Chemistry | Class 9
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- Chemistry
- Organic and Inorganic Chemistry
- Physical Chemistry
- Biochemistry and Analytical Chemistry
- Industrial and Nuclear Chemistry
- Organic and Inorganic Chemistry
- Reduction and Oxidation at the Same Time
- Industrial and Nuclear Chemistry
- Organic and Inorganic Chemistry
- Importance of Organic Chemistry
- Physical Chemistry
- Biochemistry and Analytical Chemistry
- Rusting of Iron
- Prevention of Corrosion
- Solar Cells
- Importance of Organic Chemistry
- Sources and Usage of Plastics
Chapter 1 Nature of Chemistry in Science ( 21 videos)
1.1: Definition of Chemistry and its Interaction With Other Matter and Energy
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1.2: Branches of Chemistry
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1.3: Examples of Essential Questions That are Important for the Branches of Chemistry
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1.4: Daily Life Applications of Chemistry
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1.5: Science' 'Technology' and 'Engineering'
1.6: Applications of Science, Technology and Engineering
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- Matter
- Comparison of Physical States of Matter
- Allotropy and Allotropic Forms of Carbon
- Graphite
- Diamond
- Bucky Balls
- Introduction to Solutions
- Introduction to Solubility
- The Effect of Temperature
Chapter 2 Matter ( 19 videos)
2.1: States of Matter
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2.3: Allotropes
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2.4: Solution
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2.5: Colloids and Suspensions
- Dalton's Atomic Theory
- Rutherford's Atomic Model
- Bohr's Atomic Theory
- Defects of Bohr's Atomic Model
- The Quantum Mechanical Model of Atom
- Heisenberg's Uncertainty Principle
- Proton, Neutron and Electron
- Properties of Cathode Rays
- Properties of Positive Rays
- Properties of Neutron
- Isotopes of Carbon, Chlorine and Uranium
- Atomic Number and Mass Number
- Concept of Radioactivity
- Relative Atomic Mass and Atomic Mass Unit
- Isotopes
- Isotopes of Carbon, Chlorine and Uranium
- More on Isotopes
- Uses of Isotopes
- Ions, Cations and Anions
- Electronic Configuration
- More on Electronic Configuration
- Give Name and Symbol for the Elements
Chapter 3 Atomic Structure ( 23 videos)
3.1: Atomic Models
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3.2: Subatomic Particles
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3.3: Proton or Atomic Number
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3.4: Relative Atomic Mass and Atomic Mass Unit
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3.5: Isotopes
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3.6: Cations and Anions
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3.7: Electronic Configuration
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- Introduction to Periodic Law And Periodic Table
- Modern Periodic Table
- Periods in Modern Periodic Table
- Groups in Modern Periodic Table
- Groups in Modern Periodic Table
- The Alkali Metals
- The Halogens
- Noble Gases
- Shielding Effect
- Trend of Shielding Effect in Periodic Table
- 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
- Electronegativity
- More on Electronegativity
- Trend of Electronegativity in Periodic Table
- Metals and Non-Metals
- More on Metals and Non-Metals
- The Alkali Metals
- Reactions of the Alkali Metals
- Group Trends in Alkali Metals
- Groups in Modern Periodic Table
- Transition Metals
- Uses of Transition Metals
- Transition Metals
- Noble Gases
- Uses of Noble Gases
Chapter 4 Periodic Table and Periodicity of Properties ( 35 videos)
4.1: Periodic Table
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4.2: Group Number and Charge on Ion
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4.3: Periodicity of Properties
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4.4: Characteristic Properties
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4.5: Transition Elements
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4.6: Lanthanides and Actinides
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4.7: Halogens
4.8: Noble Gases
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4.9: Comparison of General Physical Properties of Metals and Non-Metals
- Introduction to Bonding
- Why do Atoms Form Chemical Bonds?
- Concept of Valency
- Chemical Bond
- Electropositive Character of Metals
- Electronegative Character
- 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
- Intermolecular Forces
- Dipole-Dipole Interactions
- Hydrogen Bonding
- Properties of Ionic Compounds
- Properties of Covalent Compounds
- Electrolysis of Fused Salts
- Structure of Graphite
- Structure of Diamond
- Comparision of Ionic and Covalent Crystals
- Metallic Bond
Chapter 5 Chemical Bonding ( 26 videos)
5.1: Why Do Atoms React?
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5.2: Chemical Bonds
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5.3: Types of Bonds
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5.4: Intermolecular Forces
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5.5: Nature of Bonding, Structure and Properties
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5.6: Metallic Bonds
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- Molecular Mass
- Formula Mass
- Chemical Formula
- Chemical Formulae of Ionic Compounds
- Avogadro's Number
- More on Avogadro's Number
- Mole
- More on Concept of Mole
- Mole-Mass Calculations
- Mole-Mass Calculations
- Mole-Particle Calculations
- More on Mole-Particle Calculations
- Balancing of Chemical Equation
- Ionic Equations
- Structural Formula of Organic Compound
- Molecular Formula
Chapter 6 Stoichiometry ( 21 videos)
6.1: Empirical Formula and Molecular Formula
6.2: Molecular Mass and Formula Mass
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6.3: Chemical Formula and Name of Binary Compounds
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6.4: Avogadro's Number and Mole
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6.5: Chemical Calculations
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6.6: Chemical Equation and Balancing
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6.7: Molecular and Structural Formula
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- Finding out the Oxidation Numbers
- Chemical Formulae of Ionic Compounds
- Oxidizing and Reducing Agents
- Rusting of Iron
- Prevention of Corrosion
Chapter 7 Electrochemistry ( 12 videos)
7.1: Oxidation and Reduction
7.2: Oxidation States and Rules for Assigning Oxidation States
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7.3: Formula of an Ionic Compound
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7.4: Oxidizing and Reducing Agents
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7.5: Corrosion and its Prevention
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- Introduction to Thermochemistry
- Introduction to Thermochemistry
- Exothermic and Endothermic Changes
- Exothermic Reactions
- Endothermic Reactions
- Enthalpy
- Enthalpy of Formation
- Enthalpy of Formation
- Bond Dissociation Energy
- Activation Energy
- More on Activation Energy
- Catalysts
- Respiration
Chapter 8 Energetics ( 13 videos)
8.1: Energy in Chemical Reactions
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8.2: Thermochemical Reactions
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8.3: Enthalpy of Reaction
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8.4: Bond Formation Energy and Bond Dissociation Energy
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8.5: Activation Energy
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8.6: Catalyst
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8.7: Respiration
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- Dynamic Chemical Equilibrium
- Effect of Change in Temperature
Chapter 9 Chemical Equilibrium ( 3 videos)
9.1: Reversible Reactions and Dynamic Equilibrium
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9.2: Conditions for Equilibrium
9.3: Effect of Heat (Temperature) on a Chemical Equilibrium System
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- Introduction to Acids and Bases
- Arrhenius concept of Acids
- Uses of Acids
- Uses of Bases
- Bronsted-Lowry Concept of Acids
- Strong Acids
- Weak Acids
- Identifying Weak or Strong Acids or Bases
- Alkalis
- Concept of Acids
- Reaction of Acids with Metals
- Reaction of Bases with Acids
- Neutralization Reaction
- More on Neutralisation
- Copncept of Bases
- Neutralization Reaction
- More on Neutralisation
- Reaction of Bases with Ammonium Salts
- Reaction of Metals with Cold Water
- Reaction of Metals with Steam
Chapter 10 Acids, Bases and Salts ( 22 videos)
10.1: Concepts of Acids and Bases
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10.2: Strength of Acids and Bases
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10.3: Characteristic Properties of Acids
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10.4: Characteristic Properties of Bases
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10.5: Oxides and Hydroxides
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- Composition of Atmosphere
- Investigating the Composition of Air
- Types of Pollutants,Oxides
- Pollutants of Sulphur Compound
- Pollutants of Nitro Compound
- Sources of Air Pollutants
- Air Pollution
- Carbon Monoxide as Pollutant
- Smog as Pollutant
- Sources of Air Pollutants
- How to Control Pollution?
- Importance of photosynthesis
- How to Control Pollution?
Chapter 11 Environmental Chemistry-Air ( 24 videos)
11.1: Composition of Atmosphere
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11.2: Air Pollutants
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11.3: Sources of Air Pollution
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11.4: Global Warming
11.5: Acid Rain and Its Effects
11.6: Catalytic Converters
11.7: Strategies to Reduce Environmental Problems
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11.8: Photosynthesis
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11.9: Personal Protective Measures Against Pollution
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11.10: Risk Factors
- Introduction to Water
- Physical Properties of Water
- Physical Properties of Water (Continued)
- Water as Universal Solvent
- Impurities in Water
- Disease-Causing Wastes(Domestic Effluents)
- Agricultural Water Pollutants
- Waterbrone Infectious Diseases
- More on Waterbrone Infectious Diseases
- Prevention of Waterborne Diseases
Chapter 12 Environmental Chemistry-Water ( 17 videos)
12.1: Properties of Water
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12.2: Treatment of Domestic Water Supply
12.3: Water Pollution
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12.4: Waterborne Diseases
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12.5: Ways to Deal with Negative Effects of Water Pollution
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12.6: Water Scarcity in Pakistan
12.7: Fertilizers
- Concept of Organic Compounds
- General Charateristic of Organic Compounds
- Homologous Series
- Structural Formula of Organic Compound
- Saturated Hydrocarbons
- Unsaturated Hydrocarbons
- Features of Organic Compounds
- Isomerism in Alkanes
- Isomerism in Alkenes
- Classification of Organic Compound
- Carbon Chains
- Types of Acylic Compounds
- Types of Cylic Compounds
- Types of Carbon Atoms in a Compound
- Functional Groups, Alcoholic Group
- What are Alcohols?
- Structure of Phenols
- Nomenclature of Ethers
- Structure of Carboxylic acid
- Nomenclature of Carboxylic Acids
- Ester Linkage
Chapter 13 Organic Chemistry ( 23 videos)
13.1: Organic Compounds
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13.2: Homologous Series
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13.3: Structural Formula
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13.4: Saturated and Unsaturated Hydrocarbons
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13.5: Chemical Diversity of Organic Compounds
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13.6: Classification of Organic Compounds
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13.7: Functional Groups
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- Alkanes
- Preparation of Alkane
- More on Preparation of Alkane
- Physical Properties of Alkanes
- Halogenations of Alkanes
- Combustion of Alkanes
Chapter 14 Hydrocarbons ( 6 videos)
14.1: Alkanes
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14.2: General Methods of Preparation of Alkanes
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14.3: Properties of Alkanes
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- Food And Nutrition
- Balanced Diet
- Biochemistry and Analytical Chemistry
- Carbohydrates
- Classification of Carbohydrates
- Nucleic Acids
- Sources of Carbohydrates
- Uses of Carbohydrates
- Sources of Protein
- Uses of Protein
- Sources of Lipids
- Uses of Lipids
- Nucleic Acids
Chapter 15 Biochemistry ( 19 videos)
15.1: Nutrition and Healthy Diet
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15.2: Biochemistry
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15.3: Carbohydrates-A Source of Energy
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15.4: Proteins
15.6: Nucleic Acids
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15.7: Major Components of Food
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15.8: Required Daily Intake for Young Adults
- Interconversion of Units
- Common Laboratory Apparatus
- Some Measuring Instruments
Chapter 16 Empirical Data Collection and Analysis ( 8 videos)
16.1: Standard Units
16.2: Conversion and the Importance of Units
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16.3: Scientific Notation
16.4: Tools and Techniques Used in Experimental Methods for Accuracy and Precision of Results
16.5: Technique and Tools for Accurate Measurement in Laboratory
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16.6: Advantages and Disadvantages of Experimental Methods
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- Dissolving, Filtering and Evaporating
- Evaporation
- Evaporation in Liquids and its Uses
- Distillation
- Simple Distillation
- Filtration
- Separating Solids Using Filtration
- Filtration Through Filter Paper
- Filtration Through Filter Crucibles
- Crystallization
- Crystallization
- Purification of Solids by Crystallization
Chapter 17 Separation Techniques ( 14 videos)
17.1: Methods of Separation
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17.2: Evaporation
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17.3: Distillation
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17.4: Filtration
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17.5: Crystallization
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- Test for Gases
- More on Test for Gases
Chapter 18 Qualitative Analysis ( 3 videos)
18.1: Detection of Gases
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18.2: Detection of Metal Cations by Flame Test
- Chromatography
- Paper Chromatography
- More on Paper Chromatography
Chapter 19 Chromatography ( 3 videos)
19.1: Principle of Chromatography
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19.2: Paper Chromatography
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