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SCHEME OF WORK
Chemistry
Form 4 2024
TERM III
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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
2 1
METALS
Ores of some metals.
By the end of the lesson, the learner should be able to:


Name the chief ores of some metals.


Exposition and brief discussion.
K.L.B. BK IV
Pages 168-9
2 2
METALS
Occurrence and extraction of sodium.
By the end of the lesson, the learner should be able to:
Describe occurrence and extraction of sodium.
Oral questions on electrolysis and equations at electrodes.
Brief discussion on occurrence and extraction.
Chart: Down?s cell.
K.L.B. BK IV
Pages 170-171
2 3
METALS
Occurrence and extraction of aluminium.
By the end of the lesson, the learner should be able to:
Describe occurrence and extraction of aluminium.
Brief discussion.
Write relevant chemical equations.
student book
K.L.B. BK IV
Pages 171-3
2 4-5
METALS
Occurrence and extraction of iron.
Occurrence and extraction of zinc.
By the end of the lesson, the learner should be able to:
Describe occurrence and extraction of iron.
Describe occurrence and extraction of zinc by electrolysis and reduction methods.
Brief discussion.
Write relevant chemical equations.
Chart: Blast furnace.
Flow chart: extraction of Zinc.
K.L.B. BK IV
Pages 173-5
K.L.B. BK IV
Pages 175-9
3 1
METALS
Extraction of lead.
By the end of the lesson, the learner should be able to:
Explain how lead is extracted.
Q/A & brief discussion.
Write balanced chemical equations leading to extraction of lead.
Flow chart: extraction of lead.
K.L.B. BK IV
Pages 179-80
3 2
METALS
Extraction of lead.
By the end of the lesson, the learner should be able to:
Explain how lead is extracted.
Q/A & brief discussion.
Write balanced chemical equations leading to extraction of lead.
Flow chart: extraction of lead.
K.L.B. BK IV
Pages 179-80
3 3
METALS
Occurrence and extraction of copper.
By the end of the lesson, the learner should be able to:
Describe extraction of copper.
Q/A & brief discussion.
Write balanced chemical equations leading to extraction of copper.
Flow chart: extraction of copper.
K.L.B. BK IV
Pages 181-183
3 4-5
METALS
Physical properties of some metals.
Reaction of metals with oxygen.
By the end of the lesson, the learner should be able to:
State general properties of metals.
Explain the difference in physical properties of metals.
Explain effect of burning metals in air.
Compare physical properties of some metals as summarized in a chart.
Q/A & discussion based on physical properties.

Teacher demonstration / Group experiments.
Burning some metals in air.
Write relevant equations.
Brief discussion.
student book
Common lab. metals.
K.L.B. BK IV
Pages 183-4
K.L.B. BK IV
Pages 184-6
4 1
METALS
Reaction of metals with cold water and steam.
By the end of the lesson, the learner should be able to:
Describe reaction of metals with cold water and steam.

Arrange the metals in order of reactivity with cold water and steam.
Class experiments:
Investigate reaction of some metals with cold water and steam.
Analyse the results.
Metals: Al, Zn, Fe, Cu.
K.L.B. BK IV
Pages 186-9
4 2
METALS
Reaction of metals with cold water and steam.
By the end of the lesson, the learner should be able to:
Describe reaction of metals with cold water and steam.

Arrange the metals in order of reactivity with cold water and steam.
Class experiments:
Investigate reaction of some metals with cold water and steam.
Analyse the results.
Metals: Al, Zn, Fe, Cu.
K.L.B. BK IV
Pages 186-9
4 3
METALS
Reaction of metals with cold water and steam.
By the end of the lesson, the learner should be able to:
Describe reaction of metals with cold water and steam.

Arrange the metals in order of reactivity with cold water and steam.
Class experiments:
Investigate reaction of some metals with cold water and steam.
Analyse the results.
Metals: Al, Zn, Fe, Cu.
K.L.B. BK IV
Pages 186-9
4 4-5
METALS
Reaction of metals with cold water and steam.
Reaction of metals with chlorine.
By the end of the lesson, the learner should be able to:
Describe reaction of metals with cold water and steam.

Arrange the metals in order of reactivity with cold water and steam.


Describe the reaction of metals with chlorine.
Class experiments:
Investigate reaction of some metals with cold water and steam.
Analyse the results.
Teacher demonstration in a fume cupboard / in the open.
Investigate reaction of metals with chorine
Write corresponding equations.
Metals: Al, Zn, Fe, Cu.
Metals: Al, Zn, Fe, Cu.
K.L.B. BK IV
Pages 186-9
K.L.B. BK IV
Pages 189-191
5 1
METALS
Reaction of metals with acids.
By the end of the lesson, the learner should be able to:
Describe and explain reaction of metals with acids.
Group experiments: investigate reaction of metals with dilute acids.
Teacher demonstration: investigate reaction of metals with concentrated acids.
Discuss the observations made and write relevant chemical equations.
Metals: Al, Zn, Fe, Cu.

Acids; HCl, HNO3, H2SO4.
K.L.B. BK IV
Pages 191-4
5 2
METALS
Reaction of metals with acids.
By the end of the lesson, the learner should be able to:
Describe and explain reaction of metals with acids.
Group experiments: investigate reaction of metals with dilute acids.
Teacher demonstration: investigate reaction of metals with concentrated acids.
Discuss the observations made and write relevant chemical equations.
Metals: Al, Zn, Fe, Cu.

Acids; HCl, HNO3, H2SO4.
K.L.B. BK IV
Pages 191-4
5 3
METALS
Reaction of metals with acids.
By the end of the lesson, the learner should be able to:
Describe and explain reaction of metals with acids.
Group experiments: investigate reaction of metals with dilute acids.
Teacher demonstration: investigate reaction of metals with concentrated acids.
Discuss the observations made and write relevant chemical equations.
Metals: Al, Zn, Fe, Cu.

Acids; HCl, HNO3, H2SO4.
K.L.B. BK IV
Pages 191-4
5 4-5
METALS
Uses of metals.
Environmental effects of extraction of metals.
By the end of the lesson, the learner should be able to:
State uses of some metals and alloys.
Identify some environmental effects of extraction of metals.
Q/A & brief discussion;
Uses of Sodium, Aluminium, Zinc, Iron and Copper & some alloys.

Oral questions and open discussion.

Assignment / Topic review.
student book
K.L.B. BK IV
Pages 194-7
K.L.B. BK IV
Pages 197-8

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