Question

please answer all questions 1,2,3,4​

Answer 1

1. The particles of matter are very much small. one cannot see it with its naked eyes
2. The mixture which are difficult to separate used the method of separating funnel

for example: mixture of oil and water

Ans 3.In this process, we apply the mixture to be separated on a stationary phase (solid or liquid) and a pure solvent such as water or any gas is allowed to move slowly over the stationary phase, carrying the components separately as per their solubility in the pure solvent.

Ans 4 (a) Na2O

AlCl3

Mg(OH)2

(b) aluminum sulphate

calcium chloride

calcium carbonate