Ionic Equilibria Test MCQs
Ionic Equilibria Test MCQs
Answer these 10+ Ionic Equilibria MCQs and assess your grip on the subject of Ionic Equilibria.
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1: Water molecule is a highly polar solvent due to:
A. None
B. Presence of two lone pair of electrons
C. Presence of three lone pair of electrons
D. Absence of lone pair of electrons
2: Basicity of an acid is defined as number of replicable:
A. OH groups in its molecule
B. Non-metal anions in its molecule
C. H atom in its molecule
D. Non-metal cations in its molecule
3: Why is pure water a very weak electrolyte?
A. It ionizes to very small extent
B. It ionizes completely
C. It does not ionizes at all
D. It ionizes to a large extent
4: Lewis acid is one that:
A. Accepts a proton
B. Donates a proton
C. Accepts an electron pair
D. Donates an electron pair
5: What will be the pH of a buffer solution formed by dissolving equal number of moles of HOCl (ka = 4.3 x 10-8) and NaOH?
A. 7.3
B. 4.5
C. 3.2
D. 7.0
6: Which among the following is not a property of buffer solution?
A. PH remains constant on addition of small amount of acid or base
B. PH remains constant on keeping for a long time
C. It has a definite PH
D. It does not has a definite PH
7: Which is not an example of sparingly soluble salt?
A. None
B. AgCl
C. CHCOOAg
D. BaSO
8: Among the following which property is shown by a strong electrolyte?
A. Shows low conductivity
B. High value of equilibrium constant
C. Low degree of ionization
D. Obeys Ostwald’s dilution law
9: Arrange the following in increasing order of acidic strength?
A. HF < HBr < HCl < HI
B. HCl < HBr < HI < HF
C. HI < HCl < HBr < HF
D. HF < HCl < HI < HBr
10: Which among the following contains same (H+) ions?
A. None
B. Equinormal solution
C. Equimolar solutions And Equinormal solution
D. Equimolar solutions
11: In the following reaction, which two pairs are Bronsted bases HC2O4- + PO43- ? HPO42- + C2O42-.
A. PO43- and C2O42-
B. HC2O42- and HPO42-.
C. HC2O42- and PO43-
D. HPO42- and C2O42-
12: When 40ml of N / 40 KOH are added to 30ml of N / 30 then the resulting solution will be:
A. Basic
B. Neutral
C. None
D. Acidic
13: If ionic product < solubility product then the solution is:
A. Just saturated
B. Unsaturated
C. None
D. Super saturated
14: An acid is one that donates a proton. This theory was given by:
A. Lewis
B. Arrhenius
C. Lowery – Bronsted
D. Ostwald
15: NH3 and H20 can act as:
A. Lewis base and Bronsted acid
B. Lewis acid and Bronsted base
C. Lewis and Bronsted base
D. Lewis and Bronsted acid
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Ionic Equilibria Test MCQs
