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NCERT Solutions for Class 11 Chemistry

NCERT Solutions for Class 11 Chemistry serves as a great strategy for the preparation of CBSE Class 11 Science exam. The team of subject matter experts at Instasolv has crafted these NCERT Solutions for Class 11 in a unique way exclusively for you. The solutions lay emphasis on understanding the conceptual basis of chemistry subject in class 11, therefore, provides easy comprehension of various topics under the specific chapters.  

There are two NCERT textbooks for Chemistry in Class 11. Both the books have 7 chapters each. Generally, the NCERT questions are based on the most important topics of the chapters. So you can easily prepare for your CBSE Class 11 Chemistry exam using NCERT solutions. 

NCERT Class 11 Chemistry textbook Solutions will clear all your doubts and queries which you might have while reading your textbook. Achieve your desired results in Class 11 by referring to these NCERT solutions that the Instasolv team designed for you.

Class 11

Chapter-wise NCERT Solutions for Class 11 Chemistry

Let’s discuss all the topics and chapters that have been covered in the NCERT Solutions for Class 11 Chemistry. These topics are very much comprehensive and overwhelming to keep you hooked to study them with interest. The topics include Basis of Chemistry, Structure of Atom, Chemical Bonding, Thermodynamics, Equilibrium, Redox Reaction, Hydrogen, s-block and p-block Elements, Organic Chemistry, Hydrocarbons, and Environmental Chemistry. Brief insights into all the chapters have been mentioned below. 

NCERT Solution for Class 11 Chemistry Chapter 1: Some Basic Concepts of Chemistry

To understand the role of chemistry subject in the various spheres of our life, chapter 1 gives you an insight into the different states of matter and also classifies the numerous substances into elements. You will get to know about the properties of the matters and their measurements besides uncertainties in the measurements. 

Various basic laws and theories have also been explained in the chapter 1 of NCERT Class 11 Chemistry book. The laws of Chemical Combinations and Dalton’s Atomic Theory have been described in detail. The concept of Atomic, Molecular, and Molar Mass and all the other associated notions have been appropriately elaborated in this chapter. 

Total Number of Questions: NCERT Class 11 Chemistry Chapter 1 consists of the solutions to all 36 questions that have been provided in your NCERT textbook. Chapter 1 also includes various types of Calculations, Fill in the Blanks, Match the Following, and Short Answer Type Questions about the Molecular Mass, Molecular and Empirical Formulae, and to calculate the number of Atoms amongst others.  

NCERT Solution for Class 11 Chemistry Chapter 2: Structure of Atoms

Have you ever wondered what you will ultimately get when you divide any matter? This chapter of NCERT CBSE Class 11 Chemistry gives you an appropriate answer. Here, you will learn about the Atoms, Subatomic Particles, the Discovery of Electrons; Protons and Neutrons. As you will study the chapter further, you will also learn about the different atomic models such as Thomson’s Atomic Model, Rutherford, Bohr, and Quantum Mechanical Model of the Atom etc. 

The Atomic Orbital in terms of quantum numbers have also been defined, along with the numerous principles like the Aufbau, Pauli Exclusion Principle and the Hund’s Rule of Maximum Multiplicity are all explained meticulously in this chapter. After going through this chapter you will be able to write the electronic configurations of Atoms. 

Total Number of Questions: NCERT Class 11 Chemistry Chapter 2 consists of the solutions to all the 67 questions that have been provided in your NCERT textbook. Questions are mostly calculation based and so are the experimental relating to finding atomic mass and the atomic symbols of different matters. Questions to calculate energy, wave-length, and subshells have also been asked.

NCERT Solution for Class 11 Chemistry Chapter 3: Classification of Elements and the Periodicity in Properties

Do you know how the idea of grouping different elements in accordance with their properties led to the development of the Periodic Table? If no, then you will get the answer in Chapter 3. This chapter deals with the origin of the Periodic Classification, the Modern Periodic Law, and also the current form of the Periodic Table. 

The in-depth explanation of the nomenclature of various elements, electronic configurations of elements, the classification of elements into s, p, d, and f blocks, the recognition of periodic trends in the physical and chemical properties of elements are also given. You will be able to use the scientific vocabulary easily and appropriately to communicate the ideas dealing with the essential properties of Atoms.

Total Number of Questions: NCERT Class 11 Chemistry Chapter 3 consists of the solutions to all the 40 questions provided in your NCERT textbook. Questions relating to the Periodic Table and the Mendeleev’s Periodic Law are also asked. Chapter 3 includes Short Answers type questions to identify various elements and to arrange the elements in the correct order according to the different properties. 

NCERT Solution for Class 11 Chemistry Chapter 4: Chemical Bonding and Molecular Structure

NCERT Class 11 Chemistry Chapter 4 explains various fundamental approaches to Chemical Bonding like Kossel –Lewis Structure. The formation of different types of bonds, the Octet Rule and its limitations have been well elucidated in this chapter. You will easily understand complex topics such as VSEPR Theory, Prediction of Geometry of Simple Molecules, Valence Bond Approach and also the Types of Hybridization amongst others. The notion of the Hydrogen Bond has been appropriately mentioned in this chapter. 

Total Number of Questions: The chapter 4 consists of the solutions to all the 40 questions provided in your NCERT textbook. Instasolv is here at your rescue to provide you with the answers to all these questions. The questions are Definition based; Short Answer Type, to Arrange Elements into Proper Order, and to calculate the Bond Order et al. You need to have a clear understanding of the concepts given in this chapter then only you can solve the practical questions.

NCERT Solution for Class 11 Chemistry Chapter 5: States of Matter

Intermolecular forces are the forces that operate amid the particles of matter. The notions associated with the Intermolecular Forces and how they relate to the three physical states of matter, all these significant topics find a place in the 5th chapter.

The Gas Laws- Boyle’s Law, Charles’ Law, Gay Lussac’s Law, and Avogadro Law have all been explained. Furthermore, this chapter explains ideal gas equations, Dalton’s Law of Partial Pressures, Kinetic Molecular Theory of Gases, etc. After reading this chapter you will be able to distinguish between the gaseous state and the vapours.

Total Number of Questions: Chapter 5 consists of the solutions to all the 23 questions provided in your NCERT Class 11 Chemistry textbook. You must go through the chapter thoroughly to answer them correctly. Numerical problems on the Boyle’s Law, Charles’ Law, Gay Lussac’s Law, and Avogadro Law have been asked in this chapter. Questions on calculating particulate matter, Van der Waals forces are also a part of the chapter. 

NCERT Solution for Class 11 Chemistry Chapter 6: Thermodynamics

Chapter 6 of CBSE NCERT Class 11 Chemistry book will familiarize you with one of the most vital topics of the chemistry subject. Here you will learn about the concept of Thermodynamics. It is a branch of science that relates to the relation between heat and other energy forms. The Laws of Thermodynamics and the allied topics have been thoroughly explained in this chapter. 

The chapter 6 gives you a clear picture of the application of work, measurement of ΔU and ΔH: Calorimetry, the calculations relating to enthalpy changes for various types of reactions, and Gibbs energy changes.

Total Number of Questions: Chapter 6 consists of the solutions to all the 22 questions provided in your NCERT textbook. Your understanding and analysis skills are tested in these questions. This chapter includes choosing the correct option as well as calculations.

NCERT Solution for Class 11 Chemistry Chapter 7: Equilibrium

As the name of the chapter indicates, it deals with the notion of equilibrium and the laws relating it. In the chapter 7, you will learn about the applications of equilibrium constants, the relationship between equilibrium constant K, reaction quotient Q, and Gibbs energy G, the concept of acids, bases and salts, and their ionization, buffer solution and the topic solubility product constant.  

Total Number of Questions: Chapter 7 consists of the solutions to all the 73 questions provided in your NCERT textbook. Mostly the questions are calculation based. You will have to calculate the value and constants of equilibrium. Few are related to finding out the pH value, and the effect of addition and removal of different chemicals. Since there are lots of analytical questions; you need to read this chapter with great focus.

NCERT Solution for Class 11 Chemistry Chapter 8: Redox Reaction

‘Where there is oxidation, there is always reduction,’ ever heard about it? For sure, you have! Chemistry is a study of Redox Reactions. Chapter 8 will help you learn the definition of various terms like Oxidation, Reduction, Oxidant, and Reductant et al. It simplifies the complex topic of the redox reactions in terms of the electron transfer reactions. Different aspects relating to oxidation numbers, types of redox reactions, balancing of redox reactions and the limitations of the concept of oxidation numbers have been thoroughly explained.

Total Number of Questions: The NCERT Solutions for CBSE Class 11 Chemistry covers all the exercises and answers to the questions given at the end of this chapter. Chapter 8 includes a total of 30 questions. Questions relating to reactions are asked, few are to justify the reactions while others relate to balancing of the reactions. 

NCERT Solution for Class 11 Chemistry Chapter 9: Hydrogen

Do you know what is the most abundant element in the universe? NCERT Class 11 Chemistry chapter 11 will pacify your curiosity. Here you will learn about the position of hydrogen in the Periodic Table, the modes of occurrence, preparation, and properties of Dihydrogen. You will also understand the structure of water and its physical and chemical properties, the importance and concept of heavy water are also stated in this chapter. 

The difference between hard and soft water and the issue of water softening has also been described. Also, you will acquire knowledge of the structure and the preparatory methods of Hydrogen Peroxide. 

Total Number of Questions: Chapter 9 consists of the solutions of all 36 questions of this chapter. These questions include topics like the method of bulk preparation of dihydrogen, compounds of hydrogen, non-stoichiometric hydrides, the structure of the common form of ice, demineralised water, hydrolysis, and hydration, etc. Once you have read the topics carefully you will find and solve the answers with no trouble.

NCERT Solution for Class 11 Chemistry Chapter 10: The s-Block Elements

In your CBSE Chemistry book, Chapter 10 deals with the s-Block Elements. Two groups belong to the s-Block Elements in the Periodic Table: Group 1 is called the Alkali Metals and Group 2 is of the Alkaline Earth Metals. The chapter gives you an insight into the general characteristics of the compounds of the Alkali Metals and the Alkaline Earth Metals. Moreover, it will describe the anomalous properties of Lithium and Beryllium besides the essential compounds of Sodium and Calcium. This chapter appreciates the prominence of Sodium, Potassium, Magnesium, and Calcium.

Total Number of Questions: There are a total of 32 questions in the NCERT Solutions for Class 11th Chemistry. For better understanding, it consists of the Diagrammatic Questions as well as One-word Questions. Questions relate to topics like the balancing of various equations, to give the reason behind the statement, and to explain the observations have been solved thoroughly. 

NCERT Solution for Class 11 Chemistry Chapter 11: The p-Block Elements

In the previous chapter, we have discussed the s-block elements. Now, in the chapter 11, we will go on to understand the p-Block Elements. There are six groups (13-18) of p-block elements in the Periodic Table. This Chapter discusses the topic- p-block elements. Important trends, physical and chemical properties of Group 13 or the Boron Family and Group14 or the Carbon Family have been covered in this chapter. It also touches on the various other elements like Boron, Aluminum, Carbon, and Silicon. You will understand the allotropes of Carbon- diamond, Graphite and Fullerenes, etc., in this chapter.   

Total Number of Questions: NCERT Class 11 Chemistry Chapter 11 has 38 questions. These questions are designed to test your analytical skills. The questions of chapter 11 are very much important from the exam point of view. Questions relate to the variation patterns in oxidation states of the various elements, comparison of the stability of the elements, few deal with the Boric Acid, while the other relates to the state of hybridization of carbon and the reasoning behind the various statements.

NCERT Solution for Class 11 Chemistry Chapter 12: Organic Chemistry- Some Basic Principles and Techniques

Chapter 12 precisely describes the basic principles and techniques of Organic Chemistry. The reasons for the tetravalence of carbon and the shapes of organic molecules are dealt with intricacy here. In this chapter, you will come across the structural representations, classification, and nomenclature of organic compounds, the meaning of the term Isomerism and its structure. 

You will be able to name the compound according to the IUPAC system of the nomenclature and also derive their structures. An in-depth explanation of the very crucial concepts of the organic reaction mechanism, influence of electronic displacements of structure and reactivity of organic compounds and the types of organic reactions are given in this chapter. The different techniques of purification of organic compounds have also been explained thoroughly in this chapter. You will be able to understand the qualitative as well as the quantitative analysis of the organic compounds.

Total Number of Questions: Chapter 12 comprises Solutions of all the 40 questions. This Chapter covers mostly chemical reaction based questions, one-liners, and also reasoning based questions. To revise all the topics of this chapter, these questions will be of great help to you. 

NCERT Solution for Class 11 Chemistry Chapter 13: Hydrocarbons

While studying NCERT Chemistry Class 11 Chapter 13, you will understand the whole concept of Hydrocarbons especially why they are considered to be one of the important sources of energy. In this chapter, you will learn to name the hydrocarbons according to the IUPAC system of nomenclature, recognise the structures of the Isomers of Alkanes, Alkenes, Alkynes, and Aromatic Hydrocarbons. 

Based on the physical and chemical properties this chapter distinguishes between the Alkanes, Alkenes, Alkynes, and Aromatic Hydrocarbons. Further, it explains based on the electronic process the formation of the additional products of Unsymmetrical Alkenes and Alkynes. The topic of Benzene, its structure, preparation, and the influence of substituents in the Monosubstituted Benzene Ring, etc. are also mentioned in this chapter. 

Total Number of Questions: Chapter 13 of CBSE Class 11 Chemistry textbook includes 25 questions. These questions are designed primarily to test your analytical and application skills. 

NCERT Solution for Class 11 Chemistry Chapter 14: Environmental Chemistry

It is one of the most important chapters not only from an exam point of view but also due to it highlighting the major role which the environment plays in human life. This chapter thoroughly explains the meaning of Environmental Chemistry by defining various types of pollution viz. air, water, and soil pollution to name a few. The reason behind Global Warming, the Greenhouse Effect, and Acid Rain et al have been thoroughly described in this chapter. 

Various causes of Ozone Layer depletion and its effect on the environment have also been identified in this chapter. This chapter further lays the International Standards for Drinking Water, the Sources and the Effects of Industrial Waste etc. Strategies to curb environmental pollution finds a place in this chapter. Moreover, it explains the importance of Green Chemistry in our day-to-day life.  

Total Number of Questions: NCERT Solutions for CBSE Class 11 Chemistry of Chapter 14 consists of all the 20 questions available in the NCERT textbook. These questions are mainly related to Environmental Pollution and the ill effects that cause damages in our lives. Questions of this chapter will test your application and understanding skills, and so will it check your thought process connected with the environment.

Important Topics Covered in NCERT Class 11 Chemistry Solutions

  1. Dalton’s atomic theory
  2. Mole Concept and Molar Mass
  3. Stoichiometry and Calculations based on it
  4. Bohr’s Model and the Limitation of the Model
  5. De Broglie’s Relationship
  6. Heisenberg Uncertainty Principle
  7. Aufbau Principle
  8. Valence Electrons, Ionic and Covalent Bond (with Diagram)
  9. Hybridisation 
  10. Hydrogen Bond
  11. Avogadro’s Law and Number
  12.  Ideal Gas Equation
  13. Critical Temperature
  14. Work, Heat, and Energy
  15. Gibb’s Energy Change
  16. Equilibrium Constant
  17. Le Chatelier’s Principle
  18. Oxidation and Reduction; its Reactions and Numbers
  19. Isotopes

Benefits of NCERT Solutions for Class 11 by Instasolv

  • NCERT Solutions for Class 11 Chemistry for all the Chapters are designed by the best chemistry teachers and subject matter experts here at Instasolv. 
  • Keeping in consideration the Syllabus of CBSE Chemistry for Class 11, all the solutions are based on that. 
  • Lucid explanation in a very simple language has made these NCERT solutions easy to comprehend.
  • To avoid any hassle, refer to the NCERT textbook solutions for your good performance.
  • Class 11 NCERT Solutions will prove to be very handy for quick revisions during the exam time. 

Be your own mentor! No need to take any tuitions, refer to these solutions to have an edge over others.