MULTIPLE CHOICE QUESTION: [5Q X i = 5 MARKS]Q15. Evaporation is called asa) Surface phenomenon b) Bulk phenomenon c) Both a and b d) Unique phenomenonQ16. The state of matter which is found to be more stable at lower temperatureb) Liquidc) Gasd) BECQ17. What happens when a saturated solution is cooled?a) It becomes unsaturated. b) It becomes supersaturated. c) It becomes transparent. d) Il remains unaffected.Q18. Which of the following is an aqueous solution?a) Sulphur in carbon disulphide b) Iodine in alcohol. c) Iodine in carbon tetrachloride. d) Sodium chloride in water.Q19. Chromatography is the technique which is used for separation of those solutes thata) Dissolves in the same solvent. b) Get absorbed to same extent. c) Get absorbed at the same speed. d) are soluble indifferent medium.

MULTIPLE CHOICE QUESTION: [5Q X i = 5 MARKS]Q15. Evaporation is call

1.	MULTIPLE CHOICE QUESTION: [5Q X i = 5 MARKS]Q15. Evaporation is called asa) Surface phenomenon b) Bulk phenomenon c) Both a and b d) Unique phenomenonQ16. The state of matter which is found to be more stable at lower temperatureb) Liquidc) Gasd) BECQ17. What happens when a saturated solution is cooled?a) It becomes unsaturated. b) It becomes supersaturated. c) It becomes transparent. d) Il remains unaffected.Q18. Which of the following is an aqueous solution?a) Sulphur in carbon disulphide b) Iodine in alcohol. c) Iodine in carbon tetrachloride. d) Sodium chloride in water.Q19. Chromatography is the technique which is used for separation of those solutes thata) Dissolves in the same solvent. b) Get absorbed to same extent. c) Get absorbed at the same speed. d) are soluble indifferent medium.
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