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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 1 |
Opener exams |
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| 2 | 1 |
GAS LAWS
|
Diffusion.
|
By the end of the
lesson, the learner
should be able to:
Define diffusion. Describe experiments to show diffusion. |
Group experiments. Diffusion of KMnO4 crystals, concentrated ammonia solution. |
KMnO4 crystals, Litmus papers. |
K.L.B. BK III PP. 14-15 Longhorn Book III P 19 |
|
| 2 | 2 |
THE MOLE
|
Mole, molar mass and R.A.M.
Number of moles in a substance. |
By the end of the
lesson, the learner
should be able to:
Define the term mole as a quantity of measurement. Relate the mole to R.A.M and molar mass. |
Discuss various analogies that lead to the definition of the mole.
Expose the meaning of R.A.M., Avogadro?s constant and molar mass. |
Chart- table of molar masses of elements.
student book |
K.L.B. BK III
PP. 27-31 Longhorn Book III PP 34-35 |
|
| 2 | 3-4 |
THE MOLE
|
Relative molecular mass
&
Relative formula mass.
|
By the end of the
lesson, the learner
should be able to:
Define relative molecular mass. Calculate RMM of a compound. |
Q/A: - Review formulae of compounds.
Complete a table of compounds and their molecular / formula mass. |
Calculators.
|
K.L.B.BK III
PP. 34-35 Longhorn Book III PP 44-60 |
|
| 2 | 5 |
THE MOLE
|
Moles and Avogadro?s number.
Empirical Formula. |
By the end of the
lesson, the learner
should be able to:
Calculate number of particles in a given number of moles. |
Review standard form of numbers.
Worked examples. Supervised exercise. |
Calculators.
student book |
K.L.B.BK III
PP. 3132 Longhorn Book III PP 30-31 |
|
| 3 | 1 |
THE MOLE
|
Molecular formula.
|
By the end of the
lesson, the learner
should be able to:
Define molecular formula of a compound. Find molecular formula given percentage composition of a compound by mass. |
Worked examples.
Supervised practice. |
Calculators.
|
K.L.B.BK III
P. 45 Longhorn Book III PP 73-75 |
|
| 3 | 2 |
THE MOLE
|
Molecular formula.
|
By the end of the
lesson, the learner
should be able to:
Define molecular formula of a compound. Find molecular formula given percentage composition of a compound by mass. |
Worked examples.
Supervised practice. |
Calculators.
|
K.L.B.BK III
P. 45 Longhorn Book III PP 73-75 |
|
| 3 | 3-4 |
THE MOLE
|
Concentration of a solution.
Molarity of a solution. Preparation of molar solutions. |
By the end of the
lesson, the learner
should be able to:
Define concentration of a solution. Find concentration of a solution in grams/litre and moles/litre. Define molarity of a solution. Find molarity of a solution in M/dm? |
Q/A: - Equivalent ratios, e.g. 4g dissolved in 500cm? and
8g in 1 litre. Worked examples on concentration of solutions. Teacher explains that molarity of a solution is given in moles of the solute per litre. Worked examples. Supervised exercise. |
chart
student book Volumetric flasks, teat droppers/wash bottle. Sodium hydrogen pellets. Weighing balance. |
K.L.B. BK III
PP. 46-48 Longhorn Book III PP 76-81 K.L.B. BK III PP. 48-49 Longhorn Book III PP 76-81 |
|
| 3 | 5 |
THE MOLE
|
Calculators on molar solutions.
|
By the end of the
lesson, the learner
should be able to:
Solve numerical calculations on molar solutions. Problems on molar solutions. |
Worked examples.
Supervised exercise. Assignment. |
student book
|
K.L.B. BK III
P 51 Longhorn Book III PP 76-81 |
|
| 4 | 1 |
THE MOLE
|
Dilution of solutions.
|
By the end of the
lesson, the learner
should be able to:
Calculate molarity of a solution after dilution. |
Group experiments.
Calculations. |
student book
|
K.L.B. BK III
PP. 76-81 |
|
| 4 | 2 |
THE MOLE
|
Stoichiometry of a chemical reaction.
|
By the end of the
lesson, the learner
should be able to:
To determine mole ratio of given reactions. |
Group experiments: - Determine masses, hence moles of reacting CuSO4 solution and iron metal.
|
CuSO4 solution and iron metal.
|
K.L.B. BK III
P. 56 Longhorn Book III PP 87-92 |
|
| 4 | 3-4 |
THE MOLE
|
Stoichiometric equations.
Stoichiometric equations of various reactions. |
By the end of the
lesson, the learner
should be able to:
To define a stoichiometric equation. To investigate and determine Stoichiometric equations of various reactions. |
To write stoichiometric equations of the above reactions.
Class experiments. Problem solving. |
student book
|
K.L.B. BK III
Longhorn Book III PP 14-16 PP. 88-93 K.L.B. BK III P. 62 |
|
| 4 | 5 |
ORGANIC CHEMISTRY (I)
|
Hydrocarbons.
|
By the end of the
lesson, the learner
should be able to:
To define organic Chemistry. To define a hydrocarbon. To identify groups of hydrocarbons. To describe the carbon atom. |
Discuss composition of the carbon atom; hence deduce number of valence electrons.
Exposition of new terms. |
student book
|
K.L.B. BK III
P. 92 Longhorn Book III P 135 |
|
| 5 | 1 |
ORGANIC CHEMISTRY (I)
|
Alkanes.
Naming Alkanes. |
By the end of the
lesson, the learner
should be able to:
To identify various alkanes. To list sources of alkanes. To state uses of different fractions of crude oil. To define cracking of alkanes. |
Expose various alkanes.
Discuss the biomass digester, fractional distillation of crude oil and uses of the fractions. Discuss the cracking process. |
Chart of biomass digester.
student book |
K.L.B. BK III
PP. 93-94 Longhorn Book III PP 135-6 |
|
| 5 | 2 |
ORGANIC CHEMISTRY (I)
|
Members of Alkane series.
|
By the end of the
lesson, the learner
should be able to:
To name members of alkane series and identify their characteristics. To draw the structures of alkane series. |
Discussion and exposition of new concepts.
|
Chart- structure of alkanes.
|
K.L.B. BK III
PP. 97-99 Longhorn Book III PP 137-9 |
|
| 5 | 3-4 |
ORGANIC CHEMISTRY (I)
|
Isomerism in alkanes.
Laboratory preparation of a given alkane. |
By the end of the
lesson, the learner
should be able to:
To draw and name isomers of simple hydrocarbons. To describe laboratory preparation of a given alkane. To state physical properties of the gases prepared. |
Discussion and exposition of new concepts.
Teacher demonstration. Discussion. |
Models.
Sodium ethanoate, sodalime, Pestle and mortar. |
K.L.B. BK III
PP. 101-102 Longhorn Book III PP 141-2 K.L.B. BK III P. 103 Longhorn Book III PP 146 |
|
| 5 | 5 |
ORGANIC CHEMISTRY (I)
|
Trend in physical properties of alkanes.
Chemical properties of alkanes. |
By the end of the
lesson, the learner
should be able to:
To describe the trend in physical properties of alkanes. |
Study a table of comparative properties of alkanes.
Make deductions from the table. |
student book
|
K.L.B. BK III
P. 105 Longhorn Book III PP 148-9 |
|
| 6 | 1 |
ORGANIC CHEMISTRY (I)
|
Substitution reactions involving alkanes.
Uses of alkanes.
|
By the end of the
lesson, the learner
should be able to:
To describe substitution reactions involving alkanes. To list down uses of alkanes. |
Discussion
Teacher elucidates uses of alkanes. |
student book
|
K.L.B. BK III
P. 108 Longhorn Book III PP 149-50 |
|
| 6 | 2 |
ORGANIC CHEMISTRY (I)
|
Alkenes.
Molecular formulae of alkenes.
|
By the end of the
lesson, the learner
should be able to:
To write molecular formulae of alkenes. |
Examine table of members of alkenes.
To identify members of alkene series. |
student book
|
K.L.B. BK III
PP 153-4 |
|
| 6 | 3-4 |
ORGANIC CHEMISTRY (I)
|
Naming alkenes.
Alkene isomerism. Preparing ethene in the lab. |
By the end of the
lesson, the learner
should be able to:
To name various alkenes. To describe lab preparation of ethene. |
Q/Q: Nomenclature in alkenes.
Compare alkenes; hence deduce names of various alkenes. Teacher demonstration: - Carry out tests on ethene as students note down the observations in a table. |
student book
chart |
K.L.B. BK III
PP. 110-113 Longhorn Book III PP 154-6 K.L.B. BK III P 162 |
|
| 6 | 5 |
ORGANIC CHEMISTRY (I)
|
Physical properties of ethene.
|
By the end of the
lesson, the learner
should be able to:
To describe physical properties of ethene and other alkenes. |
To discuss physical properties of ethene and other alkenes.
|
student book
|
K.L.B. BK III
PP. 116-117 Longhorn Book III PP 126-129 165-6 |
|
| 7 | 1 |
ORGANIC CHEMISTRY (I)
|
Chemical properties of ethene.
|
By the end of the
lesson, the learner
should be able to:
To explain halogenation and hydrogenation reactions. |
Discussion and drawing structures.
|
charts
|
KLB BK III PP. 118-119 Longhorn Book III PP 166-8 |
|
| 7 | 2 |
ORGANIC CHEMISTRY (I)
|
Alkenes and oxidizing agents.
Uses of alkenes & Topic review. |
By the end of the
lesson, the learner
should be able to:
To describe reactions of alkenes with oxidizing agents. |
Review the double bonds in alkenes.
Review reduction process, oxidizing agent. Discuss reactions of alkenes with conc. H2SO4, acidified potassium chromate. Expose hydrolysis process. |
charts
|
K.L.B. BK III PP. 120-121 Longhorn Book III PP 166-8 |
|
| 7 | 3-4 |
ORGANIC CHEMISTRY (I)
|
Alkynes.
Nomenclature.
|
By the end of the
lesson, the learner
should be able to:
To identify various alkynes. To name and draw structures of alkynes. |
Discuss a table of members of alkynes.
Review naming of alkanes and alkene and compare this with naming of alkynes. |
charts
|
K.L.B. BK III
P. 122-123 Longhorn Book III PP 126-129 171-5 |
|
| 7 | 5 |
ORGANIC CHEMISTRY (I)
|
Isomerism in alkynes.
Physical properties of ethyne. |
By the end of the
lesson, the learner
should be able to:
To draw structure showing positional and branching isomerism. |
Discussion and drawing structures.
|
charts
|
K.L.B. BK III
PP. 124-125 Longhorn Book III PP 176-8 |
|
| 8 | 1 |
ORGANIC CHEMISTRY (I)
|
Chemical properties of ethyne.
|
By the end of the
lesson, the learner
should be able to:
To describe combustion, halogenation and hydrogenation processes. |
Discussion and writing of equations.
|
charts
|
K.L.B. BK III
PP. 127-129 Longhorn Book III PP 180-184 |
|
| 8 | 2 |
ORGANIC CHEMISTRY (I)
|
Tests for alkynes.
Uses of alkynes.
|
By the end of the
lesson, the learner
should be able to:
To describe tests for alkynes and state uses of alkynes. |
Discussion and explanations.
Assignment. |
charts
|
K.L.B. BK III
P.130 Longhorn Book III PP 180-84 |
|
| 8 | 3-4 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Alkanols (Alcohols).
Nomenclature of alkanols. Isomerism in 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 |
|
| 8 | 5 |
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 |
|
| 9 |
Mid term exams and break |
|||||||
| 10 | 1 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Physical properties of alkanols.
|
By the end of the
lesson, the learner
should be able to:
Explain the physical properties of alkanols. |
Comparative evaluation of physical properties of alkanols.
Q/A & discussion on variation in physical properties of alkanols. |
student book
|
K.L.B. BK IV
Page 212 |
|
| 10 | 2 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Physical properties of alkanols.
|
By the end of the
lesson, the learner
should be able to:
Explain the physical properties of alkanols. |
Comparative evaluation of physical properties of alkanols.
Q/A & discussion on variation in physical properties of alkanols. |
student book
|
K.L.B. BK IV
Page 212 |
|
| 10 | 3-4 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Chemical properties of alkanols.
Esters and esterification. Oxidation of ethanol. Uses of alkanols. |
By the end of the
lesson, the learner
should be able to:
Describe some chemical reactions of alkanols. Explain oxidation of ethanol by an oxidizing agent. State uses of alkanols. Explain the effects of alcohol on human health |
Group experiments/ teacher demonstration to investigate combustion of ethanol and its reaction with metals.
Write corresponding chemical equations. 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 213-5 K.L.B. BK IV Pages 216-8 |
|
| 10 | 5 |
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 |
|
| 11 | 1 |
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 |
|
| 11 | 2 |
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 |
|
| 11 | 3-4 |
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 |
|
| 11 | 5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Physical properties of alkanoic acids.
Chemical 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
Ethanoic acid, universal indicator, sodium carbonate, magnesium strip, ethanol, conc. H2SO4 and sodium hydroxide. |
K.L.B. BK IV
Pages 223-4 |
|
| 12 | 1 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Chemical properties &
Uses of alkanoic acids.
|
By the end of the
lesson, the learner
should be able to:
Write equations for chemical reactions involving acids. State uses of alkanoic acids. |
Review and discuss the observations above.
Write corresponding chemical equations. Teacher elucidates uses of alkanoic acids. |
student book
|
K.L.B. BK IV
Pages 225-7 |
|
| 12 | 2 |
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 |
|
| 12 | 3-4 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Cleaning action of soap.
Effects of hard / soft water on soap. Soapless detergents. |
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. Prepare soapless detergents in the lab. State merits of soapless detergents over soaps. |
Expository and descriptive approaches.
Answer oral questions. Teacher demonsration. Brief discussion. |
student book
Distilled water, tap water, rainwater, sodium chloride solution. Calcium nitrate, Zinc Sulphate, etc. |
K.L.B. BK IV
Pages 230-232 K.L.B. BK IV Pages 235-238 |
|
| 12 | 5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Polymers and polymerization.
|
By the end of the
lesson, the learner
should be able to:
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 exposes and explains new concepts. Detailed discussion. Assignment. |
student book
|
K.L.B. BK IV
Pages 238-242 |
|
| 13-14 |
End term exams and closing |
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