CBSE Class 11 Chemistry Equilibrium Worksheet Set B

Access the latest CBSE Class 11 Chemistry Equilibrium Worksheet Set B. We have provided free printable Class 11 Chemistry worksheets in PDF format, specifically designed for Chapter 6 Equilibrium. These practice sets are prepared by expert teachers following the 2025-26 syllabus and exam patterns issued by CBSE, NCERT, and KVS.

Chapter 6 Equilibrium Chemistry Practice Worksheet for Class 11

Students should use these Class 11 Chemistry chapter-wise worksheets for daily practice to improve their conceptual understanding. This detailed test papers include important questions and solutions for Chapter 6 Equilibrium, to help you prepare for school tests and final examination. Regular practice of these Class 11 Chemistry questions will help improve your problem-solving speed and exam accuracy for the 2026 session.

Download Class 11 Chemistry Chapter 6 Equilibrium Worksheet PDF

 

EQUILIBRIUM
 
1 Give reason:
a) Equilibrium can be established only in closed system.
b) Chemical equilibrium is dynamic in nature.
 
2 The value of Kc = 6.2 at 750K for the reaction CO(g) + H2O(g) ⇌ CO2(g) + H2(g). If initially the quantities of CO and H2O are 2 moles in a 1 liter vessel, What would be the equilibrium concentrations of all the chemicals?
 
3 The Kc value for the reaction SO2 (g) + ½ O2 (g) ⇌ SO3 (g) is 72.5. What is the value of Kc for 2SO3(g) ⇌ 2SO2(g) + O2(g)?
 
4 If the Kp value for the reaction CO2(g) + C(s) ⇌ 2CO(g) at 1000K is 3, find value of Kc.
 
5 An equilibrium mixture contains [PCl5] = 0.15 ; [PCl3] = 0.29 ; [Cl2] = 0.32. If Kc for the dissociation of PCl5 at the same temperature is 3.5, in which direction is the reaction proceeding?
 
6 What happens to the concentration of products when the pressure is increased in the following reaction at equilibrium? 2NO2(g) ⇌ N2O4(g)?
 
7 Calculate the degree of dissociation, pH, and concentration of all species at equilibrium of a 0.05M HCN solution if Ka = 4.9 x 10-10.
 
8 If Ka for the weak acid niacin is 1.5 x 10-5, what is Kb for its conjugate base?
 
9 The pH of an acetic acid solution is 5.6. What is the concentration of the solution if Ka = 1.8 x 10-7?
 
10 Name an acid buffer and an alkaline buffer each.
 
11 Copper is precipitated as sulphide in the II group while Zn is precipitated as sulphide in the IV group. Explain.
 
12 What is basic principle behind the systematic analysis of cations and group separation? Explain.
 
13 Differentiate between
a) hydrolysis and hydration
b) solubility and solubility product
 
14 Calculate the solubility of BaSO4 if its Ksp value is 1.1 x 10-10
 
15 10ml of 0.1M CaCl2 is mixed with 15ml of 0.11M NaF. Predict whether CaF2 will precipitate if the Ksp of CaF2 is 5.3 x 10-9.
 
16 Which of the following is more soluble?
a) AgCl or AgBr [ Ksp of AgCl = 1.8 x 10-10 ; AgBr = 5 x 10-13]
b) AgCN or Ni(OH)2 [ Ksp AgCN = 2 x 10-15; Ni(OH)2 = 6 x 10-17]
 
17 State (i) Henry’s law (ii) Law of mass action (iii) LeChatelier’s principle
 
18 Classify the following as Lewis acid or Lewis base
H+ , H2O , NH3 , BF3 , Al3+ , BeCl2 , Cl-
 
19 Write the formula for the conjugate acid of
(i) F- (ii) OH-
 
20 Write the formula for the conjugate base of HNO2 , HClO4 , OH-
 
21 A buffer solution contains 0.4mol of ammonium hydroxide and 0.5mol of ammonium chloride to make a buffer solution of 1L.Calculate the pH of the resulting buffer solution. Dissociation constant of ammonium hydroxide at 25oC is 1.81x 10-5
 

 

Please click on below link to download CBSE Class 11 Chemistry Equilibrium Worksheet Set B

~ Class 11 Chemistry (Old Chapters)
CBSE Class 11 Atmospheric Pollution Worksheet A
CBSE Class 11 Behaviour of Real Gases Worksheet A
CBSE Class 11 Chemistry Environmental Chemistry Worksheet
CBSE Class 11 Chemistry Environmental Chemistry Worksheet Set A
CBSE Class 11 Chemistry Environmental Chemistry Worksheet Set B
CBSE Class 11 Chemistry Environmental Worksheet
CBSE Class 11 Chemistry Hydrogen Worksheet Set A
CBSE Class 11 Chemistry Hydrogen Worksheet Set A
CBSE Class 11 Chemistry Hydrogen Worksheet Set B
CBSE Class 11 Chemistry Hydrogen Worksheet Set B
CBSE Class 11 Chemistry P-Block Elements Worksheet Set A
CBSE Class 11 Chemistry P-Block Elements Worksheet Set B
CBSE Class 11 Chemistry P-Block Elements Worksheet Set C
CBSE Class 11 Chemistry P-Block Elements Worksheet Set C
CBSE Class 11 Chemistry S-Block Elements Worksheet Set A
CBSE Class 11 Chemistry S-Block Elements Worksheet Set B
CBSE Class 11 Chemistry States of Matter Worksheet Set A
CBSE Class 11 Chemistry States of Matter Worksheet Set A
CBSE Class 11 Chemistry States of Matter Worksheet Set B
CBSE Class 11 Chemistry The p-Block Elements Worksheet Set A
CBSE Class 11 Chemistry The s-Block Elements Worksheet Set A
CBSE Class 11 Chemistry The s-Block Elements Worksheet Set B
CBSE Class 11 General Characteristics of Compounds of the Alkaline Earth Metals Worksheet A
CBSE Class 11 General Characteristics of p-block elements Worksheet A
CBSE Class 11 General Characteristics of the Compounds of the alkali metals Worksheet A
CBSE Class 11 Group 1 Elements Alkali Metals Worksheet A
CBSE Class 11 Group 2 Alkaline Earth Metals Worksheet A
CBSE Class 11 Group 13 Elements The Boron Tamely Worksheet A
CBSE Class 11 Group 14 Elements The Carbon family Worksheet A
CBSE Class 11 Hydrides Worksheet A
CBSE Class 11 Hydrogen Peroxide Worksheet A
CBSE Class 11 Ideal Gas equation Worksheet A
CBSE Class 11 Important Compounds of Calcium Worksheet A
CBSE Class 11 Important Compounds of Carbon and Silicon Worksheet A
CBSE Class 11 Important trends and Anomalous Behaviour of Carbon Worksheet A
CBSE Class 11 Intermolecular forces Worksheet A
CBSE Class 11 Liquid state Worksheet A
CBSE Class 11 Matter and its Classification Worksheet A
CBSE Class 11 Properties of Dihydrogen Worksheet A
CBSE Class 11 Properties and Preparation of Hydrogen Worksheet A
CBSE Class 11 Some Important compounds of sodium Worksheet A
CBSE Class 11 The Gaseous State and The Gas Laws Worksheet A
CBSE Class 11 Water and Soil Pollution Worksheet A
CBSE Class 11 Water Worksheet A

Chapter 6 Equilibrium CBSE Class 11 Chemistry Worksheet

Students can use the Chapter 6 Equilibrium practice sheet provided above to prepare for their upcoming school tests. This solved questions and answers follow the latest CBSE syllabus for Class 11 Chemistry. You can easily download the PDF format and solve these questions every day to improve your marks. Our expert teachers have made these from the most important topics that are always asked in your exams to help you get more marks in exams.

NCERT Based Questions and Solutions for Chapter 6 Equilibrium

Our expert team has used the official NCERT book for Class 11 Chemistry to create this practice material for students. After solving the questions our teachers have also suggested to study the NCERT solutions  which will help you to understand the best way to solve problems in Chemistry. You can get all this study material for free on studiestoday.com.

Extra Practice for Chemistry

To get the best results in Class 11, students should try the Chemistry MCQ Test for this chapter. We have also provided printable assignments for Class 11 Chemistry on our website. Regular practice will help you feel more confident and get higher marks in CBSE examinations.

Where can I download latest CBSE Practice worksheets for Class 11 Chemistry Chapter 6 Equilibrium

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Yes, studiestoday.com provides all the latest Class 11 Chemistry Chapter 6 Equilibrium test practice sheets with answers based on the latest books for the current academic session