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CHSE Class 11 Chemistry Chapter 7 - Equilibrium

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Question 1

According to Le Chatelier's principle, what happens if pressure is increased in a gaseous equilibrium?

A The equilibrium shifts towards the side with more moles of gas B The equilibrium remains unaffected C The equilibrium shifts towards the side with fewer moles of gas D The equilibrium constant changes

Question 2

In an exothermic reaction, what is the effect of increasing the temperature?

A Reaction stops B No effect on equilibrium C Equilibrium shifts backward D Equilibrium shifts forward

Question 3

The addition of a catalyst to a reaction at equilibrium:

A Does not change the equilibrium state B Shifts equilibrium to the left C Changes the equilibrium constant D Shifts equilibrium to the right

Question 4

What is the pH of a 0.1 M solution of a strong monobasic acid like HCl?

A 7.0 B 13.0 C 2.0 D 1.0

Question 5

What is the pH of a 0.1 M solution of a strong monobasic acid like HCl?

A 13.0 B 2.0 C 1.0 D 7.0

Question 6

What is the pH of a 0.1 M solution of a strong monobasic acid like HCl?

A 2.0 B 1.0 C 7.0 D 13.0

Question 7

What is the pH of a 0.1 M solution of a strong monobasic acid like HCl?

A 7.0 B 2.0 C 13.0 D 1.0

Question 8

What is the pH of a 0.01 M solution of a strong monobasic acid like HCl?

A 12.0 B 3.0 C 7.0 D 2.0

Question 9

What is the pH of a 0.01 M solution of a strong monobasic acid like HCl?

A 3.0 B 2.0 C 7.0 D 12.0

Question 10

What is the pH of a 0.01 M solution of a strong monobasic acid like HCl?

A 2.0 B 7.0 C 3.0 D 12.0

Question 11

What is the pH of a 0.01 M solution of a strong monobasic acid like HCl?

A 3.0 B 12.0 C 2.0 D 7.0

Question 12

What is the pH of a 0.001 M solution of a strong monobasic acid like HCl?

A 7.0 B 11.0 C 4.0 D 3.0

Question 13

What is the pH of a 0.001 M solution of a strong monobasic acid like HCl?

A 4.0 B 7.0 C 11.0 D 3.0

Question 14

What is the pH of a 0.001 M solution of a strong monobasic acid like HCl?

A 4.0 B 11.0 C 3.0 D 7.0

Question 15

What is the pH of a 0.001 M solution of a strong monobasic acid like HCl?

A 11.0 B 3.0 C 4.0 D 7.0

Question 16

What is the pH of a 0.0001 M solution of a strong monobasic acid like HCl?

A 5.0 B 10.0 C 4.0 D 7.0

Question 17

What is the pH of a 0.0001 M solution of a strong monobasic acid like HCl?

A 7.0 B 4.0 C 10.0 D 5.0

Question 18

What is the pH of a 0.0001 M solution of a strong monobasic acid like HCl?

A 7.0 B 4.0 C 5.0 D 10.0

Question 19

What is the pH of a 0.0001 M solution of a strong monobasic acid like HCl?

A 7.0 B 4.0 C 5.0 D 10.0

Question 20

What is the pH of a 0.05 M solution of a strong monobasic acid like HCl?

A 1.3 B 7.0 C 2.3 D 12.7

Question 21

What is the pH of a 0.05 M solution of a strong monobasic acid like HCl?

A 7.0 B 2.3 C 1.3 D 12.7

Question 22

What is the pH of a 0.05 M solution of a strong monobasic acid like HCl?

A 12.7 B 1.3 C 7.0 D 2.3

Question 23

What is the pH of a 0.05 M solution of a strong monobasic acid like HCl?

A 1.3 B 12.7 C 2.3 D 7.0

Question 24

What is the pH of a 0.005 M solution of a strong monobasic acid like HCl?

A 11.7 B 3.3 C 2.3 D 7.0

Question 25

What is the pH of a 0.005 M solution of a strong monobasic acid like HCl?

A 2.3 B 11.7 C 3.3 D 7.0

Question 26

What is the pH of a 0.005 M solution of a strong monobasic acid like HCl?

A 11.7 B 2.3 C 7.0 D 3.3

Question 27

What is the pH of a 0.005 M solution of a strong monobasic acid like HCl?

A 3.3 B 2.3 C 11.7 D 7.0

Question 28

What is the pH of a 0.1 M solution of a strong monoacidic base like NaOH?

A 13.0 B 7.0 C 1.0 D 12.0

Question 29

What is the pH of a 0.1 M solution of a strong monoacidic base like NaOH?

A 7.0 B 13.0 C 12.0 D 1.0

Question 30

What is the pH of a 0.1 M solution of a strong monoacidic base like NaOH?

A 12.0 B 1.0 C 7.0 D 13.0

Question 31

What is the pH of a 0.1 M solution of a strong monoacidic base like NaOH?

A 7.0 B 12.0 C 1.0 D 13.0

Question 32

What is the pH of a 0.01 M solution of a strong monoacidic base like NaOH?

A 7.0 B 2.0 C 11.0 D 12.0

Question 33

What is the pH of a 0.01 M solution of a strong monoacidic base like NaOH?

A 11.0 B 12.0 C 2.0 D 7.0

Question 34

What is the pH of a 0.01 M solution of a strong monoacidic base like NaOH?

A 11.0 B 2.0 C 7.0 D 12.0

Question 35

What is the pH of a 0.01 M solution of a strong monoacidic base like NaOH?

A 12.0 B 2.0 C 7.0 D 11.0

Question 36

What is the pH of a 0.001 M solution of a strong monoacidic base like NaOH?

A 10.0 B 7.0 C 11.0 D 3.0

Question 37

What is the pH of a 0.001 M solution of a strong monoacidic base like NaOH?

A 11.0 B 7.0 C 3.0 D 10.0

Question 38

What is the pH of a 0.001 M solution of a strong monoacidic base like NaOH?

A 11.0 B 7.0 C 3.0 D 10.0

Question 39

What is the pH of a 0.001 M solution of a strong monoacidic base like NaOH?

A 7.0 B 3.0 C 11.0 D 10.0

Question 40

What is the pH of a 0.05 M solution of a strong monoacidic base like NaOH?

A 1.3 B 12.7 C 11.7 D 7.0

Question 41

What is the pH of a 0.05 M solution of a strong monoacidic base like NaOH?

A 12.7 B 1.3 C 7.0 D 11.7

Question 42

What is the pH of a 0.05 M solution of a strong monoacidic base like NaOH?

A 12.7 B 7.0 C 1.3 D 11.7

Question 43

What is the pH of a 0.05 M solution of a strong monoacidic base like NaOH?

A 1.3 B 11.7 C 7.0 D 12.7

Question 44

What is the conjugate acid of NH3?

A NH3H B H+ C NH3- D NH4+

Question 45

What is the conjugate acid of NH3?

A NH3H B H+ C NH3- D NH4+

Question 46

What is the conjugate acid of NH3?

A NH3- B NH3H C H+ D NH4+

Question 47

What is the conjugate acid of H2O?

A H2OH B H+ C H3O+ D H2O-

Question 48

What is the conjugate acid of H2O?

A H2O- B H2OH C H3O+ D H+

Question 49

What is the conjugate acid of H2O?

A H2OH B H2O- C H3O+ D H+

Question 50

What is the conjugate acid of HCO3-?

A H2CO3 B HCO3-H C HCO3-- D H+

Question 51

What is the conjugate acid of HCO3-?

A H+ B H2CO3 C HCO3-H D HCO3--

Question 52

What is the conjugate acid of HCO3-?

A H2CO3 B H+ C HCO3-- D HCO3-H

Question 53

What is the conjugate acid of SO4 2-?

A SO4 2-H B HSO4- C H+ D SO4 2--

Question 54

What is the conjugate acid of SO4 2-?

A SO4 2-H B HSO4- C SO4 2-- D H+

Question 55

What is the conjugate acid of SO4 2-?

A SO4 2-- B HSO4- C H+ D SO4 2-H

Question 56

What is the conjugate base of HCl?

A OH- B HCl+ C HClH D Cl-

Question 57

What is the conjugate base of HCl?

A HClH B Cl- C OH- D HCl+

Question 58

What is the conjugate base of HCl?

A Cl- B OH- C HClH D HCl+

Question 59

What is the conjugate base of H2O?

A H2O+ B OH- C OH- D H2OH

Question 60

What is the conjugate base of H2O?

A H2O+ B OH- C OH- D H2OH

Question 61

What is the conjugate base of H2O?

A OH- B H2OH C H2O+ D OH-

Question 62

What is the conjugate base of H2CO3?

A HCO3- B H2CO3H C H2CO3+ D OH-

Question 63

What is the conjugate base of H2CO3?

A OH- B HCO3- C H2CO3H D H2CO3+

Question 64

What is the conjugate base of H2CO3?

A H2CO3+ B H2CO3H C HCO3- D OH-

Question 65

What is the conjugate base of NH4+?

A NH4+H B NH3 C NH4++ D OH-

Question 66

What is the conjugate base of NH4+?

A OH- B NH3 C NH4+H D NH4++

Question 67

What is the conjugate base of NH4+?

A OH- B NH4++ C NH4+H D NH3

Question 68

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

A Kp = Kc B Kc = Kp(RT)^-1 C Kp = Kc(RT)^-1 D Kp = Kc(RT)^1

Question 69

For a reaction where Δn(gas) = 1, what is the relationship between Kp and Kc?

A Kp = Kc(RT)^1 B Kc = Kp(RT)^1 C Kp = Kc D Kp = Kc(RT)^-1

Question 70

For a reaction where Δn(gas) = -2, what is the relationship between Kp and Kc?

A Kp = Kc(RT)^2 B Kp = Kc(RT)^-2 C Kc = Kp(RT)^-2 D Kp = Kc

Question 71

For a reaction where Δn(gas) = 1, what is the relationship between Kp and Kc?

A Kp = Kc(RT)^-1 B Kp = Kc C Kp = Kc(RT)^1 D Kc = Kp(RT)^1

Question 72

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

A Kc = Kp(RT)^-1 B Kp = Kc(RT)^-1 C Kp = Kc D Kp = Kc(RT)^1

Question 73

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

A Kc = Kp(RT)^-1 B Kp = Kc C Kp = Kc(RT)^-1 D Kp = Kc(RT)^1

Question 74

For a reaction where Δn(gas) = 2, what is the relationship between Kp and Kc?

A Kp = Kc(RT)^2 B Kp = Kc(RT)^-2 C Kc = Kp(RT)^2 D Kp = Kc

Question 75

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

A Kp = Kc B Kp = Kc(RT)^1 C Kp = Kc(RT)^-1 D Kc = Kp(RT)^-1

Question 76

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

A Kp = Kc(RT)^-1 B Kc = Kp(RT)^-1 C Kp = Kc D Kp = Kc(RT)^1

Question 77

For a reaction where Δn(gas) = 2, what is the relationship between Kp and Kc?

A Kc = Kp(RT)^2 B Kp = Kc(RT)^-2 C Kp = Kc(RT)^2 D Kp = Kc

Question 78

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

A Kc = Kp(RT)^-1 B Kp = Kc C Kp = Kc(RT)^-1 D Kp = Kc(RT)^1

Question 79

For a reaction where Δn(gas) = -2, what is the relationship between Kp and Kc?

A Kp = Kc(RT)^2 B Kc = Kp(RT)^-2 C Kp = Kc(RT)^-2 D Kp = Kc

Question 80

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

A Kp = Kc B Kc = Kp(RT)^-1 C Kp = Kc(RT)^-1 D Kp = Kc(RT)^1

Question 81

For a reaction where Δn(gas) = 2, what is the relationship between Kp and Kc?

A Kc = Kp(RT)^2 B Kp = Kc(RT)^2 C Kp = Kc(RT)^-2 D Kp = Kc

Question 82

For a reaction where Δn(gas) = -2, what is the relationship between Kp and Kc?

A Kc = Kp(RT)^-2 B Kp = Kc C Kp = Kc(RT)^2 D Kp = Kc(RT)^-2

Question 83

Which of the following is a buffer solution?

A Weak acid and its salt with a strong base B Weak acid and weak base C Strong acid and strong base D Strong acid and its salt

Question 84

Which of the following is a buffer solution?

A Weak acid and weak base B Strong acid and its salt C Weak acid and its salt with a strong base D Strong acid and strong base

Question 85

Which of the following is a buffer solution?

A Weak acid and its salt with a strong base B Weak acid and weak base C Strong acid and its salt D Strong acid and strong base

Question 86

Which of the following is a buffer solution?

A Weak acid and its salt with a strong base B Weak acid and weak base C Strong acid and its salt D Strong acid and strong base

Question 87

Which of the following is a buffer solution?

A Strong acid and its salt B Weak acid and its salt with a strong base C Strong acid and strong base D Weak acid and weak base

Question 88

Which of the following is a buffer solution?

A Strong acid and its salt B Weak acid and weak base C Strong acid and strong base D Weak acid and its salt with a strong base

Question 89

Which of the following is a buffer solution?

A Weak acid and its salt with a strong base B Weak acid and weak base C Strong acid and its salt D Strong acid and strong base

Question 90

Which of the following is a buffer solution?

A Strong acid and strong base B Weak acid and weak base C Strong acid and its salt D Weak acid and its salt with a strong base

Question 91

Which of the following is a buffer solution?

A Strong acid and strong base B Weak acid and its salt with a strong base C Strong acid and its salt D Weak acid and weak base

Question 92

Which of the following is a buffer solution?

A Strong acid and strong base B Weak acid and weak base C Weak acid and its salt with a strong base D Strong acid and its salt

Question 93

Which of the following is a buffer solution?

A Weak acid and weak base B Weak acid and its salt with a strong base C Strong acid and strong base D Strong acid and its salt

Question 94

Which of the following is a buffer solution?

A Weak acid and its salt with a strong base B Strong acid and strong base C Strong acid and its salt D Weak acid and weak base

Question 95

Which of the following is a buffer solution?

A Weak acid and weak base B Weak acid and its salt with a strong base C Strong acid and its salt D Strong acid and strong base

Question 96

Which of the following is a buffer solution?

A Strong acid and its salt B Weak acid and its salt with a strong base C Weak acid and weak base D Strong acid and strong base

Question 97

Which of the following is a buffer solution?

A Strong acid and strong base B Weak acid and weak base C Strong acid and its salt D Weak acid and its salt with a strong base

Question 98

Which of the following is a buffer solution?

A Weak acid and weak base B Strong acid and its salt C Strong acid and strong base D Weak acid and its salt with a strong base

Question 99

Which of the following is a buffer solution?

A Weak acid and weak base B Strong acid and its salt C Weak acid and its salt with a strong base D Strong acid and strong base

Question 100

Which of the following is a buffer solution?

A Strong acid and strong base B Strong acid and its salt C Weak acid and its salt with a strong base D Weak acid and weak base

Free Secure MCQ Player

According to Le Chatelier's principle, what happens if pressure is increased in a gaseous equilibrium?

In an exothermic reaction, what is the effect of increasing the temperature?

The addition of a catalyst to a reaction at equilibrium:

What is the pH of a 0.1 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.1 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.1 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.1 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.01 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.01 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.01 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.01 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.001 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.001 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.001 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.001 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.0001 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.0001 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.0001 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.0001 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.05 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.05 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.05 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.05 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.005 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.005 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.005 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.005 M solution of a strong monobasic acid like HCl?

What is the pH of a 0.1 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.1 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.1 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.1 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.01 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.01 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.01 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.01 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.001 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.001 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.001 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.001 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.05 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.05 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.05 M solution of a strong monoacidic base like NaOH?

What is the pH of a 0.05 M solution of a strong monoacidic base like NaOH?

What is the conjugate acid of NH3?

What is the conjugate acid of NH3?

What is the conjugate acid of NH3?

What is the conjugate acid of H2O?

What is the conjugate acid of H2O?

What is the conjugate acid of H2O?

What is the conjugate acid of HCO3-?

What is the conjugate acid of HCO3-?

What is the conjugate acid of HCO3-?

What is the conjugate acid of SO4 2-?

What is the conjugate acid of SO4 2-?

What is the conjugate acid of SO4 2-?

What is the conjugate base of HCl?

What is the conjugate base of HCl?

What is the conjugate base of HCl?

What is the conjugate base of H2O?

What is the conjugate base of H2O?

What is the conjugate base of H2O?

What is the conjugate base of H2CO3?

What is the conjugate base of H2CO3?

What is the conjugate base of H2CO3?

What is the conjugate base of NH4+?

What is the conjugate base of NH4+?

What is the conjugate base of NH4+?

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = 1, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = -2, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = 1, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = 2, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = 2, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = -1, what is the relationship between Kp and Kc?

For a reaction where Δn(gas) = -2, what is the relationship between Kp and Kc?