Advertisements
Advertisements
प्रश्न
Describe simple experiment to show that particles of matter have the intermolecular attraction
उत्तर
Experiment – To show that particles of matter have the intermolecular attraction
Procedure –
- Globules of mercury are placed in a petri dish and kept at – a distance.
- The petri dish is shaken slowly and the mercury globules come together forming a big globule.
Conclusion – The above experiment concludes that a force of attraction exists between particles of matter.
APPEARS IN
संबंधित प्रश्न
Name the terms for the force of attraction between the molecules of matter.
Water cycle is an example of inter conversion of states of water. Explain.
Gases
Write true or false for the following statement
The inter-molecular forces are effective at all distances between the two molecules.
What are the forces of cohesion and adhesion?
Give reason :
When an empty gas jar is inverted over a gas jar containing a coloured gas, the gas also spreads into the empty jar.
Differentiate between the following:
Atoms and molecules
Match the column.
| Column A | Column B |
| 1. iron and gold | a. molecules are very far apart |
| 2. melting | b. pure substance |
| 3. intermolecular space | c. non-metals |
| 4. compound | d. the space between the molecules |
| 5. gases | e. changes from solid to liquid |
| f. metals |
Identify the odd term out and explain.
Fill in the blank:
Matter made up of one kind of particle is said to be _________.
