NCERT Exemplar Class 11 Chemistry Solutions - Chapter Wise Problems with Solutions

Chemistry in Class 11 lays the foundation for advanced concepts in Class 12 and competitive exams. Understanding each chapter in depth is important for students to learn fundamental principles and develop analytical thinking. The students need not refer to a pile of books for preparation of their boards or competitive exams, as the NCERT Solutions for Class 11 Chemistry exemplar is sufficient. It makes learning and understanding concepts easier and more interesting for the students.

These solutions help students understand key topics such as atomic structure, chemical bonding, thermodynamics, equilibrium, organic chemistry, and the periodic table. The solutions follow the CBSE pattern to ensure that students learn the correct way to answer questions, which in turn improves their ability to tackle both theoretical and numerical problems. They can avail themselves of NCERT Exemplar Solutions that are formulated by the experts. The solutions are available for free, and the students can make use of them at any time.

NCERT Exemplar Class 11 Chemistry Solutions Chapter-Wise

NCERT Exemplar Solutions for Class 11 Chemistry- Some Important Topics

Chemistry of Class 11 is classified into three parts: physical chemistry, organic chemistry, and inorganic chemistry. NCERT Solutions for Class 11 Chemistry cover all the topics. Some of the important concepts are given below:

The NCERT Exemplar solutions for Class 11 Chemistry chapter 1 Some Basic Concepts of Chemistry introduces all the important terms and definitions associated with chemistry, like molarity, molality, the mole concept, etc. The students should be clear with these concepts and then practice the numerical questions.

The trends and properties of the elements discussed in the CBSE Class 11 Chemistry Syllabus, Classification of Elements and Periodicity in Properties, should be well understood by the students, as it is frequently asked in various examinations.

All the reactions given in the NCERT solutions of Redox reactions should be in the regular practice of the students; they can also go through the step-by-step answers given in NCERT Solutions.

NCERT Solutions for Class 11 Chemistry Chapter Hydrocarbons give students knowledge about various topics, like alkanes and alkenes; their branching; related reactions; etc.

Chapter-wise Important topics covered in the Exemplar Class 11 Chemistry

Chapter 1-Some Basic Concepts of Chemistry

NCERT Exemplar Class 11 Chemistry Solutions Chapter 1 Some Basic Concepts of Chemistry will help students learn the basic properties of matter. The important topics are listed below-

• Importance of Chemistry
• Nature of matter
• Properties of matter and their measurement
• Uncertainty in measurement
• Laws of Chemical Combinations
• Dalton Atomic Theory
• Atomic and Molecular Masses
• Mole Concept and Molar Mass
• Percentage composition
• Stoichiometry and stoichiometric calculation

Chapter 2-Structure of Atom

NCERT exemplar solutions for chapter 2 contain all the questions related to the concepts discussed in the chapter. The important topics are listed below-

• Subatomic Particles
• Discovery of the Electron
• Charge-to-Mass Ratio of Electron
• Charge on Electron
• Discovery of Protons and Neutrons
• Atomic Models
• Thomson Model of Atom
• Rutherford’s Nuclear Model of the Atom
• Atomic Number and Mass Number
• Isobars and Isotopes
• Drawbacks of Rutherford’s Model
• Development Leading to Bohr’s Model of the Atom
• Wave Nature of Electromagnetic Radiation
• Planck’s Quantum Theory
• Atomic Spectra: Evidence of Quantized Energy Levels
• Bohr’s Model for Hydrogen Atom
• Line Spectrum of Hydrogen
• Drawbacks of Bohr’s Model
• Towards Quantum Mechanical Model of Atom
• Dual Behaviour of Matter
• Heisenberg’s Uncertainty Principle
• Quantum Mechanical Model of Atom
• Orbitals and Quantum Numbers
• Shapes of Atomic Orbitals
• Energies of Orbitals
• Filling of Orbitals in Atom
• Electronic Configuration of atoms
• Stability of filled and half-filled subshells

Chapter 3-Classification of Elements and Periodicity in Properties

The NCERT Exemplar Class 11 Chemistry solutions chapter 3 focuses on representing the concepts in the form of questions in the easiest way possible. The important topics are listed below-

• Why Do We Need to Classify Elements?
• Mendeleev periodic table
• Genesis of Periodic Classification
• Modern Periodic Law and The Present Form of The Periodic Table
• Nomenclature of Elements with Atomic Numbers > 100
• Electronic Configurations of Elements and The Periodic Table
• Electronic Configurations and Types of Elements: s-, p-, d-, f-blocks Elements
• Periodic Trends in Properties of Elements

Chapter 4-Chemical Bonding and Molecular Structure

This chapter tells you about the structure, the bond formation, and the properties of the molecules. The questions covered in the exemplar solutions will assist you in learning the concepts easily. The important topics are listed below-

• VSEPR theory
• Lewis structures
• Valence bond theory
• The polar character of covalent bonds
• The concept of hybridization
• The molecular orbital theory of homonuclear diatomic molecules
• Hydrogen bonding

Chapter 5-States of Matter

The exemplar solution for chapter 5, states of matter, presents the concepts in the form of questions. Solving it will strengthen your knowledge. The important topics are listed below-

• Intermolecular Forces
• Dispersion Forces or London Forces
• Dipole-dipole Forces
• Dipole-induced Dipole Forces
• Hydrogen Bond
• Thermal Energy
• Intermolecular Forces Vs Thermal Interactions
• The Gaseous State
• The Gas Laws
• Ideal Gas Equation
• Dalton’s Law of Partial Pressures
• Kinetic Molecular Theory of Gases
• Behaviour Of Real Gases: Deviation from Ideal Gas Behaviour
• Liquefaction of Gases
• Liquid State
• Vapour Pressure
• Surface Tension and Viscosity.

Chapter 6-Thermodynamics

The chapter thermodynamics will help you learn the relationship between heat and other forms of energy. The NCERT exemplar solution covers all the key concepts discussed in the chapter. The important topics are listed below-

• Themodynamic terms
• Applications
• Enthalpy change
• Entropy
• Calorimetry
• Types of reaction
• Spontaneity

Chapter 7-Equilibrium

The NCERT exemplar solution for chapter Equilibrium gives you a clear idea of the concepts through a series of questions. The important topics are listed below-

• Solid-liquid Equilibrium
• Liquid-vapour Equilibrium
• Solid – Vapour Equilibrium
• General Characteristics Of Equilibria Involving Physical Processes
• Equilibrium In Chemical Processes – Dynamic Equilibrium
• Law Of Chemical Equilibrium And Equilibrium Constant
• Homogeneous Equilibria
• Heterogeneous Equilibria
• Applications Of Equilibrium Constants
• Relationship Between Equilibrium Constant K, Reaction Quotient Q And Gibbs Energy G
• Factors Affecting Equilibria
• Ionic Equilibrium In Solution
• Acids, Bases And Salts
• Ionisation Of Acids And Bases
• Buffer Solutions
• Solubility Equilibria Of Sparingly Soluble Salts

Chapter 8-Redox Reactions

The NCERT exemplar solution is the best way to learn about redox reactions as it includes all type of questions to practice. The important topics are listed below-

• Oxidation And Reduction Reactions
• Redox Reactions In Terms Of Electron Transfer Reactions
• Competitive Electron Transfer Reactions
• Oxidation Number
• Types Of Redox Reactions
• Balancing Of Redox Reactions
• Redox Reactions As The Basis For Titrations
• Limitations Of Concept Of Oxidation Number
• Redox Reactions And Electrode Processes

Chapter 9-Hydrogen

The exemplar solution will help students to develop a clear understanding of critical concepts through the series of solved examples related to the chapter "Hydrogen". The important topics are listed below-

• Position Of Hydrogen In The Periodic Table
• Dihydrogen
• Isotopes of Hydrogen
• Preparation Of Dihydrogen
• Properties Of Dihydrogen
• Uses Of Dihydrogen
• Hydrides
• Water
• Hard And Soft Water
• Hydrogen Peroxide
• Heavy Water

Chapter 10-The s-block elements

Class 11 Chemistry NCERT exemplar solutions chapter 10 will help you garner information about the elements in the s-block of the periodic table and their properties. The important topics are listed below-

• Group 1 Elements: Alkali Metals
• General Characteristics Of The Compounds Of The Alkali Metals
• Oxides And Hydroxides
• Salts Of Oxo-acids
• Anomalous Properties Of Lithium
• Some Important Compounds Of Sodium
• Biological Importance Of Sodium And Potassium
• Group 2 Elements: Alkaline Earth Metals
• General Characteristics Of Compounds Of The Alkaline Earth Metals
• Anomalous Behaviour Of Beryllium
• Some Important Compounds Of Calcium
• Biological Importance Of Magnesium And Calcium.

Chapter 11-The p-block elements

The p-block consists of metal, non-metal, and metalloids that has vast applications altogether. The NCERT exemplar solution is designed in a a way that has made learning more feasible. The important topics are listed below-

• Group 13 Elements: The Boron Family
• Important Trends And Anomalous Properties Of Boron
• Some Important Compounds Of Boron
• Uses Of Boron And Aluminium And Their Compounds
• Group 14 Elements: The Carbon Family
• Important Trends And Anomalous Behaviour Of Carbon
• Allotropes Of Carbon
• Some Important Compounds Of Carbon And Silicon

Chapter 12-Organic Chemistry-Some Basic Principles and Techniques

The chapter is too crucial for building the basis of organic chemistry. The exemplar solutions covers all the topics that will help the students understand the key concept in simplest way. The important topics are listed below-

• Tetravalence Of Carbon: Shapes Of Organic Compound
• Structural Representations Of Organic Compounds
• Classification Of Organic Compounds
• Nomenclature Of Organic Compounds
• Isomerism
• Fundamental Concepts In Organic Reaction Mechanism
• Methods Of Purification Of Organic Compounds
• Qualitative Analysis Of Organic Compounds
• Quantitative Analysis

Chapter 13-Hydrocarbons

Hydrocarbons are building blocks of fuels, plastic, and many essential chemicals that are classified into alkane, alkenes and alkynes. This chapter is well presented in the NCERT exemplar class 11 chemistry solutions. The important topics are listed below-

• Classification
• Alkanes
• Alkenes
• Alkynes
• Aromatic Hydrocarbon
• Carcinogenicity And Toxicity

Chapter 14-Environmental Chemistry

NCERT Exemplar Solutions for Class 11 Chemistry chapter 14 make the students aware about environmental conditions and diffrent types of pollution- air, water, and soil. The important topics are listed below-

• Environmental Pollution
• Atmospheric Pollution
• Tropospheric Pollution
• Stratospheric Pollution
• Water Pollution
• Causes of Water Pollution
• International Standards for Drinking Water
• Soil Pollution
• Pesticides
• Industrial Waste
• Strategies To Control Environmental Pollution
• Waste Management
• Green Chemistry

Approach to Solve Questions of Class 11 Chemistry

The following are the points that can help you build a good approach to solve the questions of Class 11 Chemistry

1) Firstly, figure out the types of questions asked:

• Numerical question
• Multiple answer type question
• Descriptive question

2) Before solving the question, it is important to read the question carefully

• Identify what is given
• What you need to find out

3) Examine the given data to eliminate confusion if any

• Write down the given data
• Convert all the units of given quantity into SI unit to avoid confusion

4) Identify the concept and the formula used to solve the question.

• Choose the most appropriate formula
• Put the given values into the formula
• Solve the values
• Cancel values and units, if necessary, because it will simplify the calculation.

5) Solve the question in a systematic manner

• Clearly show every step
• Don't forget the units, as they play an important role in solving problems
• Double check the calculation
• Solve the question neatly to avoid mistakes

6) Final answer

• Always box the final answer to differentiate it.
• Always mention the unit with the final answer

7) Cross-check and verify calculations.

8) Practice multiple questions, as practice is necessary for conceptual clarity and accuracy.

9) Students can refer NCERT and NCERT exemplar textbook questions.

10) Questions in the NCERT exemplar prepare students for both boards and competitive exams.

Features of NCERT Solutions for Class 11 Chemistry

Experts—verified solutions are provided. All the solutions given are formulated by the experts and are available for free to all the CBSE students. NCERT exemplar solutions are in chapter-wise form to make it easier for the students to either view or download the solutions.

It enables students to practice more questions of a similar kind. The study material is provided in simple language, with the complex solutions being broken down into simpler step-by-step solutions for a better understanding of the concept.

Functions as a complete guide for revisions—Each student requires the right equipment and a smart study technique to excel in their examinations. NCERT class 11 Chemistry exemplar solutions serve as the best guide by providing standard study material and solutions to all the problems that can benefit students during their examination or revision of concepts.

NCERT Solutions for Class 11 Chemistry Chapter-wise

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Do download the syllabus and the respective books for the advanced exam preparation. The links are available in the table below-

NCERT Exemplar Class 11 Solutions

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