Equilibrium MCQ Questions for Class 11 Chemistry Chapter 7 with Answers

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MCQ Questions for Class 11 Chemistry with Answers


Q1. Water is a

(A) Protophobic solvent
(B) Protophilic solvent
(C) Amphiprotic solvent
(D) Aprotic solvent

(C) Amphiprotic solvent


Q2. Oxidation number of Iodine varies from

(A) -1 to +1
(B) -1 to +7
(C) +3 to +5
(D) -1 to +5

(B) -1 to +7


Q3. The pH of a 0.005 M aqueous solution of sulphuric acid is

(A) 0.005
(B) 2
(C) 1
(D) 0.01

(B) 2


Q4. When a neutral atom undergoes oxidation, the atoms oxidation state

(A) Decreases as it gains electrons
(B) Decreases as it loses electrons
(C) Increases as it gains electrons
(D) Increases as it loses electrons

(D) Increases as it loses electrons


Q5. What is the pH of a 0.10 M solution of barium hydroxide, Ba (OH)2?

(A) 11.31
(B) 11.7
(C) 13.30
(D) None of these

(C) 13.30


Q6. When sodium carbonate solution is titrated against HCl solution, the indicator used is

(A) Phenolphthalein
(B) Methyl orange
(C) Methyl red
(D) Starch.

(B) Methyl orange


Q7. Which of the following is not true about a reversible reaction?

(A) Number of moles of reactants and products is always equal
(B) It can be attained only in a closed container
(C) It cannot be influenced by a catalyst
(D) The reaction does not proceed to completion

(A) Number of moles of reactants and products is always equal


Q8. A certain buffer solution contains equal concentration of X– and HX. The ka for HX is 10-8. The pH of the buffer is

(A) 3
(B) 8
(C) 11
(D) 14

(B) 8


Q9. A base according to Bronsted concept is a substance which can

(A) lose a pair of electrons
(B) donate protons
(C) gain a pair of electrons
(D) accept protons.

(D) accept protons.


Q10. For a reversible reaction, if the concentrations of the reactants are doubled, the equilibrium constant will be

(A) halved
(B) doubled
(C) the same
(D) one fourth

(C) the same


Q11. In a reversible chemical reaction at equilibrium, if the concentration of any one of the reactants is doubled, then the equilibrium constant will

(A) Also be Doubled
(B) Be Halved
(C) Remain the Same
(D) Become One-Fourth

(C) Remain the Same


Q12. The pH of a 10-10 M NaOH solution is nearest to

(A) 10
(B) 7
(C) 4
(D) -10

(C) 4


Q13. Aluminium chloride is

(A) Bronsted Lowry acid
(B) Arrhenius acid
(C) Lewis acid
(D) Lewis base

(C) Lewis acid


Q14. Buffer solutions have constant acidity and alkalinity because

(A) They have large excess of H+ or OH– ions
(B) They have fixed value of pH
(C) These give unionised acid or base on reaction with added acid or alkali
(D) Acids and alkalies in these solutions are shielded from attack by other ions

(C) These give unionised acid or base on reaction with added acid or alkali


Q15. On doubling P and V with constant temperature the equilibrium constant will

(A) remain constant
(B) become one-fourth
(C) become double
(D) None of these

(A) remain constant


We Think the given NCERT MCQ Questions for class 11 Chemistry book Chapter 7 Equilibrium with Answers Pdf free download will assist you. If you’ve got any queries regarding CBSE Class 11 Chemistry of Equilibrium MCQs Multiple Choice Questions with Answers, drop a comment below and that we will come back to you soons.


MCQ Questions for Class 11 Chemistry Chapter wise with Answers


Lesson 1. Some Basic Concepts of Chemistry Class 11 MCQ Questions
Lesson 2. Structure of Atom Class 11 MCQ Questions
Lesson 3. Classification of Elements and Periodicity in Properties Class 11 MCQ Questions
Lesson 4. Chemical Bonding and Molecular Structure Class 11 MCQ Questions
Lesson 5. States of Matter Class 11 MCQ Questions
Lesson 6. Thermodynamics Class 11 MCQ Questions
Lesson 7. Equilibrium Class 11 MCQ Questions
Lesson 8. Redox Reactions Class 11 MCQ Questions
Lesson 9. Hydrogen Class 11 MCQ Questions
Lesson 10. The s-Block Elements Class 11 MCQ Questions
Lesson 11. The p-Block Elements Class 11 MCQ Questions
Lesson 12. Organic Chemistry: Some Basic Principles and Techniques Class 11 MCQ Questions
Lesson 13. Hydrocarbons Class 11 MCQ Questions
Lesson 14. Environmental Chemistry Class 11 MCQ Questions

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