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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. A 5% solution (by mass) of cane sugar in water has freezing point of 271 K and freezing point of pure water is 273.15 K. The freezing point of a 5% solution (by mass) of glucose in water is

 

Question 1 of 15

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

 

Question 2 of 15

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

 

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. 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 5 of 15

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

 

Question 6 of 15

7. An aqueous solution of hydrochloric acid

 

Question 7 of 15

8. Temperature does not affect:

 

Question 8 of 15

9. The vapour pressure of pure benzene at a certain temperature is 0.850 bar. A non-volatile, non-electrolyte solid weighing 0.5 g is added to 39.0 g of benzene (molar mass 78 g/mo1). The vapour pressure of the solution then is 0.845 bar. What is the molecular mass of the solid substance?

 

Question 9 of 15

10. The molarity of H₂SO₄ solution, which has a density 1.84 g/cc. at 35°C and contains 98% by weight, is:

 

Question 10 of 15

11. 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 11 of 15

12. 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 12 of 15

13. Van’t Hoff factor is:

 

Question 13 of 15

14. 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 14 of 15

15. 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 15 of 15


 

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