SS2 Chemistry 1st Term Lesson Note and Scheme of Work by Week
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Mass-Volume Relationship
SUB TOPICS:
A. Stoichiometry of reaction
B. Reaction involving gas volume
C. Stoichiometry of copper ion and zinc ion
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LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Explain the concept of stoichiometry of a chemical reaction.
2 Calculate mass-volume of substances in hypothetical reactions.
3 ETC
Acid–Base Titration
SUB TOPICS:
A. Definition and examples of acid-base titration
B. Molar solution
C. Calculation on volumetric analysis
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Identify strong and weak acids or bases.
2 Define standard solution.
3 ETC
Chemical Reactions
SUB TOPICS:
A. Types of chemical reactions
B. Rate of chemical reactions
C. Rate curve
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Identify reactions and products of any chemical reactions.
2 State types of chemical reactions.
3 ETC
Chemical Reactions (CONT'D)
SUB TOPICS:
A. Collision theory
B. Factors affecting rate of chemical reactions
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Explain collision theory with respect to reaction rate and time.
2 Describe the influence of the following on a chemical reaction rate: nature of reactions, temperature, pressure, etc.
PRACTICAL APPROACHES:
Carry out simple experiment to illustrate the effect of concentration using acidified KI solution, hydrogen peroxide and starch powder.
Energy and Chemical Reactions
SUB TOPICS:
A. Heat content and heat of reaction
B. Exothermic and endothermic reactions
C. Energy relationship in exothermic and endothermic reactions
D. Heat of reaction and chemical bond
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Explain endothermic reaction and exothermic reaction.
2 Identify a reaction as either endothermic or exothermic.
3 Explain the concept of enthalpy change of a chemical reaction.
4 Draw the energy profile diagram for endothermic and exothermic reactions.
5 ETC
Energy and Chemical Reactions (CONT'D)
SUB TOPICS:
A. Hess’s law and Haber cycle
B. Chemical thermodynamics
C. Conditions for spontaneity of a reaction
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Define Hess’s law.
2 Explain Haber cycle.
3 ETC
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Chemical Equilibrium (CONT'D)
SUB TOPICS:
A. Equilibrium constant, free energy and electron potential
B. Equilibrium in practice
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Explain the meaning of equilibrium constant Kc.
2 State the relationship between equilibrium constant Kc, free energy and electrode potential.
3 Explain Le Charteliers principle.
4 Write equilibrium equation and constant Kc of a reversible reaction.
5 ETC
Water, Solution and Solubility
SUB TOPICS:
A. Sources and treatment of water
B. Hardness of water
C. Removal of hardness in water
D. Advantages and disadvantages of hard water
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 State the sources of water.
2 Explain the causes of hardness of water.
3 Outline the procedures involved in the treatment of water for town supply.
4 Demonstrate the removal of hardness in water using washing soda.
5 ETC
Water, Solution and Solubility (CONT'D)
SUB TOPICS:
A. Structure and properties of water
B. Water pollution
C. Solute, solution and solubility
D. Calculations on solubility
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Define the following concept: solute, solution, solvent, and solubility.
2 Prepare solutions of common substances.
3 ETC
(Ana Arm Technologies)
Mass-Volume Relationship
Acid–Base Titration
Chemical Reactions
Energy and Chemical Reactions
Chemical Equilibrium
Water, Solution and Solubility
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