The first step towards the formation of any exam is to gain knowledge of its syllabus. The syllabus of Chemistry is moderately vast and the applicants are recommended to cover the whole syllabus without skipping anything as all the topics are associated from a competing exam point of view. The knowledge associated with the subject of Chemistry has undergone major changes over the years and the candidates must check the latest syllabus for the same. This article provides the candidates the complete and latest details compared to the Chemistry Class 11 CBSE Syllabus 2021-2022.

Unit-wise Chemistry Class 11 CBSE Syllabus 2021

The class 11 Chemistry subject syllabus consists of various major topics broken into 14 separate units. Candidates can check all these units and the issues that they broadcast from below.

Unit I: Some Basic Concepts of Chemistry (12 Periods)

Meaning and Scope of Chemistry, Laws of Chemical Combination, Dalton’s Atomic Theory, Atoms and Molecules, Atomic and Molecular Masses, Nature of Matter, Chemical Reactions, Mole Concept, and Molar Mass, Concept of Elements, Empirical and Molecular Formula, Percentage Composition, Stoichiometry and Calculations Based On It

Unit II: Structure of Atom 11th Class (14 Periods)

Bohr’s Model and Its Boundaries, Dual Nature of Matter and Light, Shells and Sub-Shells, Heisenberg Uncertainty Principle, Quantum Numbers, De Broglie’s Relationship, Electronic Configuration of Atoms, Shapes of s, p and d Orbital, Rules For Filling Electrons In Orbital- Aufbau Principle, Pauli’s Exclusion Principle, and Hund’s Rule, Concept of Orbital, Stability of Half-Filled and Completely-Filled Orbital

Unit III: Classification of Elements and Periodicity in Properties 11th Class (8 Periods)

Modern Periodic Law, Present Form of Periodic Table, Periodic Trends In Properties of Elements-Atomic Radii, Valency, Inert Gas Radii, Electron Gain Enthalpy, Ionic Radii, Ionization Enthalpy, Nomenclature of Elements With Atomic Number Above 100

Unit IV: Chemical Bonding and Molecular structure (14 Periods)

Ionic Bond, Covalent Bond, Bond Parameters, Polar Character of Covalent Bond, Lewis Structure, Covalent Character of Ionic Bond, Shapes of Some Simple Molecules, Valence Bond Theory, Concept of Hybridization Involving s, Valence Electrons, Geometry of Covalent Molecules, p and d-Orbital, Molecular Orbital Theory of Homo-Nuclear Diatomic Molecules, VSEPR Theory, Hydrogen Bond

Unit V: States of Matter: Gases and Liquids 11th Class (12 Periods)

The states of Matter, Types of Bonding, Melting and Boiling Points, Role of Gas Laws In Elucidating The Concept of The Molecule, Avogadro’s Law, Boyle’s Law, Intermolecular Interactions, Kinetic Energy and Molecular Speeds Liquid State, Liquefaction of Gases, Gay-Lussac’s Law, Avogadro’s Number, Ideal Gas Equation, Empirical Derivation of Gas Equation, Charles Law, Ideal Behaviour, Deviation From Ideal Behaviour, Critical Temperature, Vapour Pressure, Viscosity, and Surface Tension

Unit VI: Chemical Thermodynamics 11th Class (16 Periods)

Concepts of System and Types of Systems, Extensive and Intensive Properties, State Functions, Work, Surroundings, Laws of Thermodynamics, and Dilution, Heat Capacity and Specific Heat, Internal Energy and Enthalpy,  Heat, Energy, Measurement of ∆U and ∆H, Hess’s Law of Constant Heat Summation, Formation, Atomization, Sublimation, Phase Transition, Ionization, Enthalpy of Bond Dissociation, Entropy As A State Function, Combustion, Gibb’s Energy Change For Spontaneous and Non-Spontaneous Processes, Criteria For Equilibrium

Unit VII: Equilibrium 11th Class (14 Periods)

Dynamic Nature of Equilibrium, Equilibrium In Physical and Chemical Processes,  Factors Affecting Equilibrium- LeChatelier’s Principle, Law of Mass Action, Ionic Equilibrium- Ionization of Acids and Bases, Equilibrium Constant, Strong and Weak Electrolytes, Acid Strength, Solubility Product, Ionization of Poly Basic Acids, Degree of Ionization, Concept of pH, Henderson Equation, Hydrolysis of Salts, Common Ion Effect, Buffer Solution

Unit VIII: Redox Reactions 11th Class (6 Periods)

Concept of Oxidation and Reduction, Oxidation Number, Redox Reactions, Loss and Gain of Electrons and Change In Oxidation Number, Balancing Redox Reactions, Redox Reactions Applications

Unit IX: Hydrogen 11th Class (8 Periods)

Position of Hydrogen In Periodic Table, Isotopes, Preparation, Hydrides-Ionic Covalent and Interstitial, Occurrence, Physical and Chemical Properties of Water, Properties, and Uses of Hydrogen, Hydrogen Peroxide-Preparation,  Heavy Water, Structure, Reactions, and Hydrogen As A Fuel

Unit X: s-Block Elements (Alkali and Alkaline Earth Metals) (10 Periods)

General Introduction, Occurrence, Anomalous Properties of The First Element of Each Group, Trends In The Variation of Properties, Uses, Electronic Configuration Trends In Chemical Reactivity With Oxygen, Hydrogen, and Halogens, Diagonal Relationship, Preparation and Properties of Some Important Compounds, Calcium Oxide and Calcium Carbonate & Their Industrial Uses, Biological Importance of Magnesium and Calcium

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