Punjab 11th Class Chemistry Chapter 9 Solutions and Colloids Mcqs Test Online
Questions 12
Total Marks 24
Time 12 Mins
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Punjab 11th Class Chemistry Chapter 9 Solutions and Colloids Mcqs Test Online

Chemistry Chapter 9 Solutions and Colloids Mcqs Test Online Class 11th Punjab

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Question 1 of 12

Chemistry

1. 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

Question 1 of 12

Question 2 of 12

2. 100g of a 10% (W/W) NaOH contains 10g of NaOH in

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Question 3 of 12

3. Molarity of glucose solution when 9g of it is dissolved in 250 cm³ of solution is

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Question 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

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Question 5 of 12

5. Which of the following is volatile

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Question 6 of 12

6. Molarity of pure water is

Question 6 of 12

Question 7 of 12

7. 18g glucose is dissolved in 180g of water. The relative lowering of vapour pressure is:

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Question 8 of 12

8. Which of the following W/W solutions has the lowest freezing point?

Question 8 of 12

Question 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

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Question 10 of 12

10. The solubility of a substance decreases with increase in temperature if heat of solution is:

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Question 11 of 12

11. All solutions containing 1g of non-volatile solutes will have

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Question 12 of 12

12. Which of the following is not true of a colloid.

Question 12 of 12


 

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