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Home » Class 11

Class 11

Class 11 – Chemistry Notes

Chapter 1 : Some basic concepts of chemistry

  • Importance of Chemistry
  • Classification of Matter
  • Physical Quantities
  • Significant figures
  • Laws of chemical combination
  • Dalton’s Atomic theory
  • Avogadro’s hypothesis
  • Atomic and Molecular mass
  • Dimensional analysis
  • Mole concept
  • Mole concept in solutions
  • Empirical and Molecular Formula
  • Balancing Of A Chemical Equation
  • Limiting Reagent

Chapter 2 : Structure of Atom

  • Discovery Of Electron
  • Discovery Of Proton
  • Rutherford’s Model Of An Atom
  • Electromagnetic Wave Theory
  • Absorption and Emission Spectra
  • Bohr’s Model of an atom
  • Hydrogen Spectrum
  • Dual Nature of Matter and Radiation
  • Heisenberg’s Uncertainty Principle
  • Quantum mechanical model of an atom
  • Quantum Numbers
  • Pauli Exclusion Principle
  • Shapes of atomic orbital
  • Energy Level Diagram
  • Electronic Configuration Of Elements

Chapter 3 : Classification of Elements and Periodicity in Properties

  • Historical Development Of Periodic Table
  • Mendeleev’s Periodic Law And Table
  • Modern Periodic Table
  • Electronic configuration Of Elements
  • Division of elements into s, p, d and f block
  • Prediction of period, group and block of a given element
  • Atomic Radius
  • Ionization Enthalpy
  • Electron Gain Enthalpy
  • Electronegativity
  • Periodic Trends In Chemical Properties

Chapter 4 : Chemical Bonding and Molecular Structure

  • Lewis Symbols
  • Ionic Bond
  • Covalent Bond
  • Valence Shell Electron Pair Repulsion Theory
  • Valence Bond Theory
  • Types Of Covalent Bond
  • Bond Characteristics
  • Polar and Non-Polar Covalent Bond
  • Dipole Moments
  • Hybridisation
  • Shapes Of Molecules
  • Fajan’s Rules
  • Coordinate Bond
  • Resonance
  • Hydrogen Bonding
  • Molecular Orbital Theory
  • Types Of Molecular Orbital Formed
  • Energy level diagram for Molecular orbitals

Chapter 5 : States of matter

  • Intermolecular forces
  • Characteristics Of Gases
  • Gas Laws
  • Kinetic Molecular Theory Of Gas
  • Maxwell-Boltzmann Distribution
  • Deduction of Gas Laws From kinetic Theory
  • Real Gases
  • Liquefaction Of Gases And Critical Temperature
  • Vapour Pressure
  • Surface Tension
  • Viscosity

Chapter 6 : Thermodynamics

  • Basic Terms And Concepts In Thermodynamics
  • Internal Energy
  • Enthalpy
  • Heat Capacity
  • Measurement Of Change In Internal Energy and Enthalpy
  • Exothermic And Endothermic Reaction
  • Thermochemical Equation
  • Enthalpies Of Reaction
  • Enthalpy Changes During Phase Transitions
  • Bond Enthalpy
  • Spontaneous And Non-spontaneous Process
  • Entropy
  • Gibbs Free Energy

Chapter 7 : Equilibrium

  • Equilibria in Physical Processes
  • Equilibria in Chemical processes
  • Law Of Mass Action
  • Law Of Chemical Equilibrium
  • Relationship between Kp and Kc
  • Characteristics Of Equilibrium Constant
  • Effect Of Temperature On Equilibrium Constant
  • Types Of Chemical Equilibria
  • Expression and Units Of Equilibrium Constant
  • Application Of Equilibrium Constant
  • Ionic Equilibrium
  • Concepts of Acids and Bases
  • Ionisation Of Weak Electrolytes
  • Dissociation or Ionization Of Acids And Bases
  • Strengths Of Acids And Bases
  • Dissociation Constant and Ionic Product of Water
  • pH
  • Salt Hydrolysis
  • Calculation Of Hydrolysis Constant, Degree of hydrolysis and pH of salt solution
  • Solubility Equilibrium and Solubility Product
  • Common Ion Effect
  • Buffer solution and Buffer Action
  • Calculation of pH of a Buffer Mixture
  • Acid- Base Titration using Indicator

Chapter 9 : Hydrogen

  • Position Of Hydrogen
  • Occurrence Of Hydrogen
  • Preparation Of Hydrogen
  • Hydrides
  • Water
  • Hard And Soft water
  • Heavy Water
  • Hydrogen Peroxide
  • Hydrogen Economy

Chapter 10 : The s-block Elements

  • s-block elements
  • Physical properties of s-block elements
  • Chemical properties of s-block elements
  • Characteristics Of Compounds Of Alkali Metal
  • Anomalous Behaviour Of Lithium
  • Diagonal Relationship Of Lithium And Magnesium
  • Extraction Of Alkali Metals
  • Sodium Carbonate
  • Sodium Hydroxide
  • Baking Soda and Sodium Chloride
  • Physical Properties Of Alkaline Earth Metals
  • Reactivity And Electrode Potential Of Alkaline Earth Metals
  • Characteristics Of Compounds Of Alkaline Earth Metals
  • Anomalous Behaviour Of Beryllium
  • Diagonal Relationship Of Beryllium and Aluminium
  • Uses Of Alkaline Earth Metals
  • Calcium Oxide
  • Calcium Hydroxide
  • Calcium Carbonate
  • Plaster Of Paris
  • Cement

Chapter 11 : The p-block Elements

  • General Characteristics Of p-Block elements
  • Physical Properties Of Boron Family
  • Chemical Properties Of Boron Family
  • Anomalous Properties Of Boron
  • Borax
  • Boric Acid
  • Boron Hydrides
  • Uses of Boron and Aluminium
  • Physical Properties Of Carbon Family
  • Chemical Properties Of Carbon Family
  • Anomalous Behaviour Of Carbon
  • Carbon Monoxide
  • Carbon dioxide
  • Allotropes Of Carbon
  • Silicon Dioxide, Silica
  • Silicon Tetrachloride
  • Silicones

Chapter 12 : Organic Chemistry – Some Basic Principles and Techniques

  • Tetracovalency Of Covalent Compounds
  • Shapes Of Simple Organic Compounds
  • Structural Representation Of Organic Compounds
  • Classification Of Organic Compounds
  • Functional Or Characteristic Group
  • Homologous Series
  • Nomenclature Of Different Classes Of Organic Compounds
  • Rules for IUPAC nomenclature of Branched chain alkanes
  • Rules For IUPAC Nomenclature Of Unsaturated Hydrocarbons
  • Rules For IUPAC Nomenclature Of Compounds Containing Functional group, Multiple Bond And Substituents
  • Rules For IUPAC Nomenclature Of Polyfunctional Compounds
  • Rules For naming Alicyclic Compounds
  • Nomenclature of Simple aromatic compounds
  • Nomenclature For Di and Polyfunctional Aromatic compounds
  • Stereoisomerism
  • Electrophiles and Nucleophiles
  • Resonance or mesomerism
  • Hyperconjugation Effect
  • Carbocations
  • Carbanions
  • Free Radicals
  • Types of organic reactions
  • Purification Of Organic Compounds
  • Qualitative Analysis
  • Quanitative Analysis

Chapter 13 : Hydrocarbons

  • Alkanes
  • Alkenes
  • Alkynes
  • Arenes

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