4. Explain the following by giving examples.
(a) Saturated solution
(b) Pure substance
(c) Colloid
(d) Suspension
Answers
Answer:
a) Solution in which no more solute can be dissolved at a particular temperature is known as saturated solution.
For example in aqueous solution of sugar no more sugar can be dissolved at room temperature.
b)Any substance is said to be pure if and only if it is made up of single type of particles means all the particles of that substance should be of same chemical nature.
For example water
c)colloid is a heterogeneous mixture whose particles are not as small as solution but they are so small that cannot be seen by naked eye.
For example milk, smoke etc.
d)A suspension is a heterogeneous mixture in which solids are dispersed in liquids.
For example Paints, Muddy water chalk water mixtures etc.
Answer:
a . Saturated solution means the solution in which the solvent dissolve the solute .
b . Pure substance means the substance which having only one form of practical.
c . The solution from which the beam of light passes and clearly show the practical of the substance.
d . Sorry I don't know about suspension.
I hope this will help you to understand them.