NCERT Book for Class 11 Chemistry

CBSE Class 11 NCERT Books for Chemistry PDF – Free Download

The National Council of Educational Research and Training (NCERT) is an organisation the Indian government has established to improve the quality of education provided in Indian public schools. NCERT is responsible for developing and publishing all NCERT textbooks to establish a uniform educational system. In addition, it creates educational kits and digital multimedia materials for students to use in their academic pursuits. NCERT is quite popular for being the best textbook distributor at the primary and secondary levels. They are the best books for scoring more than 95% marks in board exams, and many questions are picked from NCERT books in competitive exams as well.

The official textbooks that the NCERT recommends for Classes 1 through 12 are being adopted by the Central Board of Secondary Education (CBSE) and many state boards. In addition to this, it is recommended that candidates consult the NCERT Book when preparing for various competitive examinations such as IIT, NEET, and UPSC, among others. This is because the material presented in the textbook is organised and explained thoroughly. Reading through these books, one can begin with the clarity of concepts and work their way up to more advanced concepts.

Most students in Class 11 typically find Chemistry the most difficult subject to deal with, which is one of the challenging subjects in Class 11. Chemistry may appear tough because the concepts that are linked with it are difficult to grasp, and as a result, they do not understand the topic. Students can use the NCERT Chemistry Class 11 PDF to get their questions answered and clear up any confusion they may have. An in-depth understanding of the concept is useful when it comes to answering the most challenging questions. Still, if they have access to the appropriate teaching and study materials, they can easily ace their examinations and not stress too much. One needs to go through the NCERT books thoroughly to answer any tweaked questions and get excellent scores in the exams. Students can easily bank on study resources who have decided not to refer to other books to cover the same syllabus and can use the NCERT solution for Class 11 Chemistry.

This book uses simple language and strongly emphasises presenting fundamental concepts in Chemistry. As a result, students can understand any subject without much difficulty. The links given below will allow you to instantly get a copy of the NCERT PDF for Class 11 Chemistry.

NCERT Books for CBSE Class 11 Chemistry 

Class 11th Chemistry Book Chapters

There are two sections in the NCERT books for Class 11 Chemistry: part one and part two. This book provides an in-depth analysis of every chapter covered in the prepared CBSE syllabus. In addition, there are exploratory parts at the end of each chapter that you can use to review previously covered material.

The link that has been provided will allow you to download both portions of the NCERT Chemistry Class 11 PDF.

The total number of chapters in the NCERT 11 Chemistry book is 14. It contains important chapters on the Structure of Atoms, Thermodynamics, Redox Reactions, HydroCarbons, States of Matter, Environmental Chemistry, and other topics. This Chemistry book will become even handier if you are preparing for competitive examinations such as NEET, JEE, or others.

Chapter 1- Some Basic Concepts of Chemistry

You will become familiar with the fundamental ideas of Chemistry in this chapter. In general, this serves as the first chapter of the introduction to the Class 11 syllabus. The first part of this chapter was an introduction, and then it moved on to a discussion of the background of this topic.

Following that, there is a continuation of the discussion of the significance of Chemistry and the characteristics of matter. Two sub-sections, namely status and classification, that fall under the section titled “nature of Matters.” In addition, this chapter covers topics like the properties of matter, the uncertainty of measurement, the principles of chemical combination, Dalton’s atomic theory, atomic and molecular masses, and other related topics.

At the end of this chapter of the NCERT 11 Chemistry PDF book, you’ll find several images and a section devoted to exercises. It will help you to have a clear understanding of the chapter.

Chapter 2- Structure of Atom

Every element can be broken down into its component atoms. They are the smallest components of any element capable of participating in a chemical reaction. Since the fourth century B.C., both Indian and Greek philosophers have postulated the existence of atoms. Nevertheless, a British scientist named John Dalton presented the world with the first atomic theory in 1808. Atoms, in his view, were the smallest units of matter and couldn’t be broken down any further.

However, it was determined that his theory was incorrect towards the latter half of the nineteenth century. Experiments at this time demonstrated that atoms are composed of three primary components: electrons, protons, and neutrons. The discovery of subatomic particles resulted in the development of various atomic models, which provided explanations for atomic structures.

In addition, you will study these atomic structures in this chapter of the NCERT Chemistry Class 11 PDF, and the Exercise section will assist you in reviewing the information that you have already learned.

Chapter 3- Classification of Elements and Periodicity in Properties

It can be said that the Periodic Table is one of the most significant concepts in Chemistry. You will learn more about it when you get to this chapter in the NCERT books for Class 11 Chemistry. Additionally, the origins of both the Periodic Law and the Periodic Table are discussed in this section.

Mendeleev’s first table, which came before this one, was structured around the concept of atomic mass. On the other hand, the new one organises the elements according to the atomic number by placing them in seven horizontal rows, also known as periods, and eighteen vertical columns, also known as families or groups. You will also study the periodic classifications, which are a logical consequence of the electron configuration of an atom and will be studied in conjunction with this table.

After that, you will investigate the many periodic patterns that may be seen in various elements’ chemical and physical properties.

Chapter 4- Chemical Bonding and Molecular Structure

Every type of matter is made up of various elements; under typical conditions, an element can’t exist on its own as an atom. However, there is an exception for noble gases.

On the other hand, molecules are what we call what happens when a collection of atoms coexist together and have their unique features. Chemical bonds are the name given to the attraction forces that keep these atoms close to one another.

This chapter of the NCERT Chemistry book for Class 11 in PDF format investigates the bonds and structures of various atoms. It provides an in-depth study of each topic covered in this chapter, along with examples and diagrams pertinent to those topics. Consequently, you won’t have too much trouble grasping the concepts presented in this relatively challenging chapter.

Chapter 5- States Of Matter

You are already familiar with the characteristics linked with a single particle, as you have previously learned. These include atomic size, the density of electronic charge, the ionisation enthalpy, polarity, and the structure of molecules. The visible qualities of the elements always stand in for their bulk properties. It indicates that these characteristics are linked to the collection of a significant number of atoms, molecules, or ions. In a nutshell, it is possible to observe the properties of a substance when it is in a specific condition.

On the other hand, you should be aware that the chemical properties of substances do not alter no matter what state they are in. On the other hand, the way that they react could be different.

You will learn about the different kinds of physical matter that substances have and the properties that come along with them in the fifth Chapter of the NCERT Chemistry PDF for Class 11.

Chapter 6- Thermodynamic

Chemical energy is stored in molecules, and this energy is released during chemical reactions. This form of energy can be used for a variety of purposes. It is capable of performing mechanical work and can support other Reactions, among other things. As a result, these many forms of energy are connected, although this is only the case under certain conditions. Additionally, they are capable of being transferred from one form to another.

Thermodynamics is the scientific field that investigates these changes in energy states. Instead of focusing on microscopic systems, which have a smaller number of molecules, the rules of thermodynamics monitor how energy is transferred between macroscopic systems that involve many individual molecules.

You will learn about the vocabulary, heat measurement, spontaneity, and other topics related to thermodynamics in this Chapter of the book. In addition, when reviewing this material, you should do the in-text and Chapter-end exercises to clarify your doubts in the NCERT book for Class 11 Chemistry.

Chapter 7- Equilibrium

In the state of chemical equilibrium, reactants and products are present in equations, and these equations do not typically alter over time. Therefore, there are no discernible shifts in the traits that they exhibit. In most cases, equilibrium is reached when the rate at which a forward reaction progresses and the rate at which a reverse reaction progresses are equal.

On the other hand, this reaction of backward and forward reactions does not equal zero; instead, it is equal to the other reaction. Consequently, there are no discernible shifts in the concentrations of either the reactants or the products. It is also sometimes referred to as dynamic equilibrium.

You will understand it deeply after reading this Chapter of the Chemistry Class 11 NCERT PDF. This chapter explores the concept of equilibrium in physical and chemical processes, the law of equilibrium, and its constants, among other related topics. In addition, there are equations and diagrams that will assist you in understanding this idea.

Chapter 8- Redox Reactions

The scientific field of Chemistry aims to study and explain the transformation of matter from one kind to another. Several different reactions bring about this transition. The redox reactions are an important subcategory of these types of reactions. Oxidation and reduction take place simultaneously in the context of redox reactions.

In addition, there are four other types of redox reactions: combination, decomposition, displacement, and disproportionation. In addition to its various classifications, this chapter delves into the redox pair and electrode reactions during its production. The pharmaceutical, agricultural, and metallurgical industries, amongst others, are just some fields that can benefit from redox reactions.

In addition, the equations and questions related to this Chapter of the NCERT Chemistry Class 11 PDF will assist you in developing a deeper understanding of this subject matter.

Chapter 9- Hydrogen

Hydrogen possesses the simplest atomic structure of all the elements found on the Periodic Table and in nature. This is because hydrogen is the most abundant element in the universe. In the state of its atomic structure, it is composed of one proton and one electron. On the other hand, when it exists in its elemental state, it takes the shape of a diatomic molecule referred to as dihydrogen.

Hydrogen is the element that contributes to the formation of the most significant number of compounds in nature. In addition, it is the first element that may be found in the Periodic Table. In addition, hydrogen also has a significant role in the industrial sector.

You will learn about Hydrogen, Dihydrogen, its properties, preparations, hydrides, and other related topics in this chapter of the NCERT 11 Chemistry book. To learn more about this element, you should complete the chapter-end exercise.

Chapter 10- The s-Block Elements

s-Block Elements are those where the final electron reaches its most distant s-orbital. s-Block Elements can be identified by their symbol Sb. The first and second groups of the periodic table are located in this part of the table because the outermost s-orbital can only hold a maximum of two electrons.

Lithium, sodium, rubidium, potassium, caesium, and francium are all elements that belong to the first category of elements. These elements are popular alkali metals. On the other hand, the second group comprises elements like beryllium, calcium, magnesium, strontium, radium, and barium. In common parlance, except for beryllium, these elements are alkaline earth metals.

In addition, you will acquire a comprehensive understanding of these elements by reading this Chapter from NCERT 11th Chemistry book PDF. You will also learn about the applications of their characteristics. In addition, if you carry out the chapter-end exercise, you will be able to understand these s-Block elements better without having to look elsewhere for additional reference material.

Chapter 11- The p-Block Elements

In the case of p-block elements, the final electron will enter the p-orbital that is the most distant. Because there are three p-orbitals, a set of six electrons can fit inside one p-orbital. Consequently, the elements are organised into a total of six distinct groupings across the entirety of the periodic table. It ranges from number 13 up to number 18.

These groupings are headed by the elements Boron, Nitrogen, Carbon, Oxygen, Helium, and Fluorine. On the other hand, the configuration of the electron’s innermost core might be different. This discrepancy affects the element’s physical and chemical properties. As a consequence, some variances may be seen in the attributes of these p- block elements.

This group of elements is broken out even further in Chapter 11 of the PDF version of NCERT Chemistry Class 11. This chapter will teach you their qualities and how to use them properly.

Chapter 12- Organic Chemistry – Some Basic Principles and Techniques

You learned all about the unique characteristics of carbon’s catenation in the chapter before this one, which was Chapter 11. As a result of this feature, it can form covalent connections with other carbon atoms. In addition, it can form the same bond with atoms of other elements such as oxygen, hydrogen, sulphur, nitrogen, halogens, and phosphorus.

A separate subfield of Chemistry known as organic Chemistry is responsible for the investigation of these newly discovered elements and their properties. You will gain an understanding of its essential concepts, its technique of analysis, its formation, and other related topics by reading this chapter. In addition, these newly discovered elements are classified as organic compounds.

This 11th Chapter of Chemistry NCERT PDF includes various diagrams to help you understand these compounds’ chemical structures.

Chapter 13- Hydrocarbons

Hydrocarbons are a type of substance that is made up of molecules of both carbon and hydrogen. The most widespread examples of hydrocarbon molecules include coal and petroleum elements.

In general, hydrocarbons can be divided into three distinct categories. These are:

Open chain saturated (alkanes)

Unsaturated (alkenes and alkynes)

Cyclic (alicyclic) and aromatic

You will get an understanding of the classification of hydrocarbons, including aromatic hydrocarbons, alkanes, and alkynes, in this chapter of the NCERT Chemistry Class 11 PDF. In addition, you will look into these groups in greater depth, learning about their characteristics, nomenclature, and isomers, among other things.

Chapter 14- Environmental Chemistry

You’ve previously studied the environmental, economic, social, chemical, biological, and chemical aspects of Environmental Science. On the other hand, we will concentrate entirely on Chemistry throughout this chapter in the Class 11 NCERT textbook.

In Environmental Chemistry, you will understand the numerous environmental chemical species and their origins, transportation, reactions, impacts, and ultimate destinations. In addition, this chapter will cover the following areas of study: 

Environmental Pollution

Atmospheric Pollution

Water Pollution

Soil Pollution

Industrial Waste

Strategies to Control Environmental Pollution

Green Chemistry

This chapter will provide you with a more in-depth understanding of the numerous issues that are related to the environment. In addition, many little bits of trivia are scattered throughout this chapter’s text. They will enhance your understanding of any subject matter.

Advice from experts that can help students top the CBSE Chemistry Exam for Class 11:

Like other maths-heavy areas of the natural sciences, learning Chemistry requires a significant investment of time and effort. Calculations, formulas, and diagrams in Chemistry must be committed to memory, and some Chemistry topics require students to have an in-depth understanding of chemical structures and mathematical concepts.

  • Pay close attention to the subject being taught while you are in class. Learning needs to become less difficult due to the instructor’s presence, who is there to clarify and explain various topics. Instead of wasting this opportunity by not paying attention to what your teacher is saying, ensure you fully understand the topic and develop interest while learning the topic.
  • Do not shy away from raising any questions or issues you may have regarding any of the points, equations, or topics discussed in class. If you have problems understanding the topic, talk to your instructor or other students in your class about it. If you have problems understanding a concept, ask your instructor for study guides or worksheets to help you get the hang of it. Don’t wait until tomorrow. l.
  • If you wait until the weekend to go through your notes, you may run the risk of forgetting some of the information that was covered in class. It is best to review your notes as soon as possible after class. Reading from your notes rather than from a textbook could make it easier to remember things because you will have already put them down in words you can understand.
  • Suppose you are aware of the more general area of Chemistry that you are focusing your studies on and what it comprises. In that case, you will be better able to ground yourself and be prepared to grasp the intricacies of the subject matter. The following constitutes the five different categories:
  • Inorganic Chemistry is the study of the structures and compounds of substances that are formed from all elements other than carbon.
  • The field of organic Chemistry is concerned solely with investigating chemical bonding and carbon molecules.
  • Physical Chemistry, often known as theoretical Chemistry, is the subfield of Chemistry that deals with chemical problems using mathematical methods.
  • Chemistry involves both quantitative and qualitative analysis of chemical compounds when both are performed. Qualitative analysis tells ‘what’ is in a sample, while quantitative analysis is used to tell ‘how much’ is in a sample.
  • The study of chemical processes inside living cells and the chemical composition of living matter is called biochemistry (or physiological Chemistry).
  • Take note of the above advice and put it into practice if you want to perform well in your exam and get high grades. Follow the guidelines provided by NCERT books to acquire a comprehensive understanding of the topics and work through the associated numerical problems to get used to the challenges and come out with flying colours.

Students, as well as Teachers, Prefer NCERT Books.

There are many reasons why NCERT books are popular among both teachers and students alike. Here are some of the reasons for its popularity:

Factual Information: One of their main USPs is accurate information in these publications. Before being printed, the facts and numbers in NCERT books are validated along with their sources. Students can therefore rely on the information with ease.

Arrangement of These Books: These books were designed with every learner in mind and are pretty simple. In addition, the design chosen here is clear and straightforward. As a result, students can easily find the information they need.

The Language of the Book: These works are written in straightforward language. There are no difficult words or phrases in it. Students can easily understand it as a result.

Diagrams and images: The illustrations and diagrams used in these books are highly pertinent to the related subjects. It tries to give students a visual representation and aid their better understanding of the subject.

Focus on Fundamental Ideas: These NCERT Chemistry Class 11 PDFs also have the important benefit of placing a solid emphasis on clarifying the fundamental ideas of Chemistry. These books strive to simplify the challenging chapters of Chemistry by using easy-to-understand language, examples, and illustrations.

Complete Study Resources: The amount of information in these books is extensive. These books typically involve a lot of research in their preparation. As a result, they cover all facets of a subject.

Practical Exercise Section: These books have a significant part in exercises. They contain questions that aim to improve a student’s capacity for problem-solving.

Choose Extramarks for Better Preparation

Extramarks is one of India’s top e-learning platforms. Students can strengthen their CBSE exam preparations using their website and app. Students can obtain important exam notes, study guides, practice questions, etc. Additionally, students can access answers to their NCERT textbooks on the Extramarks website and app.

Additionally, using this software, students can attend live classes and doubt-clearing sessions with subject matter experts. 

FAQs (Frequently Asked Questions)

1. Why do teachers and students appreciate the NCERT books?

The popularity of NCERT books is due to a variety of factors. The fact that the information is concise and correct is one of the main reasons. Before being published, all of the information in these volumes has been double-checked and validated. NCERT books for students cover the foundational concepts in each subject. These basic, straightforward ideas are essential for succeeding in any competitive exam, including JEE Main, and NEET. The NCERT books provide students with a clear explanation of all the basic concepts. NCERT texts, officially recommended by the CBSE board, are the source of many questions in the JEE-Main exam. Therefore, always prioritise NCERT books over other reference materials to succeed in any competitive exam. You should not underestimate the value of NCERT books while preparing for your exams. In fact, NCERT is the best book for getting the best results in board and other exams as most questions are picked from NCERT books by the examiners.

2. Is it possible to find the necessary NCERT resources at Extramarks for all topics in Class 11?

Extramarks provides one-stop solutions to all your problems. For all concepts and courses for Class 11, NCERT books and NCERT solutions are available at Extramarks. The Class 11 NCERT textbooks from Extramarks were chosen based on the updated CBSE books, paper formats, and syllabus. Candidates for the CBSE Board can use these NCERT Books to study, analyse their areas of improvement, and prepare for their board exams. For all courses, including Physics, Chemistry, Mathematics, Biology, Accounting, Economics, English, Business Studies, History, Geography, and Political Science, NCERT resources are accessible in PDF format. To enjoy the maximum benefit of these resources, students just need to sign up at Extramarks’ official website and stay ahead of the competition.

3. Why is Class 11 Chemistry NCERT PDF the best choice for JEE preparation?

Extramarks’ credibility lies in providing reliable and trusted study material related to NCERT for all classes from 1 to 12. Each Chemistry chapter is covered in great detail. . Additionally, the exercise part helps me study for exams. Regarding the Chemistry portion of the JEE, NCERT can be completely trusted as these are curated by faculty experts with years of experience who meticulously follow the NCERT books and the latest CBSE curriculum and guidelines. They ensure it’s complete in every way and not a single topic has been ignored from the examination point of view. Many of the IIT JEE Exam questions come directly from the NCERT textbook. Because Chemistry relies more on concepts than formulas and contains fewer of them, NCERT is adequate for the JEE Main and IIT JEE. The topics covered in NCERT books, which range from elementary to advanced, are clearly explained, which is crucial while answering the most difficult questions in the exams. Therefore, the subject experts advise that you start your preparation with NCERT first and then refer to study materials provided by Extramarks to get an edge over your peers with superior knowledge and understanding of the subject.


4. Where can I find the NCERT Chemistry Book Solutions?

At Extramarks, we understand the importance of solving important questions and we take our role seriously to provide the best resource to the students and help them get excellent scores in academics. On the Extramarks website, students can quickly access all the answers to your NCERT Chemistry textbooks. They can also find other online books and study materials on this website.

Extramark’s website has a repository of resources that students can’t say no to. For instance, NCERT Solutions for Class 12 Chemistry are provided to help students effectively prepare for difficult topics. The logically organised questions in the NCERT Solutions for Class 12 Chemistry PDF come from the NCERT Books for Class 12 Chemistry. After extensive research, NCERT Solutions for the Chemistry textbook for Class 12 are made available to help students review the entire syllabus before exams quickly and easily.