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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 1 | 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 |
|
| 1 | 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 |
|
| 1 | 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 |
|
| 1 | 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 |
|
| 2 | 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 |
|
| 2 | 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 |
|
| 2 | 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 |
|
| 2 | 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 |
|
| 3 | 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 |
|
| 3 | 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 |
|
| 3 | 3 |
METALS
|
Reaction of metals with chlorine.
|
By the end of the lesson, the learner should be able to:
Describe the reaction of metals with chlorine. |
Teacher demonstration in a fume cupboard / in the open.
Investigate reaction of metals with chorine Write corresponding equations. |
Metals: Al, Zn, Fe, Cu.
|
K.L.B. BK IV
Pages 189-191 |
|
| 3 | 4-5 |
METALS
|
Reaction of metals with chlorine.
Reaction of metals with acids. |
By the end of the lesson, the learner should be able to:
Describe the reaction of metals with chlorine. Describe and explain reaction of metals with acids. |
Teacher demonstration in a fume cupboard / in the open.
Investigate reaction of metals with chorine Write corresponding equations. 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.
Metals: Al, Zn, Fe, Cu. Acids; HCl, HNO3, H2SO4. |
K.L.B. BK IV
Pages 189-191 K.L.B. BK IV Pages 191-4 |
|
| 4 | 1 |
METALS
|
Uses of metals.
|
By the end of the lesson, the learner should be able to:
State uses of some metals and alloys. |
Q/A & brief discussion;
Uses of Sodium, Aluminium, Zinc, Iron and Copper & some alloys. |
student book
|
K.L.B. BK IV
Pages 194-7 |
|
| 4 | 2 |
METALS
|
Uses of metals.
|
By the end of the lesson, the learner should be able to:
State uses of some metals and alloys. |
Q/A & brief discussion;
Uses of Sodium, Aluminium, Zinc, Iron and Copper & some alloys. |
student book
|
K.L.B. BK IV
Pages 194-7 |
|
| 4 | 3 |
METALS
|
Environmental effects of extraction of metals.
|
By the end of the lesson, the learner should be able to:
Identify some environmental effects of extraction of metals. |
Oral questions and open discussion.
Assignment / Topic review. |
student book
|
K.L.B. BK IV
Pages 197-8 |
|
| 4 | 4-5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Alkanols (Alcohols).
Nomenclature of alkanols. |
By the end of the lesson, the learner should be able to:
Identify the functional group of alkanols. Explain formation of alkanol molecules. Name and draw the structure of simple alkanols. |
Q/A: review alkanes, alkenes and alkynes. Teacher exposes new concepts and links them with already known concepts. Guided discovery of naming system for alkanols. Draw and name structures of alkanols. |
student book
|
K.L.B. BK IV
Page 205 K.L.B. BK IV Pages 206-8 |
|
| 5 | 1 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Isomerism in alkanols.
|
By the end of the lesson, the learner should be able to:
Describe positional and chain isomerism in alkanols. Explain formation of primary and secondary alkanols. |
Q/A: review the terms positional and chain isomerism.
Brief discussion on isomerism. Oral exercise: naming given organic compounds. Written exercise: writing structural formulae for isomers of organic compounds of a given molecular formula. |
student book
|
K.L.B. BK IV
Pages 208-10 |
|
| 5 | 2 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Preparation of ethanol in the lab.
|
By the end of the lesson, the learner should be able to:
Describe preparation of ethanol in the laboratory. |
Group experiments / teacher demonstration.
Discuss the fermentation process. |
Calcium hydroxide solution, sugar solution, yeast.
|
K.L.B. BK IV
Pages 210-11 |
|
| 5 | 3 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Preparation of ethanol in the lab.
|
By the end of the lesson, the learner should be able to:
Describe preparation of ethanol in the laboratory. |
Group experiments / teacher demonstration.
Discuss the fermentation process. |
Calcium hydroxide solution, sugar solution, yeast.
|
K.L.B. BK IV
Pages 210-11 |
|
| 5 | 4-5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Physical properties of alkanols.
Chemical properties of alkanols. |
By the end of the lesson, the learner should be able to:
Explain the physical properties of alkanols. Describe some chemical reactions of alkanols. |
Comparative evaluation of physical properties of alkanols.
Q/A & discussion on variation in physical properties of alkanols. Group experiments/ teacher demonstration to investigate combustion of ethanol and its reaction with metals. Write corresponding chemical equations. |
student book
|
K.L.B. BK IV
Page 212 K.L.B. BK IV Pages 213-5 |
|
| 6 | 1 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Esters and esterification.
|
By the end of the lesson, the learner should be able to:
Explain formation of esters. Describe the esterification process. |
Teacher exposes and explains new concepts.
Assignment. |
student book
|
K.L.B. BK IV
Pages 215-6 |
|
| 6 | 2 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Oxidation of ethanol.
Uses of alkanols.
|
By the end of the lesson, the learner should be able to:
Explain oxidation of ethanol by an oxidizing agent. State uses of alkanols. Explain the effects of alcohol on human health |
Q/A: review redox reactions, oxidizing and reducing agents.
Brief discussion: oxidation of ethanol using potassium (VII) manganate or potassium (VI) dichromate. Write corresponding chemical equations. Open discussion. |
student book
|
K.L.B. BK IV
Pages 216-8 |
|
| 6 | 3 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Alkanoic (Carboxylic Acids).
|
By the end of the lesson, the learner should be able to:
Identify the functional group of alkanoic (carboxylic) acids. Explain formation of alkanoic acid molecule. |
Q/A: review functional group of alkanols.
Brief discussion. |
student book
|
K.L.B. BK IV
Page 219 |
|
| 6 | 4-5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Nomenclature of alkanoic acids.
|
By the end of the lesson, the learner should be able to:
Name and draw the structure of simple alkanoic acids. |
Guided discovery of the naming system for alkanoic acids.
|
Chart: homologous series of alkanoic acids.
|
K.L.B. BK IV
Pages 219-221 |
|
| 7 | 1 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Lab preparation of ethanoic acid.
|
By the end of the lesson, the learner should be able to:
Describe laboratory preparation of ethanoic acid. |
Teacher demonstration: prepare ethanoic acid in the lab.
Brief discussion on preparation of ethanoic acid. |
Concentrated H2SO4, potassium manganate
(VII) Crystals, water bath. |
K.L.B. BK IV
Pages 221-223 |
|
| 7 | 2 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Lab preparation of ethanoic acid.
|
By the end of the lesson, the learner should be able to:
Describe laboratory preparation of ethanoic acid. |
Teacher demonstration: prepare ethanoic acid in the lab.
Brief discussion on preparation of ethanoic acid. |
Concentrated H2SO4, potassium manganate
(VII) Crystals, water bath. |
K.L.B. BK IV
Pages 221-223 |
|
| 7 | 3 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Physical properties of alkanoic acids.
|
By the end of the lesson, the learner should be able to:
Explain some physical properties of alkanoic acids. |
Compare physical properties of some alkanoic acids.
Discuss the difference in physical properties among alkanoic acids. |
student book
|
K.L.B. BK IV
Pages 223-4 |
|
| 7 | 4-5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Chemical properties of alkanoic acids.
Chemical properties & Uses of alkanoic acids. |
By the end of the lesson, the learner should be able to:
Explain some chemical properties of alkanoic acids. Write equations for chemical reactions involving acids. State uses of alkanoic acids. |
Group experiment: investigate some chemical properties of ethanoic acid.
Carry out tests and record observations in a table. Review and discuss the observations above. Write corresponding chemical equations. Teacher elucidates uses of alkanoic acids. |
Ethanoic acid, universal indicator, sodium carbonate, magnesium strip, ethanol, conc. H2SO4 and sodium hydroxide.
student book |
K.L.B. BK IV
Pages 224-5 K.L.B. BK IV Pages 225-7 |
|
| 8 | 1 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Soap preparation in the lab.
|
By the end of the lesson, the learner should be able to:
Describe soap preparation in the lab. |
Group experiments,
Answer questions based on the experiments already carried out. |
student book
|
K.L.B. BK IV
Pages 227-230 |
|
| 8 | 2 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Cleaning action of soap.
|
By the end of the lesson, the learner should be able to:
Describe the nature of a soap molecule. Explain the mode of action in cleaning. |
Expository and descriptive approaches.
Answer oral questions. |
student book
|
K.L.B. BK IV
Pages 230-232 |
|
| 8 | 3 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Effects of hard / soft water on soap.
|
By the end of the lesson, the learner should be able to:
Explain the effects of hard/ soft water on soap. |
Group experiments: form soap lather in different solutions.
Deduce the effects of hard/ soft water on soap. |
Distilled water, tap water, rainwater, sodium chloride solution.
Calcium nitrate, Zinc Sulphate, etc. |
K.L.B. BK IV
Pages 232-235 |
|
| 8 | 4-5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Soapless detergents.
Polymers and polymerization. |
By the end of the lesson, the learner should be able to:
Prepare soapless detergents in the lab. State merits of soapless detergents over soaps. Explain the concepts additional and condensation polymerization as methods of making synthetic polymers. Identify some products of polymerization. State merits and demerits of synthetic polymers over natural materials. |
Teacher demonsration.
Brief discussion. Teacher exposes and explains new concepts. Detailed discussion. Assignment. |
student book
|
K.L.B. BK IV
Pages 235-238 K.L.B. BK IV Pages 238-242 |
|
| 9 | 1 |
RADIOACTIVITY
|
Definition of radioactivity.
|
By the end of the lesson, the learner should be able to:
Define radioactivity, a nuclide and radioactive decay. Differentiate between natural and artificial radioactivity. |
Q/A: Review the atomic structure. Exposition: symbolic representation of an atom / nucleus. Exposition: meaning of radioactivity and radioactive decay. Discussion: artificial and natural radioactivity. |
student book
|
K.L.B. BK IV
Pages 249-251 |
|
| 9 | 2 |
RADIOACTIVITY
|
Alpha particles.
|
By the end of the lesson, the learner should be able to:
State properties of alpha particles. Describe methods of detecting alpha particles. |
Q/A: position of helium in the periodic table.
Expository approach: |
student book
|
K.L.B. BK IV
Pages 251-253 |
|
| 9 | 3 |
RADIOACTIVITY
|
Equations involving alpha particles.
Beta particles. Gamma rays. |
By the end of the lesson, the learner should be able to:
Write down and balance equations involving alpha particles. State properties of beta particles. Define isotopes and isobars. Write down balanced equations involving both alpha and beta particles. State properties of gamma rays. |
Q/A: Review atomic and mass numbers.
Examples of balanced equations. Supervised practice. Q/A: Review isotopes. Expository approach: teacher briefly exposes new concepts. Examples of equations. Supervised practice. Assignment. |
student book
|
K.L.B. BK IV
Page 257 |
|
| 9 | 4-5 |
RADIOACTIVITY
|
Radioactive
Half-Life.
Radioactive decay curve. Nuclear fusion and nuclear fission. Applications of radioactivity. |
By the end of the lesson, the learner should be able to:
Define the term radioactive half-life. Solve problems relating to half ?life Plot a radioactive decay curve to deduce the half ?life from the curve. Differentiate between nuclear fusion and nuclear fission. Describe applications of radioactivity. |
Teacher demonstration: Dice experiment.
Exposition of the term half-life. Worked examples. Written exercise Drawing a radioactive decay curve inferring the half-life of the sample from the graph. Exposition of new concepts accompanied by nuclear equations. Brief discussion: Carbon dating, detecting leakage, medication, agriculture, industry; effect of static charges, etc. |
Dice.
Graph papers. student book |
K.L.B. BK IV
Pages 253-4 K.L.B. BK IV Pages 259-260 |
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