Punjab 11th Class Chemistry Chapter 9 Solutions and Colloids Mcqs Test Online Chemistry Chapter 9 Solutions and Colloids Mcqs Test Online Class 11th Punjab 123456789101112Show paginator Hide paginator 8% Question 1 of 12Chemistry 1. Molarity of pure water is 1 55.5 18 1.8 Question 1 of 12Question 2 of 12 2. Which of the following is volatile Sucrose Glucose Urea Water Question 2 of 12Question 3 of 12 3. Which of the following W/W solutions has the lowest freezing point? 34.2% sucorose 18% glucose 6% urea 9% glucoseQuestion 3 of 12Question 4 of 12 4. A solution of urea (Mol.Wt=60) is 10% (W/V). the volume in which 1 mole of it is dissolved will be 60cm³ 6dm³ 0.6dm³ 0.54 dm³Question 4 of 12Question 5 of 12 5. All solutions containing 1g of non-volatile solutes will have Same boiling point Same freezing point Same vapour pressure All of a, b, c Question 5 of 12Question 6 of 12 6. The solubility of a substance decreases with increase in temperature if heat of solution is: Zero Negative Cannot be predicted Positive Question 6 of 12Question 7 of 12 7. Aerosol are colloids which contain (a) A Solid dispersed in a liquid (b) A solid dispersed in a gas (c) A liquid dispersed in a gas (d) A liquid in another liquid a b, c a, b c, d Question 7 of 12Question 8 of 12 8. Which of the following is not true of a colloid. Its particles cannot be seen under ordinary microscopeScatter light It is heterogeneous Can pass through ultra filter paper Question 8 of 12Question 9 of 12 9. Sea water has about 6 ppm dissolved oxygen. What mass of dissolved oxygen is present in one kg of sea water 6 x 10⁻³g 6 x 10⁻³mg6 x 10⁻³kg 6g Question 9 of 12Question 10 of 12 10. 18g glucose is dissolved in 180g of water. The relative lowering of vapour pressure is: 1 1.8 0.0010.01 Question 10 of 12Question 11 of 12 11. Molarity of glucose solution when 9g of it is dissolved in 250 cm³ of solution is 0.25M 0.5M 0.2M None of theseQuestion 11 of 12Question 12 of 12 12. 100g of a 10% (W/W) NaOH contains 10g of NaOH in 100g solution100g of H₂O 110g of H₂O 10g of H₂O Question 12 of 12 Loading... Test By Subject Punjab Test By Topics 11th Class Chemistry You Can Learn and Gain more Knowledge through our Online Quiz and Testing system Just Search your desired Preparation subject at Gotest.