1. The process of separation of clear liquid from sediment is know as

2. Which of the following is heterogeneous mixture?

3. Conversion of solid into gaseous state without changing into liquid is called

4. The solubility of sugar at 20⁰C is 204.Calculate the amount of sugar that should be  dissolved in 20 gm of water at 20⁰c to make a saturated solution.

5. Solution is a type of

6. Which of the following has no unit ?

7. Solution of solid and liquid is

8. Tincture of iodine is the mixture of

9. The solubility of common salt at 60⁰c is 45 and at 45⁰c  is 40.20gm saturated solution of common salt at 60⁰c is cooled to 45⁰c. Calculate the wt. of the common salt thrown out.

10. Spirit is called

11. Which of the following is sublimed?

12. Methylated spirit is

13. 50 gm of a saturated solution of potassium nitrate in water at 30⁰c on evaporation leaves 15.8 gm of the solute. Calculate the solubility of potassium nitrate at that temperature.

14. Blood is an example of

15. Raksi is called

16. Ethyl alcohol can be separated from the mixture of alcohol and water by

17. Smoke particle in air is an  example of

18. Mixture of ink can be separated by