Advertisements
Advertisements
प्रश्न
Give reason:
A drop of ink added to water in a glass turns whole water blue.
Advertisements
उत्तर
This is because tfie water as well as ink particles (molecules) are in continuous random motion. Due to motion, the blue coloured particles of the ink spreads all over and give blue colour to the water.
APPEARS IN
संबंधित प्रश्न
Fill in the blank:
Water is a matter because it has mas and occupies....................
Write whether the following statement is true or false.
The intermolecular force of attraction is the weakest in gases.
Define the following term of Molecule .
Give an experiment to explain that there are intermolecular spaces between water molecules.
Which one of the following statements is not true?
- the molecules in a solid vibrate about a fixed position
- the molecules in a liquid are arranged in a regular pattern
- the molecules in a gas exert negligibly small forces on each other, except during collisions
- the molecules of a gas occupy all the space available
Give reasons for the following:
Solids have a definite shape and are highly rigid while gases have to definite shape and are least rigid.
Name the three states of matter.
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to mass
Fill in the blank:
The intermolecular force of attraction is ___________ in solids.
Complete the statement by filling the blank with the correct word given below.
When inter-particle space increases, the inter-particle attractive force _______________.
