Advertisements
Advertisements
Question
Describe simple experiment to show that particles of matter have the intermolecular attraction
Advertisements
Solution
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
RELATED QUESTIONS
Write your observation and conclusion for the following:
When few marbles are put in a glass half-filled with water.
Write your observation and conclusion for the following:
Ice is kept at room temperature.
Define: Gas.
Gases
Write true or false for the following statement
The inter-molecular forces are effective at all distances between the two molecules.
If an object is taken to the moon from the earth what will be its mass?
Give a reason for the Electricity is not considered matter.
Multiple choice question.
A substance which can change its state
Identify the odd term out and explain.
Hydrogen, sodium, potassium, carbon
State the correct term from A, B, C, D, E or F in List II which represents the – change of state of matter or its relevant property from List I
| List I | List II |
| 1. Solid 'X' to a liquid 'Y' | A: Liquefaction |
| 2. Liquid 'Y' to its vapour 'Z' | B: Vaporization |
| 3. 'Z' to 'Y' | C: Melting |
| 4. 'Y' to 'X' | D: Solidification |
| 5. The temperature at which 'Y' changes to 'Z' | E: Melting Point |
| F: Boiling point |
