Advertisements
Advertisements
प्रश्न
There are large intermolecular gaps in
विकल्प
water
iron ball
common salt
air
Advertisements
उत्तर
air
APPEARS IN
संबंधित प्रश्न
What are the characteristics of particles of matter?
Define interconversion of states of matter. What are the two factors responsible for the change of states of matter?
For the following statement, say whether it describes a solid, a liquid or a gas.
Particles are far apart and move in all directions.
Match the columns.
| (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) change from solid to liquid |
| (f) metals |
Give reason of When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass does not rise.
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.
Give an experiment to explain that there are intermolecular spaces between water molecules.
Which single term is used to describe the mixing of copper sulphate and water kept in a beaker, on its own?
Each of the three states of matter has mass. Explain with the help simple experiments – that each state of matter has mass.
A crystal of iodine is placed in a closed flat bottom flask and heated. State how you would conclude from the observations seen, that interparticle space is minimum in solids and maximum in gases.
