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Chemical And Ionic Equilibrium Test Online

Test Name Chemical And Ionic Equilibrium Test
Subject Chemistry
Test Type MCQs
Total Question 15
Total Marks 30
Total Time 15 Mints
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Attempt Chemical And Ionic Equilibrium Test Online multiple choice questions for the preparation of all the colleges and universities admission test such as AIIMS, NEET and other important tests like engineering tests, medical tests, recruitment tests and competitive tests. Get all the information about Chemical equilibrium and ionic equilibrium over here.

Chemical And Ionic Equilibrium Test Online

Chemistry

1. The pH of a solution having the H⁺ ion concentration of 1 x 10⁻⁴ ions/liter is:

 

Question 1 of 15

2. Of the following which change will shift the reaction towards the product? I₂(g) 2I(g), ∆H⁰r (298 K) = + 150 kJ

 

Question 2 of 15

3. pKa value of four acids are given below. The strongest acid is:

 

Question 3 of 15

4. Solubility product of a salt AB is 1 x 10⁻⁸ in a solution in which the concentration of A⁺ ions is 10⁻³ M. The salt will precipitate when the concentration of B⁻ ions is kept

 

Question 4 of 15

5. One mole of CH₃COOH and one mole of C₂H₅OH reacts to produce 2/3 mol of CH₃COOC₂H₅. The equilibrium constant is:

 

Question 5 of 15

6. In which of the following reactions, the concentration of the product is higher than the concentration of reactant at equilibrium? (K = equilibrium constant)

 

Question 6 of 15

7. The value of Kp for the reaction: 2H₂S(g) = 2H₂ (g) + S₂ (g) is 1.2 x 10⁻² at 1065°C. The value for KC is:

 

Question 7 of 15

8. A weaqk acid, HA is found to be 10% ionized in 0.01 M aqueous solution. Calculate the pH of a solution which is 0.1 M in HA and 0.05 M in NaA.

 

Question 8 of 15

9. During titration of acetic acid with aq. NaOH solution, the neutralisation graph has a vertical line. This line indicates

 

02

Question 9 of 15

10. The pH of solution containing 0.01 M sodium acetate and 0.03 M acetic acid is (pKa for CH₃COOH = 4.57)

 

Question 10 of 15

11. The equilibrium constant for the following reaction will be: 3A + 2B C.

 

Question 11 of 15

12. When 10 mL of 0.1 M acetic acid (pKa = 5.0), is titrated against 10 mL of 0.1 M ammonia solution (pKb = 5.0), the equivalence point occurs at pH:

 

Question 12 of 15

13. The solubility of PbF₂ in water at 25°C is ~ 10⁻³ M. What is its solubility in 0.05 M NaF solution? Assume the later to be fully ionised.   

Question 13 of 15

14. Air containing 79% of nitrogen and 21% of oxygen by volume is heated at 2200 K and 1 atm until equilibrium is established according to the reaction  N₂(g) + O₂(g) 2NO(g) If the Kp of the reaction is 1.1 x 10⁻³, calculate the amount of nitric oxide produced in terms of volume percent.

Question 14 of 15

15. In the manufacture of NH₃ in Haber’s continuous flow process involving the reaction N₂(g) + 3H₂(g)     34   2NH₃(g),∆H = -22.08 kcal. The favourable conditions are:

Question 15 of 15


 

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