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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 1 |
Midterm break |
|||||||
| 2 | 1 |
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 | 2 |
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 | 3 |
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 |
|
| 2 | 4-5 |
THE MOLE
|
Molecular formula.
Concentration of a solution. Molarity of a solution. |
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. Define concentration of a solution. Find concentration of a solution in grams/litre and moles/litre. |
Worked examples.
Supervised practice. Q/A: - Equivalent ratios, e.g. 4g dissolved in 500cm? and 8g in 1 litre. Worked examples on concentration of solutions. |
Calculators.
chart student book |
K.L.B.BK III
P. 45 Longhorn Book III PP 73-75 K.L.B. BK III PP. 46-48 Longhorn Book III PP 76-81 |
|
| 3 | 1 |
THE MOLE
|
Preparation of molar solutions.
|
By the end of the
lesson, the learner
should be able to:
Define molar solutions. Prepare molar solutions. |
Q/A: - Description of preparation of molar solutions.
|
Volumetric flasks, teat droppers/wash bottle.
Sodium hydrogen pellets. Weighing balance. |
K.L.B. BK III
PP. 50-51 Longhorn Book III PP 78-81 |
|
| 3 | 2 |
THE MOLE
|
Calculators on molar solutions.
Dilution of 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 |
|
| 3 | 3 |
THE MOLE
|
Stoichiometry of a chemical reaction.
Stoichiometric equations. |
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.
student book |
K.L.B. BK III
P. 56 Longhorn Book III PP 87-92 |
|
| 3 | 4-5 |
THE MOLE
Volumetric Analysis. |
Stoichiometric equations of various reactions.
Apparatus used in titration experiments. Titration process. |
By the end of the
lesson, the learner
should be able to:
To investigate and determine Stoichiometric equations of various reactions. To use and read a pipette and a burette. |
Class experiments.
Problem solving. Discussion and practical use of the apparatus. Emphasis is laid on need to sterilize the apparatus after use. |
student book
Pipettes Burettes. Indicators Suitable acid and base. |
K.L.B. BK III
P. 62 K.L.B. BK III PP. 63-64 Longhorn Book III PP 104-8 |
|
| 4 | 1 |
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 |
|
| 4 | 2 |
Volumetric Analysis.
|
Titration experiment
(Neutralization reaction)
|
By the end of the
lesson, the learner
should be able to:
To carry out calculations from experimental results. |
Step-by-step calculations.
|
Calculators.
|
K.L.B. BK III
P 66 Longhorn Book III PP 108-114 |
|
| 4 | 3 |
Volumetric Analysis.
|
Basicity of an acid.
Standardization of HCl. |
By the end of the
lesson, the learner
should be able to:
To define basicity of an acid. |
Complete a table of number of replaceable hydrogen ions of an acid; hence define basicity of an acid.
Write corresponding ionic equations. |
student book
Dilute HCl, Na2CO3 solutions. |
K.L.B. BK III
P. 73 |
|
| 4 | 4-5 |
Volumetric Analysis.
|
Concentration of HCl.
Redox Titration Reactions. Water of crystallization. |
By the end of the
lesson, the learner
should be able to:
To calculate concentration of HCl from experimental results. To standardize a solution with an iron (II) salt. |
Calculations & supervised practice.
Experiment and calculations. |
Potassium Magnate (VII) Ammonium Iron (II) Sulphate crystals. Dilute sulphuric (VI) acid. |
K.L.B. BK III
PP. 74-75 K.L.B. BK III PP. 74-75 Longhorn Book III PP 114-115 |
|
| 5 | 1 |
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 |
|
| 5 | 2 |
Volumetric Analysis.
|
Atomicity of gases.
Mass and volume 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
Lubricated syringes Oxygen/ CO2. |
K.L.B. BK III
PP. 78 -80 Longhorn BK III PP 126-128 |
|
| 5 | 3 |
Volumetric Analysis.
|
Molar gas volume.
|
By the end of the
lesson, the learner
should be able to:
To define molar gas volume. |
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. |
student book
|
K.L.B. BK III
79 ? 80 Longhorn Book III PP 126-127 |
|
| 5 | 4-5 |
Volumetric Analysis.
Volumetric Analysis. ORGANIC CHEMISTRY (I) |
Combining volumes of gases.
Gay Lussac?s Law. Hydrocarbons. |
By the end of the
lesson, the learner
should be able to:
To compare combining volumes of two reacting gases. 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 demonstration: - Determining volumes of reacting gases; hence deduce volume rations.
Teacher exposes the law; and compares it with Gay Lussac?s Law. Worked examples. Supervised practice. |
student book
|
K.L.B BK III
P. 82 K.L.B. BK III P. 85 Longhorn Book III PP 129-131 |
|
| 6 | 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 |
|
| 6 | 2 |
ORGANIC CHEMISTRY (I)
|
Members of Alkane series.
Isomerism in alkanes. |
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.
Models. |
K.L.B. BK III
PP. 97-99 Longhorn Book III PP 137-9 |
|
| 6 | 3 |
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 |
|
| 6 | 4-5 |
ORGANIC CHEMISTRY (I)
|
Chemical properties of alkanes.
Substitution reactions involving alkanes. Uses of alkanes. Alkenes. Molecular formulae of alkenes. |
By the end of the
lesson, the learner
should be able to:
Describe chemical properties of alkanes. To describe substitution reactions involving alkanes. To list down uses of alkanes. |
Discussion
Examples of balanced equations. Discussion Teacher elucidates uses of alkanes. |
student book
|
K.L.B. BK III
P. 107 Longhorn Book III PP 148-9 K.L.B. BK III P. 108 Longhorn Book III PP 149-50 |
|
| 7 | 1 |
ORGANIC CHEMISTRY (I)
|
Naming alkenes.
Alkene isomerism. |
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 |
|
| 7 | 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 |
|
| 7 | 3 |
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. |
Discussion and drawing structures.
|
charts
|
KLB BK III PP. 118-119 Longhorn Book III PP 166-8 |
|
| 7 | 4-5 |
ORGANIC CHEMISTRY (I)
|
Uses of alkenes
&
Topic review.
Alkynes. Nomenclature. Isomerism in alkynes. |
By the end of the
lesson, the learner
should be able to:
To list down uses of alkenes. To identify various alkynes. To name and draw structures of alkynes. |
Teacher elucidates uses of alkenes.
Assignment. 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. 121 Longhorn Book PP 170-1 K.L.B. BK III P. 122-123 Longhorn Book III PP 126-129 171-5 |
|
| 8 | 1 |
ORGANIC CHEMISTRY (I)
|
Physical properties of ethyne.
|
By the end of the
lesson, the learner
should be able to:
To list down physical properties of ethyne. |
Teacher demonstration: Preparation of ethyne.
Deduce properties of other alkynes. |
charts
|
K.L.B. BK III
PP. 125-126 Longhorn Book III PP 197-80 |
|
| 8 | 2 |
ORGANIC CHEMISTRY (I)
|
Chemical properties of ethyne.
Tests for alkynes. Uses of alkynes. |
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 | 3 |
NITROGEN & ITS COMPOUNDS.
|
Isolation of nitrogen from air.
Industrial production of nitrogen. |
By the end of the
lesson, the learner
should be able to:
Describe isolation of nitrogen from air. |
Teacher demonstration, explanations and equations. |
Aspirator, copper turnings, gas jar, combustion tube, trogh.
charts |
K.L.B. BK III
PP. 134-135 Longhorn Book P 186 |
|
| 8 | 4-5 |
NITROGEN & ITS COMPOUNDS.
|
Lab. preparation of nitrogen.
Physical and chemical properties of nitrogen. Uses of nitrogen. Nitrogen (I) oxide. Lab preparation. |
By the end of the
lesson, the learner
should be able to:
Describe lab preparation of nitrogen. To describe Nitrogen (I) oxide. |
Teacher demonstration:
Students? record observations made from tests on the gas. Writing equations of reactions. Teacher demonstration: - Carry out tests on the gas. Students record observations in a table. Guided discussion. |
Ammonium chloride, sodium nitrate
charts Ammonium nitrate. |
K.L.B. BK III
P. 137 Longhorn Book III P 190-1 K.L.B. BK III PP. 139-141 Longhorn Book III PP 195-6 |
|
| 9 | 1 |
NITROGEN & ITS COMPOUNDS.
|
Properties and uses of Nitrogen (I) oxide.
Nitrogen (II) oxide. Lab preparation. |
By the end of the
lesson, the learner
should be able to:
To list down physical properties of nitrogen (I) oxide. To describe chemical properties of nitrogen (I) oxide. To list down uses of nitrogen (I) oxide. |
Q/A: Deductions from tests carried out.
Discussion of chemical properties and writing of equations. Teacher elucidates uses of nitrogen (1) oxide. |
charts
Dil nitric acid, copper turnings. |
K.L.B. BK III P. 141 Longhorn Book III PP 191-2 |
|
| 9 | 2 |
NITROGEN & ITS COMPOUNDS.
|
Properties of the gas.
|
By the end of the
lesson, the learner
should be able to:
To list down physical properties of nitrogen (II) oxide To describe chemical properties of nitrogen (11) oxide |
Q/A: Deductions from tests carried out.
Discussion of chemical properties and writing of equations. Carry out a confirmatory test for the presence of the gas. |
charts
|
K.L.B.
BK III P. 143 Longhorn Book III PP 192-200 |
|
| 9 | 3 |
NITROGEN & ITS COMPOUNDS.
|
Nitrogen (1V) oxide
Lab preparation.
Properties of Nitrogen (IV) oxide. |
By the end of the
lesson, the learner
should be able to:
To describe nitrogen (IV) oxide lab preparation. |
Teacher demonstration: - Preparation of the gas and corresponding equation.
Tests on the gas and make observations. |
Conc. nitric acid, copper turnings.
charts |
K.L.B. BK III
PP. 144-145 |
|
| 9 | 4-5 |
NITROGEN & ITS COMPOUNDS.
|
Ammonia.
Lab preparation of ammonia.
Properties of ammonia. Solubility of ammonia. |
By the end of the
lesson, the learner
should be able to:
To describe lab preparation of ammonia To describe an experiment to determine solubility of ammonia. |
Q/A: Structure of ammonia.
Group experiments: Preparation of ammonia. Tests on the gas. Teacher demonstration. Discussion. |
Ca(OH)2, NH4Cl Solutions, CaO, litmus papers..M THREE CHEMISTRY TERM TWO 20....
charts |
K.L.B. BK III
PP. 147-148 K.L.B. BK III P. 150 |
|
| 10 | 1 |
NITROGEN & ITS COMPOUNDS.
|
Reaction of ammonia with metal ions.
Ionic equations of above reactions. |
By the end of the
lesson, the learner
should be able to:
To prepare aqueous solution of ammonia. To carry out tests of aqueous ammonia on metal ions. |
Teacher demonstration: - Preparation of aqueous solution of ammonia.
Class experiments: - Students record observations when drops of aqueous ammonia are added, then in excess. |
2 cm Solutions containing various metal ions.
charts |
K.L.B. BK III PP. 152-153 |
|
| 10 | 2 |
NITROGEN & ITS COMPOUNDS.
|
Burning ammonia in the air.
Reaction of ammonia with copper (II) Oxide. |
By the end of the
lesson, the learner
should be able to:
To describe burning ammonia in the air. |
Teacher demonstration
Discussion Chemical equations of reactions. |
Conc. Ammonium solution
Hot platinum rod Oxygen. Granular CuCl2 Combustion tube, Dry ammonia U-tube Gas jar. |
K.L.B.
BK III P. 158 Longhorn Book III PP 219 |
|
| 10 | 3 |
NITROGEN & ITS COMPOUNDS.
|
Haber process.
|
By the end of the
lesson, the learner
should be able to:
Identify raw materials for Haber process and how they are obtained in large scale. Discuss the Haber process. Represent Haber process in a schematic diagram. |
Discussion and explanations.
|
Chart- schematic diagram.
|
K.L.B. BK III PP. 159-160 225-226 |
|
| 10 | 4-5 |
NITROGEN & ITS COMPOUNDS.
|
Uses of ammonia.
Nitric acid. Lab preparation. Nitric acid Industrial manufacture. |
By the end of the
lesson, the learner
should be able to:
To list down uses of ammonia. To list down nitrogenous fertilizers. To describe industrial manufacture of nitric acid. |
Teacher elucidates uses of ammonia and nitrogenous fertilizers.
Discussion and writing equations. |
charts
Retort stand Conc. H2SO4 KNO3 Chart Schematic diagram. |
K.L.B. BK III
P. 161 Longhorn Book III PP 126 -226 K.L.B. BK III P. 164 |
|
| 11 | 1 |
NITROGEN & ITS COMPOUNDS.
|
Reaction of dilute Nitric acid with metals.
Nitric acid and carbonates. |
By the end of the
lesson, the learner
should be able to:
To describe reaction of dilute nitric acid with metals. To write equations of reactions of dilute nitric acid with metals. |
Class experiment:- making observations and recording them in a table.
Discuss the observations. Write down equations for the reactions. |
Magnesium
Zinc Copper Solutions of Na2CO3 NaHCO3 ZnCO3 CuCO3 |
K.L.B. BK III
PP. 165-166 Longhorn Book III PP 166-8 |
|
| 11 | 2 |
NITROGEN & ITS COMPOUNDS.
|
Reaction of dil. nitric acid with hydrogen carbonates.
Dilute nitric acid and metal hydroxides and oxides. |
By the end of the
lesson, the learner
should be able to:
Write equations for reaction of dil. nitric acid with hydrogen carbonates. |
Discussion and corresponding equations.
|
Metal hydroxides.
|
K.L.B. BK III
P. 167 |
|
| 11 | 3 |
NITROGEN & ITS COMPOUNDS.
|
Reaction of nitric acid as an oxidizing agent.
|
By the end of the
lesson, the learner
should be able to:
Describe reactions of nitric acid as an oxidizing agent. |
Class experiments: -
Explain observations made. |
Nitric acid acidified iron sulphate, sulphur, and copper metal.
|
K.L.B. BK III
PP. 169-170 Longhorn Book III PP 239 -240 |
|
| 11 | 4-5 |
NITROGEN & ITS COMPOUNDS.
|
Uses of nitric acid
&
nitrates.
Action of heat on nitrates. |
By the end of the
lesson, the learner
should be able to:
To state uses of nitrates. To describe preparation of nitrates. To write equations of decomposition of nitrates on heating. |
Discussion
Equations for the reactions for preparation of nitrates. Discuss above observations. Write relevant equations. |
charts
|
K.L.B. BK III
P. 171 Longhorn Book III PP 240 K.L.B. BK III P 172 |
|
| 12 | 1 |
NITROGEN & ITS COMPOUNDS.
|
Test for nitrates.
Nitrogen compounds and the environment. |
By the end of the
lesson, the learner
should be able to:
To carry out tests on nitrates. |
Class experiments.
Make observations and deductions. Discuss the brown ring test for nitrates. |
charts
|
K.L.B. BK III
PP 173-174 Longhorn Book III PP 243 |
|
| 12 | 2 |
SULPHUR AND ITS COMPOUNDS
|
Extraction of sulphur.
Allotropes of sulphur. |
By the end of the
lesson, the learner
should be able to:
To describe extraction of sulphur by Frasch process. |
Illustrate and discuss extraction of sulphur. |
Chart-the Frasch process.
video |
K.L.B. BK III
PP.180-181 Longhorn Book III PP 126-129 |
|
| 12 | 3 |
SULPHUR AND ITS COMPOUNDS
|
Physical properties of sulphur.
Heating of sulphur.
|
By the end of the
lesson, the learner
should be able to:
To list physical properties of sulphur. To describe effects of heat on sulphur. |
Class experiment:
Solubility of sulphur in water, benzene, e.t.c,. Class experiments: Heating sulphur gently then strongly. Discuss the observations. |
charts
|
K.L.B. BK III
P.184 Longhorn I Book III PP 253-255 |
|
| 12 | 4-5 |
SULPHUR AND ITS COMPOUNDS
|
Chemical properties of sulphur.
Uses of sulphur. Sulphur dioxide. Physical properties of sulphur dioxide. |
By the end of the
lesson, the learner
should be able to:
To investigate and describe chemical properties of sulphur. To list down physical properties of sulphur dioxide. |
Group experiments.
Discuss observations. Write corresponding equations. Discuss the above tests. |
charts
text book |
K.L.B.BK III
PP.188-190 Longhorn Book III PP 256-8 K.L.B.BK III PP 193 Longhorn Book III PP 262-3 |
|
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