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The chemistry form 2 notes in this category are obtained from the numerous high school approved text books, including KLB chemistry, and others. For the purpose of preparing for both national and local exams, it includes the complete chemistry approved notes for form 2 based on the latest curriculum (CBC).

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Topic 1: Structure of the Atom and the Periodic Table - Form 2 Summarized Chemistry Notes

• The Atom
  • Parts of an Atom
  • Structure of the Atom
  • Atomic Number and Mass Number
  • Notation of Atomic Number and Mass Number
  • Atomic Properties of the First 20 Elements
  • Isotopes
• Energy Levels and Electron Arrangements
  • Energy Levels
  • Electron Arrangement.
  • Dot and Cross Diagrams
• The Periodic Table
  • Design of the Modern Periodic Table
  • Placing an Element in the Periodic Table
  • The Period:
  • Group:
• Relative Atomic Mass and Isotopes.
  • Introduction:
  • Definition:
  • Measurement of Relative Atomic Mass
• Ion Formation
  • Introduction
  • Ion
  • Electron Transfer During Chemical Reactions
  • Radicals
  • Oxidation Number
  • Chemical Formulae
  • Deriving the Chemical Formula of Compounds.
  • Chemical Equations
  • Balancing Chemical Equations
  • Types of State Symbols.

Topic 2: Chemical Families: Patterns in Properties - Form 2 Summarized Chemistry Notes

• Introduction
  • Characteristics of a Chemical Family
  • Main Chemical Families
• The Alkali Metals
  • Electron Arrangement of the First Three Alkali Metals
  • Diagram: Part of Periodic Table Showing the Alkali Metals
  • Gradation in Properties of Alkali Metals
  • Physical Properties of Alkali Metals
  • Chemical Properties of Alkali Metals
  • The General Trend in Reactivity of Alkali Metals.
  • Similarity of Ions and Formulae of Some Compounds of Alkali Metals.
  • Uses of Alkali Metals and their Compounds.
• The Alkaline Earth Metals
  • Electron Arrangement of the First Three alkaline Earth Metals.
  • Diagram: Part of Periodic Table Showing the Alkaline Earth Metals 
  • Dot and Cross Diagram for the First Three Alkaline Earth Metals
  • Gradation in Properties of Alkaline Earth Metals.
  • Physical Properties of Alkaline Earth Metals.
  • Chemical Properties of Alkaline Earth Metals.
  • Trend in Reactivity in Alkaline Earth Metals.
  • Similarity of Ions and Formulae of Some Compounds of Alkaline Earth Metals.
  • Uses of Some Alkaline Earth Metals and their Compounds
• The Halogens
  • Electron Arrangement of the First Three Halogens.
  • Diagram: Part of Periodic Table Showing the Halogens
  • Gradation in Properties of Halogens.
  • Laboratory Preparation of Chlorine.
  • Physical Properties of Halogens.
  • Chemical Properties of Halogens.
  • Some Uses of Halogens and their Compounds.
• The Noble Gases.
  • Electron Arrangement of the First Three Noble Gases.
  • Diagram: Part of Periodic Table Showing the Noble Gases
  • Dot and Cross Diagrams for the First three Noble Gases
  • Physical Properties of Noble Gases
  • Chemical Properties of Noble Gases.
  • Uses of Some Noble Gases.

Topic 3: Properties and Trends Across a Period - Form 2 Summarized Chemistry Notes

• Introduction:
• The Period Three of the Periodic Table.
  • Part of Periodic Table Showing Period 3 of the Periodic Table. 
• Trends in Physical Properties of Elements in Period 3.
  • Electrical Conductivity.
  • The Atomic and Ionic Radii.
  • Melting and Boiling Points
  • Summary: Some Physical Properties of Elements in Period 3.
• Trends in Chemical Properties of the Elements in Period 3.
  • Trends in Reactivity.
  • Summary: Chemical Properties of Period 3 Elements.

Topic 4: Structure and Bonding - Form 2 Summarized Chemistry Notes

• Meaning of Structure and Bond.
  • Bond
  • Structure
• Nature of the Chemical Bond.
• Types of Bonds.
  • Ionic Bonds/Electrovalent Bond.
  • The Covalent Bond.
  • The Coordinate Bond.
  • The Molecular Structures.
• Types of Bonds Across a Period.
  • Variation in Bond Types in Oxides of Period Three Elements.
  • Effect of Bond Types of Properties of Chlorides of Period 3 Elements
  • Trends in Bond Types and Properties of Chlorides of Elements in Period 3
• Summary: Characteristics of Bonds

Topic 5: Salts - Form 2 Summarized Chemistry Notes

• Introduction to salts
  • Table Showing Normal and Acid Salts Derived from Common Acids
  • Table Showing Some Examples of Salts.
  • Table Showing Some Hydrated Salts.
  • Table of Some Complex Salts
  • Table of Some Double Salts
  • Table of Solubility of Salts
• Preparation of Salts
  • Soluble Salts
  • Insoluble Salts
• Effect of Heat on Salts
  • Effect of Heat on Chlorides
  • Effect of Heat on Nitrate(V)
  • Effect of Heat on Sulphate(VI)
  • Effect of Heat on Carbonates(IV) and Hydrogen Carbonate(IV).

Topic 6: Effect of an Electric Current on Substances - Form 2 Summarized Chemistry Notes

• Introduction
• Conductors and Insulators
  • Summary of Common Electrical Conductors
• Electrolytes and Non-electrolytes
  • Strong Electrolyte
  • Weak Electrolyte
  • Non-electrolyte
• Ionisation
• Electrolytic Dissociation
  • Theory of Electrolytic Dissociation
• Electrolysis of a Compound
• Metallic Conductivity
• Electrolytic Conductivity
• Electrolysis Circuit
  • Electrode Reactions
• Factors that Determine Products of Electrolysis
• Electrolysis of Dilute Sulphuric Acid (Electrolysis of Water)
• Electrolysis of Copper(II)Sulphate Solution
• Electroplating
  • Electrolysis of Copper(II)sulphate Solution using Copper Electrodes
• Electrolysis of Lead Bromide.

Topic 7: Carbon and it's Compounds - Form 2 Summarized Chemistry Notes

• Introduction
  • Occurrence
  • Allotropes of Carbon
• Properties of Carbon
  • Physical Properties of Carbon
  • Chemical properties of Carbon
• Compounds of Carbon
  • Carbon(IV)Oxide (CO₂)
  • Carbon(II)Oxide (CO)
  • Carbonate(IV) (CO₃^2-)and Hydrogen Carbonate(IV)(HCO₃^-)
  • Sodium Carbonate(Na₂CO₃)

After you are done reading these summarized Chemistry notes, you can test yourself with our chemistry form 2 questions and answers, which you can access here.

Moreover, if you are having a problem with a specific topic or want to practice more, you can practice with our chemistry Form 2 topical revision questions and answers, which you can access here.

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