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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 2 | 1 |
THE MOLE
|
Mole, molar mass and R.A.M.
|
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.
|
K.L.B. BK III
PP. 27-31 Longhorn Book III PP 34-35 |
|
| 2 | 2 |
THE MOLE
|
Number of moles in a substance.
|
By the end of the
lesson, the learner
should be able to:
Calculate number of moles in a given mass of a substance. |
Worked examples.
Supervised practice. |
student book
|
K.L.B .BK III
P. 34 Longhorn BK III PP 39-40 |
|
| 2 | 3-4 |
THE MOLE
|
Relative molecular mass
&
Relative formula mass.
Moles and Avogadro?s number. |
By the end of the
lesson, the learner
should be able to:
Define relative molecular mass. Calculate RMM of a compound. Calculate number of particles in a given number of moles. |
Q/A: - Review formulae of compounds.
Complete a table of compounds and their molecular / formula mass. Review standard form of numbers. Worked examples. Supervised exercise. |
Calculators.
|
K.L.B.BK III
PP. 34-35 Longhorn Book III PP 44-60 K.L.B.BK III PP. 3132 Longhorn Book III PP 30-31 |
|
| 2 | 5 |
THE MOLE
|
Empirical Formula.
|
By the end of the
lesson, the learner
should be able to:
Determine empirical formula of a compound given percentage composition by mass. |
Worked examples.
Supervised practice. Assignment. |
student book
|
K.L.B.
BK III P. 43 Longhorn Book III PP 66-71 |
|
| 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 molar solutions. Prepare molar solutions. |
Q/A: - Equivalent ratios, e.g. 4g dissolved in 500cm? and
8g in 1 litre. Worked examples on concentration of solutions. Q/A: - Description of preparation of molar solutions. |
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. 50-51 Longhorn Book III PP 78-81 |
|
| 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 |
Volumetric Analysis.
|
Apparatus used in titration experiments.
|
By the end of the
lesson, the learner
should be able to:
To use and read a pipette and a burette. |
Discussion and practical use of the apparatus.
Emphasis is laid on need to sterilize the apparatus after use. |
Pipettes
Burettes. |
K.L.B. BK III
PP. 63-64 Longhorn Book III PP 104-8 |
|
| 5 | 1 |
Volumetric Analysis.
|
Titration process.
|
By the end of the
lesson, the learner
should be able to:
To define titration as a process. Define a titration end-point. |
Review by Q/A: -
-Indicators and colour changes. -Choice of indicators. -Balanced chemical equations. Discuss characteristics of a good titre, when an an-end point is attained. |
Indicators
Suitable acid and base. |
K.L.B.
BK III PP. 64-67 Longhorn Book III PP 108-114 |
|
| 5 | 2 |
Volumetric Analysis.
|
Titration experiment
(Neutralization reaction)
|
By the end of the
lesson, the learner
should be able to:
To carry out a titration experiment and obtain accurate results. |
Class experiments: - To neutralize HCl with NaOH solution.
Fill in a table of results. Find the average base used. |
student book
|
K.L.B. BK III
P. 66 Longhorn Book III PP 108-114 |
|
| 5 | 3-4 |
Volumetric Analysis.
|
Titration experiment
(Neutralization reaction)
Titration experiment (Neutralization reaction) Basicity of an acid. |
By the end of the
lesson, the learner
should be able to:
To carry out a titration experiment and obtain accurate results. To carry out calculations from experimental results. |
Class experiments: - To neutralize HCl with NaOH solution.
Fill in a table of results. Find the average base used. Step-by-step calculations. |
student book
Calculators. student book |
K.L.B. BK III
P. 66 Longhorn Book III PP 108-114 K.L.B. BK III P 66 Longhorn Book III PP 108-114 |
|
| 5 | 5 |
Volumetric Analysis.
|
Standardization of HCl.
|
By the end of the
lesson, the learner
should be able to:
To define standardization of HCl. |
Class experiments.
|
Dilute HCl, Na2CO3 solutions.
|
K.L.B. BK III PP. 74-75 |
|
| 6 | 1 |
Volumetric Analysis.
|
Concentration of HCl.
|
By the end of the
lesson, the learner
should be able to:
To calculate concentration of HCl from experimental results. |
Calculations & supervised practice.
|
|
K.L.B. BK III
PP. 74-75 |
|
| 6 | 2 |
Volumetric Analysis.
|
Redox Titration Reactions.
|
By the end of the
lesson, the learner
should be able to:
To standardize a solution with an iron (II) salt. |
Experiment and calculations.
|
Potassium Magnate
(VII) |
K.L.B. BK III
PP. 74-75 Longhorn Book III PP 114-115 |
|
| 6 | 3-4 |
Volumetric Analysis.
|
Redox Titration Reactions.
Water of crystallization. |
By the end of the
lesson, the learner
should be able to:
To standardize a solution with an iron (II) salt. To determine amount of water of crystallization in ammonium iron sulphate crystals. |
Experiment and calculations.
Teacher exposes the formula of water of crystallization. Class experiment. Filling in a table of results. |
Potassium Magnate
(VII) Ammonium Iron (II) Sulphate crystals. Dilute sulphuric (VI) acid. |
K.L.B. BK III
PP. 74-75 Longhorn Book III PP 114-115 K.L.B. BK III P. 76 |
|
| 6 | 5 |
Volumetric Analysis.
|
Formula mass of ammonium iron (II) sulphate.
Formula mass of a given salt. |
By the end of the
lesson, the learner
should be able to:
To find formula mass of ammonium iron (II) sulphate. |
Calculations from experimental results.
|
student book
|
K.L.B. BK III
PP. 76 -77 |
|
| 7 | 1 |
Volumetric Analysis.
|
Atomicity of gases.
|
By the end of the
lesson, the learner
should be able to:
To define atomicity of gases. |
Review by Q/A atoms and molecules; hence the definition.
Discuss a table of gases and their atomicity. |
student book
|
K.L.B. BK III
PP. 78 -80 Longhorn BK III PP 126-128 |
|
| 7 | 2 |
Volumetric Analysis.
|
Mass and volume of gases.
|
By the end of the
lesson, the learner
should be able to:
To determine mass and volume of gases. |
Teacher demonstration: - Determining mass of known volumes of oxygen / CO2.
|
Lubricated syringes
Oxygen/ CO2. |
K.L.B. BK III
P. 81 Longhorn BK III PP 126-127 |
|
| 7 | 3-4 |
Volumetric Analysis.
|
Molar gas volume.
Combining volumes of gases. |
By the end of the
lesson, the learner
should be able to:
To define molar gas volume. To compare combining volumes of two reacting gases. |
Use the above results to describe volume of one mole of a gas.
Discuss molar gas volume at R.T.P and S.T.P conditions. Teacher demonstration: - Determining volumes of reacting gases; hence deduce volume rations. |
student book
|
K.L.B. BK III
79 ? 80 Longhorn Book III PP 126-127 K.L.B BK III P. 82 |
|
| 7 | 5 |
Volumetric Analysis.
|
Gay Lussac?s Law.
|
By the end of the
lesson, the learner
should be able to:
To state Gay Lussac?s Law. To compare Gay Lussac?s Law with Avogadro?s Law. To solve numericals using Gay Lussac?s Law. |
Teacher exposes the law; and compares it with Gay Lussac?s Law.
Worked examples. Supervised practice. |
student book
|
K.L.B. BK III
P. 85 Longhorn Book III PP 129-131 |
|
| 8 |
Mid term exam |
|||||||
| 9 |
Half term break |
|||||||
| 10 | 1 |
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 |
|
| 10 | 2 |
ORGANIC CHEMISTRY (I)
|
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.
|
K.L.B. BK III
PP. 93-94 Longhorn Book III PP 135-6 |
|
| 10 | 3-4 |
ORGANIC CHEMISTRY (I)
|
Naming Alkanes.
Members of Alkane series. |
By the end of the
lesson, the learner
should be able to:
To identify various alkanes. To define a homologous series. To name members of alkane series and identify their characteristics. To draw the structures of alkane series. |
Discussion and exposition of new concepts.
|
student book
Chart- structure of alkanes. |
K.L.B. BK III
PP. 94-98 Longhorn Book III PP 136-139 K.L.B. BK III PP. 97-99 Longhorn Book III PP 137-9 |
|
| 10 | 5 |
ORGANIC CHEMISTRY (I)
|
Isomerism in alkanes.
|
By the end of the
lesson, the learner
should be able to:
To draw and name isomers of simple hydrocarbons. |
Discussion and exposition of new concepts.
|
Models.
|
K.L.B. BK III
PP. 101-102 Longhorn Book III PP 141-2 |
|
| 11 | 1 |
ORGANIC CHEMISTRY (I)
|
Laboratory preparation of a given alkane.
Trend in physical properties of alkanes. |
By the end of the
lesson, the learner
should be able to:
To describe laboratory preparation of a given alkane. To state physical properties of the gases prepared. |
Teacher demonstration.
Discussion. |
Sodium ethanoate, sodalime,
Pestle and mortar. student book |
K.L.B. BK III
P. 103 Longhorn Book III PP 146 |
|
| 11 | 2 |
ORGANIC CHEMISTRY (I)
|
Chemical properties of alkanes.
|
By the end of the
lesson, the learner
should be able to:
Describe chemical properties of alkanes. |
Discussion
Examples of balanced equations. |
student book
|
K.L.B. BK III
P. 107 Longhorn Book III PP 148-9 |
|
| 11 | 3-4 |
ORGANIC CHEMISTRY (I)
|
Substitution reactions involving alkanes.
Uses of alkanes.
Alkenes. Molecular formulae of alkenes. |
By the end of the
lesson, the learner
should be able to:
To describe substitution reactions involving alkanes. To list down uses of alkanes. To write molecular formulae of alkenes. |
Discussion
Teacher elucidates uses of alkanes. Examine table of members of alkenes. To identify members of alkene series. |
student book
|
K.L.B. BK III
P. 108 Longhorn Book III PP 149-50 K.L.B. BK III PP 153-4 |
|
| 11 | 5 |
ORGANIC CHEMISTRY (I)
|
Naming alkenes.
|
By the end of the
lesson, the learner
should be able to:
To name various alkenes. |
Q/Q: Nomenclature in alkenes.
Compare alkenes; hence deduce names of various alkenes. |
student book
|
K.L.B. BK III
PP. 110-113 Longhorn Book III PP 154-6 |
|
| 12 | 1 |
ORGANIC CHEMISTRY (I)
|
Alkene isomerism.
|
By the end of the
lesson, the learner
should be able to:
Differentiate between branching and positional isomerism. |
Discussion and drawing of molecular structures.
|
student book
|
K.L.B. BK III
P. 113 Longhorn Book III PP 158-60 |
|
| 12 | 2 |
ORGANIC CHEMISTRY (I)
|
Preparing ethene in the lab.
Physical properties of ethene. |
By the end of the
lesson, the learner
should be able to:
To describe lab preparation of ethene. |
Teacher demonstration: - Carry out tests on ethene as students note down the observations in a table.
|
chart
student book |
K.L.B. BK III P 162 |
|
| 12 | 3-4 |
ORGANIC CHEMISTRY (I)
|
Chemical properties of ethene.
Alkenes and oxidizing agents. |
By the end of the
lesson, the learner
should be able to:
To explain halogenation and hydrogenation reactions. To describe reactions of alkenes with oxidizing agents. |
Discussion and drawing structures.
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
|
KLB BK III PP. 118-119 Longhorn Book III PP 166-8 K.L.B. BK III PP. 120-121 Longhorn Book III PP 166-8 |
|
| 12 | 5 |
ORGANIC CHEMISTRY (I)
|
Uses of alkenes
&
Topic review.
|
By the end of the
lesson, the learner
should be able to:
To list down uses of alkenes. |
Teacher elucidates uses of alkenes.
Assignment. |
charts
|
K.L.B. BK III
P. 121 Longhorn Book PP 170-1 |
|
| 13 | 1 |
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 |
|
| 13 | 2 |
ORGANIC CHEMISTRY (I)
|
Isomerism in alkynes.
|
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 |
|
| 13 | 3-4 |
ORGANIC CHEMISTRY (I)
|
Physical properties of ethyne.
Chemical properties of ethyne. |
By the end of the
lesson, the learner
should be able to:
To list down physical properties of ethyne. To describe combustion, halogenation and hydrogenation processes. |
Teacher demonstration: Preparation of ethyne.
Deduce properties of other alkynes. Discussion and writing of equations. |
charts
|
K.L.B. BK III
PP. 125-126 Longhorn Book III PP 197-80 K.L.B. BK III PP. 127-129 Longhorn Book III PP 180-184 |
|
| 13 | 5 |
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 |
|
| 14 |
End term exam and closing |
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