Chemistry | Class 9
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- Chemistry
- History of Chemistry, Chemistry and Society
- Physical Chemistry
- Organic and Inorganic Chemistry
- Biochemistry and Analytical Chemistry
- Industrial and Nuclear Chemistry
- Matter
- Atom
- Molecule
- Substance
- Element
- Symbols of Element
- Concept of Valency
- Chemical Formula
- Compound
- Mixture
- Comparison of Mixture and Compound
- Relative Atomic Mass and Atomic Mass Unit
- Calculating the Average Atomic Mass
- Empirical Formula
- Molecular Formula
- Atomic Number and Mass Number
- Molecular Mass
- Formula Mass
- Ions, Cations and Anions
- Molecular Ion
- Free Radical
- Molecules and its Types
- Balancing of Chemical Equation
- Mole
- Avogadro's Number
- Mole-Mass Calculations
- Mole-Particle Calculations
- More on Mole-Particle Calculations
- Calculating Moles from Mass
- Calculating Mass from Moles
- Calculating Mass in Grams and Moles
- Calculations with Molar Gas Volume
Chapter 1 Fundamentals of Chemistry ( 46 videos)
1.1: Historical Background of Chemistry
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1.2: Branches of Chemistry
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1.3: Basic Definitions
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1.4: Chemical Species
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1.5: Chemical Equation and Balancing Chemical Equation
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1.6: Mole and Avogadro's Number
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1.7: Chemical Calculations
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- Atom
- Dalton's Atomic Theory
- Discovery of Electron (Cathode Rays)
- Properties of Cathode Rays
- Discovery of Proton
- Properties of Positive Rays
- Discovery of Neutron
- Properties of Neutron
- Atomic Number and Mass Number
- Rutherford's Atomic Model
- Bohr's Atomic Theory
- Defects of Bohr's Atomic Model
- More on Defects of Bohr's Atomic Model
- Dual Nature of Matter
- More on Dual Nature of Matter
- Calculation of De-Broglie's Wavelength
- Electronic Configuration
- More on Electronic Configuration
- Distribution of Electrons in Shell
- Isotopes
- Isotopes of Carbon, Chlorine and Uranium
- Uses of Isotopes
Chapter 2 Atomic Structure ( 25 videos)
2.1: Discovery of Sub Atomic Particles(Electron, Proton, Neutron) of an Atom
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2.2: Theories and Experiments Related to Atomic Structure
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2.3: Modern Theories of Atomic Structure
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2.4: Electronic Configuration
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2.5: Isotopes and Their Common Application
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- Introduction to Periodic Law And Periodic Table
- Dobereiner's Triads Classification
- Newland's Octaves Law
- Mendeleev's Periodic Table
- Modern Periodic Table
- Periods in Modern Periodic Table
- Groups in Modern Periodic Table
- Chemical Families
- Atomic Size and Atomic Radius
- Trend of Atomic Radius in Periodic Table
- Ionization Energy
- Trend of Ionization Energy in Periodic Table
- Electron Affinity
- Trend of Electron Affinity in Periodic Table
- Shielding Effect
- Trend of Shielding Effect in Periodic Table
- Electronegativity
- Trend of Electronegativity in Periodic Table
Chapter 3 Periodic Table and Periodicity of Properties ( 18 videos)
3.1: Periodic Table
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3.2: Periodicity of Properties
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- Why do Atoms Form Chemical Bonds?
- Chemical Bond
- Ionic Bond
- More on Ionic Bond
- Covalent Bond
- Types of Covalent Bonds
- Single Covalent Bond
- Double Covalent Bond
- Triple Covalent Bond
- Polar Covalent Bond
- Non polar Covalent Bond
- Classify Bonds as Ionic or Covalent
- Metallic Bond
- Intermolecular Forces
- Dipole-Dipole Interactions
- Hydrogen Bonding
- Properties of Ionic Compounds
- Properties of Covalent Compounds
- Properties of Co-ordinate Covalent Compounds
- Properties of Metals
Chapter 4 Chemical Bonding ( 22 videos)
4.1: Why do Atoms Form Chemical Bond?
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4.2: Formation of Chemical Bond
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4.3: Types of Chemical Bond
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4.4: Intermolecular Forces
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4.5: Nature of Bonding and Properties
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- Properties of Gases
- Diffusion and Effusion in Gases
- Pressure and Standard Atmospheric Pressure
- Boyle's Law of Gases
- Experimental Verification of Boyle's Law
- Charles's Law
- Experimental Verification of Charles' Law
- Evaporation in Liquids and its Uses
- Evaporation
- Vapour Pressure of Liquids
- Effect of Temperature on Vapour Pressure
- Boiling Points of Liquids
- Effect of Vapour Pressure on Boiling Point
- Density and Freezing Points of Liquids
- Diffusion in Liquids
- Rigidity and Melting Point of Solids
- Density in Solids
- Crystalline Solids
- Amorphous Solids
- Properties of Crystalline Solids
- Concept of Allotropy
- Allotropy and Allotropic Forms of Carbon
- Plasma
Chapter 5 Physical States of Matter ( 26 videos)
5.1: Properties of Gases
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5.2: Laws Related to Gases
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5.3: Liquid State
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5.4: Solid State
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5.5: Types of Solids
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5.6: Allotropy
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5.7: Plasma State
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5.8: Bose Einstein Condensate
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- Introduction to Solutions
- Dilution of Solution
- Calculations of Dilution of Solution
- Concentration Units
- Percentage Mass/Mass
- Percentage Mass/Volume
- Percentage Volume/Mass
- Percentage Volume/Volume
- Molarity and Preparation of Molar Solution
- Calculating Molarity of a Solution
- Introduction to Solubility
- Solubility and Solute-Solvent Interactions
- The Effect of Temperature
Chapter 6 Solutions ( 20 videos)
6.1: Solution, Aqueous Solution, Solute and Solvent
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6.2: Saturated, Unsaturated, Supersaturated Solutions and Dilution of Solution
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6.3: Types of Solutions
6.4: Concentration Units
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6.5: Solubility
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6.6: Comparison of Solution, Suspension and Colloids
- Introduction to Electrochemistry
- Oxidizing and Reducing Agents
- Concepts of Electrolytes
- Electrolytic cells
- Construction of an Electrolytic cell
- Working of Electrolytic cell
- Faraday's First Law of Electrolysis
- Faraday's Second Law of Electrolysis
- Dry Cell
- Lead-Storage Battery
- Intoduction to Alloys
- Bronze
- Brass
- Nichrome
- Rusting of Iron
- Prevention of Corrosion
- Electroplating
- Electroplating of Tin
- Tin Coating
- Electroplating of Zinc
- Zinc Coating
- Silver Plating
- Chrome Plating
Chapter 7 Electrochemistry ( 26 videos)
7.1: Oxidation and Reduction Reactions
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7.2: Electrochemical Cells
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7.3: Corrosion and its Prevention
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- Introduction to Chemical Reactivity
- Metal and its Physical Properties
- Chemical Properties of Metals
- Electropositive Character of Metals
- Electropositivity and Ionization Energy
- Sodium
- Uses of Sodium
- Uses of Calcium and Magnesium
- Soft and Hard Metals
- Inertness of Noble Metals
- Physical Properties of Non Metals
- Chemical Properties of Non Metals
- Comparison of Reactivity of the Halogens
- Oxidizing Properties of Halogens
- Reaction of Non Metals with Hydrogen
- Reaction of Non Metals with Water
- Testing for Cations
- More on Testing for Cations
- Testing for Anions
Chapter 8 Chemical Reactivity ( 21 videos)
8.1: Metal
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8.2: Non-metals
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