1) For one non-volatile and one volatile liquidatomic no of Mn a) PA = P0AΧA PB =0 b) A = P0AΧA PB = P0BΧB 2) Non-Ideal solutions with Positive deviation a) A – B interaction is stronger than A –A and B – B interaction b) water+ HNO3 c) Minimum boiling Azeotrope d) ΔVmix=-ve ΔHmix=- ve 3) when dried fruits and vegetables are placed in water, they slowly swell a) osmosis b) endosmosis c) diffusion d) reverse osmosis 4) during association of molecules in a solution a) colligative property increases b) density increases c) pressure is high d) i Less than 1 5) When a non-volatile solid is added to pure water it will: a) boil above 100oC and freeze above 0oC b) boil below 100oC and freeze above 0oC c) boil above 100oC and freeze below 0oC d) boil below 100oC and freeze below 0oC 6) An azeotropic solution of two liquids has boiling point lower than either of them when solute solvent interactions are: a) Equal to solute solute and solvent solvent interactions b) Stronger than solute solute and solvent solvent interactions c) Weaker than solute solute and solvent solvent interactions d) None of the above 7) For non-electrolyte solute value of Van’t Hoff factor is a) 0 b) 1 c) <1 d) >1 8) For isotonic solutions which of the following is not equal a) concentration b) pressure c) osmotic pressure d) vapour pressure 9) Which of the following salt will have same value of Van’t Hoff’s factor (i) as that of K4[Fe (CN)6] a) Al2(C2O4)3 b) NaCl c) Al(NO3)3 d) Na2SO4 10) The value of Henry’s constant KH is: a) greater for gases with higher solubility b) greater for gases with lower solubility. c) constant for all gases. d) not related to the solubility of gases

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