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Solubility Equilibria of Sparingly Soluble Salts MCQs

1. For the dissociation of an electrolyte A_xB_y, K_sp is given as [A^y+]^x[B^x+]^y. What is K_sp?

a) solubility product

b) soluble product

c) solution product

d) solvent product

Answer: solubility product

2. Precipitate is formed if ionic product is ______________

a) greater than the solubility product

b) less than the solubility product

c) equal to the solubility product

d) independent of the solubility product

Answer: greater than the solubility product

3. Solubility product can be used in predicting the solubility of a sparingly soluble salt.

a) true

b) false

Answer: true

4. A salt is soluble is the solubility is ______________

a) less than 0.01 M

b) in between 0.01 M and 0.1 M

c) greater than 0.01 M

d) greater than 0.1 M

Answer: greater than 0.1 M

5. If K_sp of a salt A₂B₃ is given by 1 x 10^-25. Then find the solubility of the salt?

a) 10^-3

b) 10^-4

c) 10^-5

d) 10^-8

Answer: 10^-5

6. The solubility for the salts of the type AB₃ is given by _______________

a) (K_sp 27)^1/4

b) (K_sp/27)^1/5

c) (K_sp/27)^3/4

d) (K_sp/27)^1/4

Answer: (K_sp/27)^1/4

7. Both the solubility product and ionic product are applicable to all types of solutions.

a) true

b) false

Answer: false

8. The degree of dissociation of Ammonium hydroxide increases in the presence of Ammonium Chloride because of ______________

a) solubility product

b) common Ion effect

c) hydrolysis of the salt

d) mixed salts

Answer: hydrolysis of the salt

9. Common Ion effect can be used in which of the following cases?

a) cloth making

b) alcohol purification

c) quantitative analysis

d) qualitative analysis

Answer: qualitative analysis

10. Hydroxide Ion concentration in calcium hydroxide and barium Hydroxide is an example of ______________ solution.

a) isochoric solution

b) isohydric solutions

c) hypo solution

d) hyper solution

Answer: isohydric solutions

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Categories: Equilibrium