1. A solution which contains the maximum amount of the solute that can be dissolved in a given amount of solvent at a particular temperature is called A. saturated solution B. unsaturated solution C. supersaturated solution D. none of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
2. Azeotropic mixtures are A. mixture of two solids B. those which boil at different temperatures C. those which can be fractionally distilled D. the constant boiling mixture Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
3. The process of diffusion in gases take place due to the A. difference in their densities B. difference in their composition C. equal in densities D. All of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
4. The process of separating of cream from milk is called A. electro-osmosis B. emulsion C. emulsification D. demulsification Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
5. Which one of the following statements is not correct? A. The boiling point of an aqueous solution is highter than that of pure water B. Addition of solutes to a solution causes an increase in its water potential C. The vapour pressure of the water in a solution is lower than that of pure water D. When a solution is separated from water by a semi-permeable membrane water starts movement Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
6. Cloud is a colloidal dispersion of A. air in a dispersion medium of water B. fog in a dispersion mediumof water C. mist in a dispersion medium of air D. water drops in a dispersion medium of air Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
7. Which one of the following colloidal systems is represented by soda water? A. Liquid in gas B. Gas in liquid C. Solid in gas D. Liquid in liquid Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
8. Which one of the following is the best example of desiccant? A. Silica gel B. Polystyrene C. Sodium chloride D. Sodium carbonate Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
9. Which one of the following is not the result of surface tension? A. Vapour formation above the liquid surface B. Convex shape of liquid meniscus C. Liquid rising in a capillary D. Spherical shape of mercury fallen on the floor Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
10. When oil floats on water, the surface tension of water A. vanishes immediately B. decreases considerably C. increases considerably D. remains unaffected Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
