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CHEMISTRY FORM 3 SYLLABUS

  1. Chemical Equations
    1. Molecular Equations
      1. Write word equations for given chemical reactions
      2. Write formula equations using chemical symbols
      3. Balance chemical equations
    2. Ionic Equations
      1. Differentiate between molecular equations and ionic equations
      2. Write balanced ionic equations
  2. Hardness Of Water
    1. The Concept of Hardness of Water
      1. Explain the concept of hardness of water
      2. State causes of permanent and temporary hardness in water
    2. Types of Hardness of Water
      1. Identify types of hardness of water
      2. Differentiate soft from hard water
    3. Treatment and Purification of Hard Water
      1. Examine process of hard water treatment and purification
      2. Describe the importance of hard water treatment and purification
      3. State the importance of hard water in daily life
  3. Acids, Bases And Salts
    1. Acids and Bases
      1. Investigate the natural sources of acids and bases
      2. Determine the reactions of acids with various materials
      3. Determine the reactions of alkalis with various materials
      4. Determine the reactions of bases with various substances
      5. Applications of acid-base neutralization in everyday life
    2. Indicators
      1. Explain an indicator from locally available materials
      2. Test the acidity and alkalinity of substance using indicators
      3. Describe the concept of an indicator
    3. Salts
      1. Investigate the natural source of salts in daily life
      2. Analyse the solubility of different salts in the laboratory
      3. Prepare salts in the laboratory
      4. Examine the effects of heat on salts
      5. Explain the uses of different types of salts in everyday life
  4. The Mole Concept And Related Calculations
    1. The Mole as a Unit of Measurement
      1. Compare the mole with other units of measurements
      2. Measure molar quantities of different substances
    2. Application of the Mole Concept
      1. Convert known masses of elements, molecules or ions to moles
      2. Convert known volumes of gases at S.T.P to moles
      3. Change masses of solids or volumes of known gases to actual number of parties
      4. Prepare molar solutions of various soluble substances
      5. Perform calculations based on the mole concept
  5. Volumetric Analysis
    1. Standard Volumetric Apparatus
      1. Explain the concept of volumetric analysis
      2. Use volumetric apparatus
    2. Standard Solutions
      1. Explain the steps for preparation of standard solutions of common acids
      2. Prepare standard solutions of bases
      3. Carry out acid-base titration experiments
    3. Volumteric Calculations
      1. Standardize common mineral acids
      2. Find the relative atomic mass of unknown element in an acid or alkali
      3. Calculate the percentage purity of an acid or an alkali
      4. Find the number of molecules of water of crystallization of a substance
    4. Application of Volumetric Analysis
      1. Explain the application of volumetric analysis in real life situations
      2. Compare industrial and laboratory skills of volumetric analysis
  6. Ionic Theory And Electrolysis
    1. Ionic Theory
      1. Distinguish electrolytes from non-electrolytes
      2. Categorize weak and strong electrolytes
    2. The Mechanisms of Electrolysis
      1. Set up electrolytic cells of different electrolytes in the molten and aqueous states
      2. Explain ionic migrations during electrolysis and the preferential discharge of ions at the electrodes
      3. Perform experiments to identify the products of electrolysis when different electrolytes are used
      4. Perform experiments to identify the products of electrolysis when different electrodes are used
    3. Laws of Electrolysis
      1. Carry out experiments to relate masses liberated and quantity of electricity passed
      2. Carry out an experiment to verify Faraday’s First Law of Electrolysis
      3. Carry out an experiment to verify Faraday’s Second Law of Electrolysis
      4. Relate the chemical equivalents of elements and quantity of electricity passed
    4. Application of Electrolysis
      1. Outline the industrial purification of copper by electrolysis
      2. Carry out an experiment on electroplating of metallic materials
  7. Chemical Kinetics, Equilibrium And Energetics
    1. The Rate of Chemical Reactions
      1. Compare the rates of chemical reactions
      2. Perform experiments to measure the rates of chemical reactions
    2. Factors Affecting the Rate of Chemical Reactions
      1. Describe the effect of concentration on the rate of a reaction
      2. Demonstrate the effect of temperature on the rate of a reaction
      3. Show the effect of surface area of a solid on the rate of a reaction
      4. Demonstrate the effect of catalyst on the rate of a reaction
    3. Reversible and Irreversible Reactions
      1. Compare reversible and irreversible reactions
      2. Describe the concept of reversible and irreversible reactions
    4. Equilibrium Reactions
      1. Differentiate equilibrium reactions from simple reversible reactions
      2. Describe two equilibrium reactions of industrial importance
    5. Endothermic and Exothermic Reaction
      1. Explain the concept of endothermic and exothermic reactions
      2. Draw energy level diagrams for exothermic and endothermic reactions
  8. Extractions Of Metals
    1. Occurrence and Location of Metals in Tanzania
      1. Identify locations of important metal ores in Tanzania
      2. Compare the abundances of metals in the earth’s crust
    2. Chemical Properties of Metals
      1. Differentiate the physical and chemical strengths of metals
      2. Compare the reducing Power of different metals
    3. Extraction of Metals by Electrolytic Reduction
      1. Outline the criteria for the choice of the best methods of extracting a metal from its ore
      2. Explain the extraction of sodium from its ore
    4. Extraction of Metals by Chemical Reduction
      1. Describe the extraction of iron from its ore
    5. Environmental Consideration
      1. Identify environmental destruction caused by extraction of metals
      2. Suggest intervention measures to rectify environmental destruction
  9. Compounds Of Metals
    1. Oxides
      1. Prepare oxides of some metals by direct and indirect methods
      2. Classify metal oxides
      3. Demonstrate the reactions of metal oxides with water and dilute acids
      4. Explain the uses of metal oxides
    2. Hydroxides
      1. Prepare hydroxides of some metals by direct and indirect methods
      2. Classify metal hydroxides
      3. Explain the chemical properties of metal hydroxides
      4. Describe the uses of metal hydroxides
    3. Carbonates and Hydrogen Carbonates
      1. Prepare metal carbonate and hydrogen carbonates by different methods
      2. Classify metal carbonates
      3. Analyse the chemical properties of metal carbonates
      4. Describe the uses of carbonates and hydrogen carbonates
    4. Nitrates
      1. Prepare metal nitrates
      2. Explain the chemical properties of metal nitrates
      3. Explain the uses of metal nitrates
    5. Chlorides
      1. Prepare metal chlorides by direct and indirect methods
      2. Explain the chemical properties of metal chlorides
      3. Explain the uses of metal chloride
    6. Sulphates
      1. Prepare soluble and insoluble sulphates
      2. Explain chemical properties of sulphates
      3. Describe uses of sulphates
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