Is Matter Around Us Pure-Important Questions

1.  What is tincture of iodine?

2.  Any idea about ‘concentration of a solution’?

3.  State the principle for separation of immiscible liquids?

4.  Why a mixture is an impure substance?

5.  Define aerosol.

6.  What is meant by solubility of a solute?

7.  How to differentiate between sol, solution and suspension?

8.  What is meant by chromatography?

9.  Define emulsion with example.

10.  How to separate ammonium chloride+ sodium chloride. Explain briefly.