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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 2 | 1 |
THE MOLE
|
Concentration of a solution.
Molarity of a solution. |
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. |
Q/A: - Equivalent ratios, e.g. 4g dissolved in 500cm? and
8g in 1 litre. Worked examples on concentration of solutions. |
chart
student book |
K.L.B. BK III
PP. 46-48 Longhorn Book III PP 76-81 |
|
| 2 | 2 |
THE MOLE
|
Preparation of molar solutions.
Calculators on 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. student book |
K.L.B. BK III
PP. 50-51 Longhorn Book III PP 78-81 |
|
| 2 | 3 |
THE MOLE
|
Dilution of solutions.
Stoichiometry of a chemical reaction. |
By the end of the
lesson, the learner
should be able to:
Calculate molarity of a solution after dilution. |
Group experiments.
Calculations. |
student book
CuSO4 solution and iron metal. |
K.L.B. BK III
PP. 76-81 |
|
| 2 | 4-5 |
THE MOLE
THE MOLE Volumetric Analysis. |
Stoichiometric equations.
Stoichiometric equations of various reactions. Apparatus used in titration experiments. |
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
student book Pipettes Burettes. |
K.L.B. BK III
Longhorn Book III PP 14-16 PP. 88-93 K.L.B. BK III P. 62 |
|
| 3 | 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 |
|
| 3 | 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 |
|
| 3 | 3 |
Volumetric Analysis.
|
Titration experiment
(Neutralization reaction)
Basicity of an acid. |
By the end of the
lesson, the learner
should be able to:
To carry out calculations from experimental results. |
Step-by-step calculations.
|
Calculators.
student book |
K.L.B. BK III
P 66 Longhorn Book III PP 108-114 |
|
| 3 | 4-5 |
Volumetric Analysis.
|
Standardization of HCl.
Concentration of HCl. Redox Titration Reactions. |
By the end of the
lesson, the learner
should be able to:
To define standardization of HCl. To standardize a solution with an iron (II) salt. |
Class experiments.
Experiment and calculations. |
Dilute HCl, Na2CO3 solutions.
Potassium Magnate (VII) |
K.L.B. BK III PP. 74-75 K.L.B. BK III PP. 74-75 Longhorn Book III PP 114-115 |
|
| 4 | 1 |
Volumetric Analysis.
|
Water of crystallization.
Formula mass of ammonium iron (II) sulphate. |
By the end of the
lesson, the learner
should be able to:
To determine amount of water of crystallization in ammonium iron sulphate crystals. |
Teacher exposes the formula of water of crystallization.
Class experiment. Filling in a table of results. |
Ammonium
Iron (II) Sulphate crystals. Dilute sulphuric (VI) acid. student book |
K.L.B. BK III
P. 76 |
|
| 4 | 2 |
Volumetric Analysis.
|
Formula mass of a given salt.
Atomicity of gases. |
By the end of the
lesson, the learner
should be able to:
To solve numerical problems involving water of crystallization. |
Problem solving from sample results.
|
student book
|
K.L.B. BK III
P.77 |
|
| 4 | 3 |
Volumetric Analysis.
|
Mass and volume of gases.
Molar gas volume. |
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. student book |
K.L.B. BK III
P. 81 Longhorn BK III PP 126-127 |
|
| 4 | 4-5 |
Volumetric Analysis.
|
Combining volumes of gases.
Gay Lussac?s Law. |
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 |
|
| 5 | 1 |
ORGANIC CHEMISTRY (I)
|
Hydrocarbons.
Alkanes. |
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
Chart of biomass digester. |
K.L.B. BK III
P. 92 Longhorn Book III P 135 |
|
| 5 | 2 |
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. |
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 |
|
| 5 | 3 |
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. |
Discussion and exposition of new concepts.
|
Models.
Sodium ethanoate, sodalime, Pestle and mortar. |
K.L.B. BK III
PP. 101-102 Longhorn Book III PP 141-2 |
|
| 5 | 4-5 |
ORGANIC CHEMISTRY (I)
|
Trend in physical properties of alkanes.
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:
To describe the trend in physical properties of alkanes. To describe substitution reactions involving alkanes. To list down uses of alkanes. |
Study a table of comparative properties of alkanes.
Make deductions from the table. Discussion Teacher elucidates uses of alkanes. |
student book
|
K.L.B. BK III
P. 105 Longhorn Book III PP 148-9 K.L.B. BK III P. 108 Longhorn Book III PP 149-50 |
|
| 6 | 1 |
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 |
|
| 6 | 2 |
ORGANIC CHEMISTRY (I)
|
Alkene isomerism.
Preparing ethene in the lab. |
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
chart |
K.L.B. BK III
P. 113 Longhorn Book III PP 158-60 |
|
| 6 | 3 |
ORGANIC CHEMISTRY (I)
|
Physical properties of ethene.
Chemical 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
charts |
K.L.B. BK III
PP. 116-117 Longhorn Book III PP 126-129 165-6 |
|
| 6 | 4-5 |
ORGANIC CHEMISTRY (I)
|
Alkenes and oxidizing agents.
Uses of alkenes & Topic review. Alkynes. Nomenclature. |
By the end of the
lesson, the learner
should be able to:
To describe reactions of alkenes with oxidizing agents. To identify various alkynes. To name and draw structures of alkynes. |
Review the double bonds in alkenes.
Review reduction process, oxidizing agent. Discuss reactions of alkenes with conc. H2SO4, acidified potassium chromate. Expose hydrolysis process. 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 PP. 120-121 Longhorn Book III PP 166-8 K.L.B. BK III P. 122-123 Longhorn Book III PP 126-129 171-5 |
|
| 7 | 1 |
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 |
|
| 7 | 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 |
|
| 7 | 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 |
|
| 7 | 4-5 |
NITROGEN & ITS COMPOUNDS.
|
Lab. preparation of nitrogen.
Physical and chemical properties of nitrogen. Uses of nitrogen. |
By the end of the
lesson, the learner
should be able to:
Describe lab preparation of nitrogen. State physical and chemical properties of nitrogen. List down uses of nitrogen. |
Teacher demonstration:
Students? record observations made from tests on the gas. Writing equations of reactions. Discussion and writing equations. |
Ammonium chloride, sodium nitrate
charts |
K.L.B. BK III
P. 137 Longhorn Book III P 190-1 K.L.B. BK III P. 138 Longhorn Book III PP 191-2 |
|
| 8 | 1 |
NITROGEN & ITS COMPOUNDS.
|
Nitrogen (I) oxide.
Lab preparation.
Properties and uses of Nitrogen (I) oxide. |
By the end of the
lesson, the learner
should be able to:
To describe Nitrogen (I) oxide. |
Teacher demonstration: -
Carry out tests on the gas. Students record observations in a table. Guided discussion. |
Ammonium nitrate.
charts |
K.L.B. BK III
PP. 139-141 Longhorn Book III PP 195-6 |
|
| 8 | 2 |
NITROGEN & ITS COMPOUNDS.
|
Nitrogen (II) oxide.
Lab preparation.
Properties of the gas. |
By the end of the
lesson, the learner
should be able to:
To describe lab preparation of nitrogen (II) oxide. |
Class experiment: Preparation and carrying out tests on the gas.
Observations recorded in a table. |
Dil nitric acid, copper turnings.
charts |
K.L.B. BK III
P. 142 Longhorn Book III PP 200-1 |
|
| 8 | 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 |
|
| 8 | 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 |
|
| 9 |
Midterm break |
|||||||
| 10 | 1 |
NITROGEN & ITS COMPOUNDS.
|
Reaction of ammonia with metal ions.
|
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.
|
K.L.B. BK III PP. 152-153 |
|
| 10 | 2 |
NITROGEN & ITS COMPOUNDS.
|
Ionic equations of above reactions.
Burning ammonia in the air. |
By the end of the
lesson, the learner
should be able to:
To write iIonic equations of above reactions. |
Discuss precipitation of metal hydroxides by aqueous ammonia.
Confirmatory tests for various concentrations. |
charts
Conc. Ammonium solution Hot platinum rod Oxygen. |
K.L.B. BK III
P.154 Longhorn BK III P 223 |
|
| 10 | 3 |
NITROGEN & ITS COMPOUNDS.
|
Reaction of ammonia with copper (II) Oxide.
Haber process. |
By the end of the
lesson, the learner
should be able to:
To name products formed when ammonia reacts with hot CuCl2 solid. To explain reducing properties of ammonia. |
Teacher demonstration and discussion.
Write down equations for the reactions. |
Granular CuCl2
Combustion tube, Dry ammonia U-tube Gas jar. Chart- schematic diagram. |
K.L.B. BK III P. 158 |
|
| 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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