advertisements
उत्तर
INTERCONVERSION OF MATTER:
“Change of state of matter from one state to another state and back to its original state is called inter-conversion of matter.”
The diagram showing the Change of State of Matter:
(a) ICE TO WATER (MELTING): Conversion of a solid into a liquid on heating
e.g. ice to water.
(b) WATER TO WATER VAPOUR (VAPORISATION): Conversion of a – liquid into vapours (or gas) on heating
e.g. water to water vapour.
(c) WATER VAPOUR TO WATER (LIQUEFACTION or CONDENSATION): Conversion of VAPOUR (or gas) into a LIQUID on cooling
e.g. water vapour to water.
(d) WATER TO ICE (SOLIDIFICATION OR FREEZING): Conversion of a LIQUID into a SOLID
e.g. water to ice.
संबंधित प्रश्न
State two characteristic properties of a solid.
Give reasons
We can walk through air.
For the following statement, say whether it describes a solid, a liquid or a gas.
Particles are quite close together
State the property of the following substance.
The melting point of ice is 0°C.
Complete the given analogy.
Solid: Definite shape:: ______: Shape of the vessel.
A rubber ball changes its shape on pressing. Can it be called a solid?
Gases have neither a definite shape nor a definite volume.
Complete the Analogy.
Bucket: Plastic:: Table: ______.
Which of the following are homogeneous in nature?
- ice
- wood
- soil
- Air
______ particles are tightly packed into a definite shape.
