Table of Contents
Class 11 Chemistry Syllabus 2023-24: Chemistry gets introduced as a new subject to students in class 11 as part of the CBSE Board curriculum. Overall, the Chemistry Class 11 Syllabus 2023-24 promotes accuracy and depth in the study of fundamental theories, phenomena, and facts in Chemistry. The Class 11 chemistry syllabus 2023-24 is based on a disciplinary approach and is designed to keep the content manageable while remaining relevant to global standards.
In this article, candidates can learn about the course structure, course content, question paper design, and other aspects of the Class 11th Chemistry syllabus 2023-24. Download the Chemistry Syllabus Class 11 CBSE 2023-24 in PDF format.
Class 11 Chemistry Syllabus 2023-24
The Class 11 chemistry syllabus 2023-24 includes the following topics:
Chemistry Class 11 Syllabus 2023-24 -Overview
- Some Chemistry Fundamentals: This unit introduces the fundamental ideas of chemistry, such as matter, atoms, molecules, and chemical reactions.
- Structure of Atoms: This section examines the structure of atoms, including the electron, proton, and neutron.
- Chemical Bonding and Molecular Structure: This section discusses the many types of chemical bonding and how they affect the structure of molecules.
- States of Matter: This unit covers the three states of matter: solids, liquids, and gases.
- Thermodynamics: This unit examines the ideas of heat, work, and energy and how they relate to chemical reactions.
- Equilibrium: This section examines the concept of equilibrium in chemical reactions.
- Redox processes: This section is about oxidation-reduction processes, which are a type of chemical reaction that involves the transfer of electrons. This section examines the properties and reactions of hydrogen, the lightest element in the periodic table.
- Organic Chemistry
- Some Fundamental Principles and Techniques: This unit explains the fundamental principles of organic chemistry, such as the structure of organic substances and how they are named.
Chemistry Class 11 Syllabus 2023-24: Course Structure
The table below consists of the chemistry syllabus class 11 2023 to 24 course structure or marking scheme.
| Units | Chemistry Class 11 Syllabus 2023-24 Topic | Marks |
| 1 | Some Basic Concepts of Chemistry | 7 |
| 2 | Structure of Atom | 9 |
| 3 | Classification of Elements and Periodicity in Properties | 6 |
| 4 | Chemical Bonding and Molecular Structure | 7 |
| 5 | Chemical Thermodynamics | 9 |
| 6 | Equilibrium | 7 |
| 7 | Redox Reactions | 4 |
| 8 | Organic Chemistry: Some Basic Principles and Techniques | 11 |
| 9 | Hydrocarbons | 10 |
| 10 | Biomolecules | 7 |
| TOTAL | 70 |
Chemistry Syllabus Class 11 CBSE 2023-24: Unit-wise
Check out the unit-wise Chemistry Syllabus Class 11 CBSE 2023-24.
Unit 1: Some Basic Concepts of Chemistry
General Introduction: Importance and scope of Chemistry. Nature of matter, laws of chemical combination, Dalton’s atomic theory: the concept of elements, atoms, and molecules. Atomic and molecular masses, mole concept and molar mass, percentage composition, empirical and molecular formula, chemical reactions, stoichiometry, and calculations based on stoichiometry.
Unit 2: Structure of Atom
Discovery of Electron, Proton and Neutron, atomic number, isotopes and isobars. Thomson’s model and its limitations. Rutherford’s model and its limitations, Bohr’s model and its limitations, concept of shells and subshells, dual nature of matter and light, de Broglie’s relationship, Heisenberg uncertainty principle, concept of orbitals, quantum numbers, shapes of s, p and d orbitals, rules for filling electrons in orbitals – Aufbau principle, Pauli’s exclusion principle and Hund’s rule, electronic configuration of atoms, stability of half-filled and filled orbitals.
Unit 3:Classification of Elements and Periodicity in Properties
Significance of classification, a brief history of the development of the periodic table, modern periodic law and the present form of the periodic table, periodic trends in properties of elements -atomic radii, ionic radii, inert gas radii, Ionization enthalpy, electron gain enthalpy, electronegativity, valency. Nomenclature of elements with atomic number greater than 100.
Unit 4: Chemical Bonding and Molecular Structure
Valence electrons, ionic bond, covalent bond, bond parameters, Lewis’s structure, polar character of covalent bond, covalent character of ionic bond, valence bond theory, resonance, geometry of covalent molecules, VSEPR theory, concept of hybridization, involving s, p and d orbitals and shapes of some simple molecules, molecular orbital theory of homonuclear diatomic molecules (qualitative idea only), Hydrogen bond.
Unit 5: Chemical Thermodynamics
Concepts of Systems and types of systems, surroundings, work, heat, energy, extensive and intensive properties, and state functions. The first law of thermodynamics -internal energy and enthalpy, heat capacity and specific heat, measurement of ΔU and ΔH, Hess’s law of constant heat summation, enthalpy of bond dissociation, combustion, formation, atomization, sublimation, phase transition, ionization, solution and dilution. The second law of Thermodynamics (brief introduction) Introduction of entropy as a state function, Gibb’s energy change for spontaneous and non-spontaneous processes, and criteria for equilibrium. Third law of thermodynamics (brief introduction).
Unit 6: Equilibrium
Equilibrium in physical and chemical processes, dynamic nature of equilibrium, the law of mass action, equilibrium constant, factors affecting equilibrium – Le Chatelier’s principle, ionic equilibrium- ionization of acids and bases, strong and weak electrolytes, degree of ionization, ionization of polybasic acids, acid strength, the concept of pH, hydrolysis of salts (elementary idea), buffer solution, Henderson Equation, solubility product, common ion effect (with illustrative examples).
Unit 7: Redox Reactions
Concept of oxidation and reduction, redox reactions, oxidation number, balancing redox reactions, in terms of loss and gain of electrons and change in oxidation number, applications of redox reactions.
Unit 8: Organic Chemistry -Some Basic Principles and Techniques
General introduction, methods of purification, qualitative and quantitative analysis, classification and IUPAC nomenclature of organic compounds. Electronic displacements in a covalent bond: inductive effect, electromeric effect, resonance and hyperconjugation. Homolytic and heterolytic fission of a covalent bond: free radicals, carbocations, carbanions, electrophiles and nucleophiles, types of organic reactions.
Unit 9: Hydrocarbons
- Classification of Hydrocarbons
- Aliphatic Hydrocarbons:
Alkanes – Nomenclature, isomerism, conformation (ethane only), physical properties, chemical reactions including free radical mechanism of halogenation, combustion and pyrolysis.
Alkenes – Nomenclature, the structure of double bond (ethene), geometrical isomerism, physical properties, methods of preparation, chemical reactions: addition of hydrogen, halogen, water, hydrogen halides (Markovnikov’s addition and peroxide effect), ozonolysis, oxidation, mechanism of electrophilic addition.
Alkynes – Nomenclature, the structure of triple bond (ethyne), physical properties, methods of preparation, chemical reactions: acidic character of alkynes, addition reaction of – hydrogen, halogens, hydrogen halides, and water.
Aromatic Hydrocarbons: Introduction, IUPAC nomenclature, benzene: resonance, aromaticity, chemical properties: mechanism of electrophilic substitution. Nitration, sulphonation, halogenation, Friedel Craft’s alkylation and acylation, directive influence of the functional group in monosubstituted benzene. Carcinogenicity and toxicity.
Syllabus of Chemistry Class 11 CBSE 2023-24 PDF
The syllabus of chemistry class 11 cbse 2023-24 is extensive and rigorous. It covers a wide range of topics, from the fundamentals to the advanced, and it contains a substantial practical component that allows students to apply their theoretical knowledge in real-world circumstances. Download the syllabus of Chemistry Class 11 Syllabus 2023-24 PDF by Clicking on the below link provided.
| Class 11 Chemistry Syllabus PDF – Download Lik |
| Chemistry Syllabus Class 11 CBSE 2023-24 PDF Link |
CBSE Class 11 Chemistry Question paper design
The table below consists of the CBSE Class 11 chemistry question paper design.
| Domain | Marks | Percentage |
| Remembering and Understanding:
Exhibit memory of previously learned material by recalling facts, terms, basic concepts, and answers. Demonstrate understanding of facts and ideas by organizing, comparing, translating, interpreting, giving descriptions, and stating main ideas |
28 | 40 |
| Applying: Solve problems to new situations by applying acquired knowledge, facts, techniques, and rules in a different way. | 21 | 30 |
| Analysing, Evaluating and Creating:
Examine and break information into parts by identifying motives or causes. Make inferences and find evidence to support generalisations. Present and defend opinions by making judgments about information, validity of ideas, or quality of work based on a set of criteria. Compile information together in a different way by combining elements in a new pattern or proposing alternative solutions. |
21 | 30 |
- No chapter-wise weightage. Care is to be taken to cover all the chapters.
- Suitable internal variations may be made for generating various templates. Choice(s):
- There will be no overall choice in the question paper.
- However, 33% of internal choices will be given in all the sections.
CBSE Chemistry Practical Syllabus 2023-24: Marking Scheme
Practical experience is also important in Chemistry for improving academic performance. Students can easily understand theory concepts by conducting experiments in the lab. The total weightage of Chemistry practical in the CBSE Class 11 Chemistry syllabus is 30 marks. It will help them improve their overall academic score. The table below contains an evaluation scheme for practical exams.
| Particulars | Marks |
| Volumetric Analysis | 8 |
| Project Work | 4 |
| Class record and viva | 4 |
| Salt Analysis | 8 |
| Content-Based Experiment | 6 |
| Total | 30 |
CBSE Class 11 Chemistry Practical Syllabus 2024
Several practical experiments included in the chemistry class 11 syllabus 2024 is discussed here.
- Basic Laboratory Techniques.
1. Cutting glass tubes and rods.
2. Bending a Glass Tube
3. Drawing out a glass jet.
4. Boring the cork - Identification and Purification of Chemical Substances
1. Determine the melting point of an organic compound.
2. Determine the boiling point of an organic compound.
3. Crystallisation of an impure sample from any of the following: Alum, copper sulphate, and benzoic acid.
- Experiments on pH
1. Any of the experiments listed below:
Using pH paper or a universal indicator, determine the pH of some solutions derived from fruit juices, as well as solutions containing known and variable concentrations of acids, bases, and salts.
Comparing the pH of solutions containing strong and weak acids at the same concentration.
Use a universal indicator to study the pH change during a strong base titration.
2. Investigate the pH change caused by common ions in the case of weak acids and bases.
- Chemical equilibrium.
Consider one of the following experiments:
1. Investigate the shift in equilibrium between ferric and thiocyanate ions by increasing or decreasing the concentration of one of the ions.
2. Investigate the shift in equilibrium between [Co(H2O)6] 2+ and chloride ions by varying the concentration of either ion. - Quantitative estimation.
i. Use a mechanical or electronic balance.
ii. Make a standard solution of Oxalic acid.
iii. Determine the strength of a given sodium hydroxide solution by titrating it against a standard solution of oxalate.
iv. Prepare a standard solution of sodium carbonate.
v. Determine the strength of a given hydrochloric acid solution by titrating it against a standard sodium carbonate solution. - Qualitative analysis.
1) Determine one anion and one cation in a given salt.
Cations: Pb2+, Cu2+, As3+, Al3+, Fe3+, Mn2+, Ni2+, Zn2+, Co2+, Ca2+, Sr2+, Ba2+, Mg2+, NH4+ Anions: (CO3)2‐, S2‐, NO2‐, SO32‐, SO2‐, NO ‐, Cl‐, Br‐, I‐, PO43‐, C2O2‐, CH3COO‐
2) Detection of nitrogen, sulphur, and chloride in organic compounds. - Projects.
Scientific investigations entail laboratory testing and gathering information from other sources. Some indicated projects are as follows:
- Testing for sulphide ions to detect bacterial contamination in drinking water.
- A study of water purification methods.
- Testing for hardness, iron, fluoride, and chloride levels in drinking water varies by region, and identifying causes of ion levels exceeding permissible limits (if applicable).
- The study examined the foaming capacity of various washing soaps and how adding sodium carbonate affected it.
- Examine the acidity of various samples of tea leaves.
- Determine the rate of evaporation of different liquids. Investigate how acids and bases affect tensile strength in fibres.
- Acidity levels of fruit and vegetable juices were investigated.
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