ICSE Class 11 Syllabus for Chemistry

ICSE Class 11 Chemistry Syllabus Latest 2025-2026

The ICSE (Indian Certificate of Secondary Education) Class 11 Chemistry syllabus provides a comprehensive foundation in chemistry, preparing students for more advanced study in the subject. As of the latest updates, the syllabus for ICSE Class 11 Chemistry generally covers the following key areas:

1. Some Basic Concepts of Chemistry

  • Chemical and Physical Properties: Understanding the distinction and significance of physical and chemical properties of matter.
  • Laws of Chemical Combination: Law of conservation of mass, law of definite proportions, and law of multiple proportions.
  • Mole Concept: Avogadro’s number, the concept of the mole, and molar mass.
  • Stoichiometry: Basic calculations involving moles, molar mass, and chemical equations.

2. Structure of Atom

  • Atomic Models: Historical development of atomic models (Dalton, Thomson, Rutherford, Bohr).
  • Quantum Mechanical Model: Introduction to quantum numbers, atomic orbitals, and electron configurations.
  • Subatomic Particles: Properties and significance of protons, neutrons, and electrons.

3. Classification of Elements and Periodicity in Properties

  • Periodic Table: Historical development, modern periodic table, periodicity in properties.
  • Periodic Trends: Trends in atomic size, ionization energy, electron affinity, and electronegativity.
  • Classification: Groups, periods, and the significance of s, p, d, and f blocks.

4. Chemical Bonding and Molecular Structure

  • Types of Bonds: Ionic, covalent, and metallic bonds.
  • Bonding Theories: Valence Bond Theory, Molecular Orbital Theory.
  • Molecular Geometry: VSEPR theory, shapes of molecules, and bond angles.

5. States of Matter: Gases and Liquids

  • Gas Laws: Boyle’s Law, Charles’s Law, Avogadro’s Law, and Ideal Gas Law.
  • Kinetic Molecular Theory: Basic principles and implications.
  • Liquids: Properties, vapor pressure, and intermolecular forces.

6. Thermodynamics

  • Basic Concepts: System, surroundings, and types of thermodynamic systems.
  • Laws of Thermodynamics: First and second laws of thermodynamics.
  • Enthalpy and Entropy: Definitions and applications, exothermic and endothermic reactions.

7. Equilibrium

  • Chemical Equilibrium: Dynamic nature, Le Chatelier’s Principle.
  • Equilibrium Constants: Kc and Kp.
  • Acid-Base Equilibria: Definitions, strength, and dissociation constants.

8. Redox Reactions

  • Oxidation and Reduction: Definitions, identification, and balancing redox reactions.
  • Electrochemical Cells: Galvanic cells, electrolytic cells, and standard electrode potentials.

9. Hydrogen

  • Properties: Physical and chemical properties of hydrogen.
  • Isotopes: Types and applications.
  • Hydrogen Compounds: Preparation, properties, and uses.

10. s-Block Elements (Alkali and Alkaline Earth Metals)

  • Group Properties: General properties, trends in physical and chemical behavior.
  • Compounds: Preparation, properties, and uses of compounds.

11. Some p-Block Elements

  • Group 13 and 14 Elements: General properties, trends, and important compounds.

12. Organic Chemistry – Some Basic Principles and Techniques

  • IUPAC Nomenclature: Rules for naming organic compounds.
  • Classification of Organic Compounds: Based on functional groups.
  • Reaction Mechanisms: Basic concepts of different types of organic reactions.

13. Environmental Chemistry

  • Pollution: Types (air, water, soil), sources, and effects.
  • Green Chemistry: Principles and practices for reducing environmental impact.

Practical Work

  • Laboratory Techniques: Basic techniques and safety procedures.
  • Experiments: Simple experiments to demonstrate principles discussed in theory, such as titrations, qualitative analysis, and physical measurements.

This syllabus is designed to build a solid foundation in chemistry and to prepare students for more advanced studies in their subsequent classes.

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