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Chemistry Solution And Liquid State Test Online MCQs

Test Name Solution And Liquid State MCQs Test
Subject Chemistry
Test Type MCQs
Total Question 15
Total Marks 30
Total Time 15 Mints
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Get all the Chemistry Solution And Liquid State MCQs Test Online to prepare for the Mock test. increase your knowledge about solution and Liquid state by attempting these questions online. Chemistry Solution And Liquid State MCQs Test Online are given below.

Chemistry Solution And Liquid State Test Online MCQs

Chemistry

1. The normality of orthophosphoric acid having purity of 70% by weight and specific gravity 1.54 is:

 

Question 1 of 15

2. Pure benzene freezes at 5.45°C. A 0.374 m solution of tetrachloroethane in benzene freezes at 3.55°C. The Kf for benzene is:   

 

Question 2 of 15

3. The average osmotic pressure of human blood is 7.8 bar at 37°C. What is the concentration of an aqueous NaC1 solution that could be used in the blood stream?

 

Question 3 of 15

4. On mixing 3 g of non – volatile solute in 200 mL of water, its boiling point (100°C) becomes 100.52°C. If Kb for water is 0.6 K/m then molecular wt. of solute is:

 

Question 4 of 15

5. At 300K, the vapour pressure of an ideal solution containing 3 mole of A and 2 mole of B is 600 torr. At the same temperature, if 1.5 mole of A and 0.5 mole of C (non-volatile) are added to this solution the vapour pressure of solution increases by 30 torr. What is the value of P⁰B?

 

Question 5 of 15

6. A solution is prepared by dissolving 24.5 g of sodium hydroxide in distilled water to give 1 L solution. The molarity of NaOH in the solution is:

 

Question 6 of 15

7. The vapour pressure of benzene at 30°C is 121.8 mm. By adding 15 g of non-volatile solute in 250 g of benzene, its vapour pressure is decreased to 120.2 mm. The molecular weight of solute is: 

 

Question 7 of 15

8. I mo1 each of the following compounds is dissolved in 1L of solution. Which will have the largest ∆Tb value?

 

Question 8 of 15

9. 20 g of a substance were dissolved in 500 mL of water and the osmotic pressure of the solution was found to be 600 mm of mercury at 15°C. The molecular weight of substance is:

 

Question 9 of 15

10. An aqueous solution of hydrochloric acid

 

Question 10 of 15

11. The molar concentration of 20 g of NaOH present in 5 liter of solution is:

 

Question 11 of 15

12. 0.450 g of urea (mol. Wt. 60) in 22.5g of water show 0.170°C of elevation in boiling point. The molal elevation constant of water is:

 

Question 12 of 15

13. Which one of the statements given below concerning properties of solutions, describes a colligative effect?

 

Question 13 of 15

14. 40 m1 of 0.1 M ammonia solution is mixed with 20 m1 of 0.1 M HC1. What is the pH of the mixture? (pKb of ammonia solution is 4.74)

 

Question 14 of 15

15. 0.01 M solution of KC1 and BaC1₂ are prepared in water. The freezing point of KC1 is found to be –2°C. What is the freezing point of BaC1₂ to be completely ionised?

 

Question 15 of 15


 

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