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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 2 | 1 |
SULPHUR AND ITS COMPOUNDS
|
Acidic properties of SO2.
|
By the end of the
lesson, the learner
should be able to:
To carry out experiments to determine acidic properties of SO2. |
Teacher demonstration to verify acidic properties of sulphur dioxide.
Write equations. |
textbook
|
K.L.B.BK III
P. 193 Longhorn Book III PP 262-3 |
|
| 2 | 2 |
SULPHUR AND ITS COMPOUNDS
|
Reducing action of SO2.
|
By the end of the
lesson, the learner
should be able to:
To verify reducing action of SO2. |
Class experiments: make observations and draw conclusions.
Write balanced corresponding equations. |
Experimental worksheets.
|
K.L.B.BK III
P. 195 |
|
| 2 | 3-4 |
SULPHUR AND ITS COMPOUNDS
|
Bleaching properties of SO2.
Oxidizing action of SO2. Sulphate and sulphite ions. Uses of SO2. |
By the end of the
lesson, the learner
should be able to:
To carry out experiments to determine bleaching properties of SO2. To carry out tests for Sulphate and sulphite ions. State uses of SO2. |
Discuss the observations made above.
Write corresponding equations. Class experiments. Make deductions from the observations made. Write (ionic) equations for the reactions. Teacher elucidates uses of SO2. |
Burning magnesium.
Hydrogen sulphide. Sodium sulphate Barium chloride Barium nitrate. |
K.L.B .BK III
P. 194 Longhorn Book III PP 263-4 K.L.B. BK III P. 200 Longhorn Book III PP 268-9 |
|
| 2 | 5 |
SULPHUR AND ITS COMPOUNDS
|
Sulphuric acid.
Contact process of manufacture.
|
By the end of the
lesson, the learner
should be able to:
To identify raw materials for manufacture of sulphuric acid. To describe the contact process. |
Discussion using schematic
flow charts. Writing equations. |
Chart-schematic
Flow charts. |
K.L.B. BK III PP.201-203 Longhorn Book III PP 275-6 |
|
| 3 | 1 |
SULPHUR AND ITS COMPOUNDS
|
Properties of conc. H2SO4.
Physical properties of sulphuric acid. |
By the end of the
lesson, the learner
should be able to:
Describe properties of conc. H2SO4. |
Discuss above observations.
Write relevant equations. |
charts
Conc. sulphuric acid. |
K.L.B.
BK III P. 204 |
|
| 3 | 2 |
SULPHUR AND ITS COMPOUNDS
|
Chemical properties of Sulphuric acid.
|
By the end of the
lesson, the learner
should be able to:
To write equations to show that conc. sulphuric acid is a drying and dehydrating agent. To describe reactions of dilute H2SO4 with metals. |
Discussion and explanations.
Group expts. ? reaction of metals with dilute H2SO4, make observations and relevant deductions; writing corresponding equations. |
Magnesium, zinc, copper metals.
|
K.L.B.
BK III P. 206 Longhorn Book III PP 276-8 |
|
| 3 | 3-4 |
SULPHUR AND ITS COMPOUNDS
|
Dilute H2SO4, carbonates and hydrogen carbonates.
Dilute H2SO4, and metal oxides and hydroxides. |
By the end of the
lesson, the learner
should be able to:
To describe reaction of dilute H2SO4 with carbonates and hydrogen carbonates. To investigate reaction of dilute H2SO4 with metal oxides and hydroxides. |
Discussion, writing relevant equations.
Class expts. Observing colour changes. |
charts
Oxides of magnesium, zinc, copper. NaOH Solution. |
K.L.B. BK III P. 208 K.L.B. BK III P. 210 Longhorn Book III PP 287-8 |
|
| 3 | 5 |
SULPHUR AND ITS COMPOUNDS
|
Dilute H2SO4 and metal oxides & hydroxides.
|
By the end of the
lesson, the learner
should be able to:
To explain reactions of dilute H2SO4 with metal oxides and hydroxides. |
Discussion, writing relevant chemical equations.
|
charts
|
K.L.B. BK III P. 211 |
|
| 4 | 1 |
SULPHUR AND ITS COMPOUNDS
|
Hydrogen sulphide.
Preparation of the gas.
Reaction of the gas with oxygen.
|
By the end of the
lesson, the learner
should be able to:
To describe preparation of hydrogen sulphide. To state properties of the gas. |
Theoretical / descriptive approach.
Writing corresponding equations. Discuss physical properties of the gas and reaction of the gas with oxygen. |
charts
|
K.L.B.
BK III P. 210 Longhorn Book III PP 289-90 |
|
| 4 | 2 |
SULPHUR AND ITS COMPOUNDS
|
Reaction of the gas with water.
Reducing properties of the gas.
|
By the end of the
lesson, the learner
should be able to:
To write equations for reaction of the gas with water. To demonstrate reducing properties of the gas. |
Writing chemical equations for the reactions.
|
charts
|
K.L.B.
BK III P. 212. Longhorn Book III PP 291-2 |
|
| 4 | 3-4 |
SULPHUR AND ITS COMPOUNDS
CHLORINE & ITS COMPOUNDS |
Sulphur and its effects on the environment.
Lab. preparation of chlorine gas. Physical properties of chlorine. |
By the end of the
lesson, the learner
should be able to:
To explain environmental pollution caused by sulphur and its compounds. Describe laboratory preparation of chlorine gas. |
Discussion and explanation.
Teacher demonstration ? gas prep. tests on the gas. |
charts
Conc. HCl, Manganese (IV) oxide. charts |
K.L.B.
BK III P. 214 Longhorn Book PP 293-5 K.L.B.BK III P. 219 Longhorn Book III PP 298-9 |
|
| 4 | 5 |
CHLORINE & ITS COMPOUNDS
|
Chemical properties of chlorine ? reaction with water.
|
By the end of the
lesson, the learner
should be able to:
To investigate and explain reaction of chlorine with water. |
Teacher demonstration:
Writing chemical equations. |
Moist blue litmus papers.
|
K.L.B.BK III
P. 222 Longhorn Book III PP 301-2 |
|
| 5 | 1 |
CHLORINE & ITS COMPOUNDS
|
Chemical properties of chlorine
- Reaction with metals
- Reaction with non-metals.
|
By the end of the
lesson, the learner
should be able to:
To investigate and explain reaction of chlorine with metals / non-metals. |
Teacher demonstration:
Discussion. Writing chemical equations. |
textbook
|
K.L.B.BK III
PP. 224 -225 Longhorn Book III PP 303-5 |
|
| 5 | 2 |
CHLORINE & ITS COMPOUNDS
|
- Oxidizing properties of chlorine.
|
By the end of the
lesson, the learner
should be able to:
To investigate and explain reaction of chlorine with reducing a gents. |
Group experiments.
Discuss and explain observations made. Write corresponding chemical equations. |
Expt. Worksheets.
|
K.L.B. BK III
PP. 226 -227 Longhorn Book PP 307-8 |
|
| 5 | 3-4 |
CHLORINE & ITS COMPOUNDS
|
Chlorine and alkalis.
Test for chlorides. |
By the end of the
lesson, the learner
should be able to:
To investigate and explain reaction of chlorine with alkalis. To carry out tests for chlorides. |
Teacher demonstration: Bubbling chlorine with dilute cold / hot NaOH solution.
Make observations and account for them. Class expts. Discuss observations, results. Write chemical equations for the reactions. |
Cold / hot NaOH solutions.
Expt. Worksheets. Zinc chloride, litmus paper, conc. Sulphuric acid. |
K.L.B.BK III
P. 228 Longhorn Book III PP 313-4 K.L.B.BK III P. 230 Longhorn Book III PP 318-319 |
|
| 5 | 5 |
CHLORINE & ITS COMPOUNDS
|
Uses of chlorine gas.
|
By the end of the
lesson, the learner
should be able to:
To state uses of chlorine. |
Teacher elucidates uses of chlorine.
|
|
K.L.B.BK III
P. 231 Longhorn Book III PP 320 |
|
| 6 | 1 |
CHLORINE & ITS COMPOUNDS
|
Hydrogen chloride gas.
Lab. prep.
Physical properties.
|
By the end of the
lesson, the learner
should be able to:
To describe Lab. prep of hydrogen chloride gas. To investigate and state physical properties of hydrogen chloride gas. |
Teacher demonstration.
Carry out tests on the gas and deduce the properties of the gas. |
Sodium chloride crystals, conc H2SO4
|
K.L.B.BK III P. 232 Longhorn Book III PP 323-4 |
|
| 6 | 2 |
CHLORINE & ITS COMPOUNDS
|
Aqueous hydrogen chloride.
|
By the end of the
lesson, the learner
should be able to:
To prepare aqueous hydrogen chloride. |
Class experiment leading to deduction of chemical properties of hydrogen chloride gas.
|
Distilled water.
|
K.L.B.BK III P. 234 |
|
| 6 | 3-4 |
CHLORINE & ITS COMPOUNDS
|
Further chemical properties of hydrogen chloride gas.
Large-scale production of hydrochloric acid. Uses of hydrochloric acid. |
By the end of the
lesson, the learner
should be able to:
To determine chemical properties of hydrogen chloride gas. To carry out confirmatory test for hydrogen chloride gas. Identify raw materials for manufacture of hydrochloric acid in large scale. Describe the manufacturing process. |
Class experiment leading to deduction of further chemical properties of hydrogen chloride gas / confirmatory test for hydrogen chloride gas.
Discussion and giving relevant equations. |
Ammonia solution.
charts |
K.L.B. BK III
PP. 235 -223 Longhorn Book III PP 327-331 K.L.B.BK III P. 237 Longhorn Book III P 330 |
|
| 6 | 5 |
CHLORINE & ITS COMPOUNDS
|
Effects of hydrochloric acid on the environment.
|
By the end of the
lesson, the learner
should be able to:
To explain effects of hydrochloric acid on the environment. |
Discussion and explanation.
Assignment. |
charts
|
K.L.B. BK III
P 238. Longhorn Book III PP 334-8 |
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