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

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

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

ORGANIC CHEMISTRY (I)

Trend in physical properties of alkanes.
Chemical properties of alkanes.
Substitution reactions involving alkanes. Uses of alkanes.

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

ORGANIC CHEMISTRY (I)

Alkenes. Molecular formulae of alkenes.
Naming 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

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

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

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.
To list down uses of alkenes.

Review the double bonds in alkenes.
Review reduction process, oxidizing agent.
Discuss reactions of alkenes with conc. H2SO4, acidified potassium chromate.
Expose hydrolysis process.


Teacher elucidates uses of alkenes.

Assignment.

charts

K.L.B. BK III
PP. 120-121


Longhorn
Book III
PP 166-8

K.L.B. BK III
P. 121 Longhorn Book
PP 170-1

ORGANIC CHEMISTRY (I)

Alkynes. Nomenclature.
Isomerism in alkynes.

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

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.

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

ORGANIC CHEMISTRY (I)
NITROGEN & ITS COMPOUNDS.

Tests for alkynes. Uses of alkynes.
Nitrogen (II) oxide. Lab preparation.

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
Dil nitric acid, copper turnings.

K.L.B. BK III
P.130

Longhorn Book III
PP 180-84

NITROGEN & ITS COMPOUNDS.

Properties of the gas.
Nitrogen (1V) oxide Lab preparation.
Properties of Nitrogen (IV) oxide.

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
To describe nitrogen (IV) oxide lab preparation.

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.

Teacher demonstration: - Preparation of the gas and corresponding equation.
Tests on the gas and make observations.

charts
Conc. nitric acid, copper turnings.
charts

K.L.B.
BK III
P. 143

Longhorn
Book III
PP 192-200

K.L.B. BK III
PP. 144-145

NITROGEN & ITS COMPOUNDS.

Ammonia. Lab preparation of ammonia.
Properties of ammonia.

By the end of the lesson, the learner should be able to:
To describe lab preparation of ammonia

Q/A: Structure of ammonia.
Group experiments: Preparation of ammonia.
Tests on the gas.

Ca(OH)2, NH4Cl Solutions, CaO, litmus papers..M THREE CHEMISTRY TERM TWO 20....
charts

K.L.B. BK III
PP. 147-148

NITROGEN & ITS COMPOUNDS.

Solubility of ammonia.

By the end of the lesson, the learner should be able to:
To describe an experiment to determine solubility of ammonia.

Teacher demonstration.

Discussion.

charts

K.L.B. BK III
P. 150

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

NITROGEN & ITS COMPOUNDS.

Ionic equations of above reactions.
Burning ammonia in the air.
Reaction of ammonia with copper (II) Oxide.
Haber process.

By the end of the lesson, the learner should be able to:
To write iIonic equations of above reactions.
To name products formed when ammonia reacts with hot CuCl2 solid.
To explain reducing properties of ammonia.

Discuss precipitation of metal hydroxides by aqueous ammonia.
Confirmatory tests for various concentrations.
Teacher demonstration and discussion.
Write down equations for the reactions.

charts
Conc. Ammonium solution
Hot platinum rod
Oxygen.
Granular CuCl2
Combustion tube,
Dry ammonia
U-tube
Gas jar.
Chart- schematic diagram.

K.L.B. BK III
P.154

Longhorn BK III
P 223


K.L.B.
BK III
P. 158

NITROGEN & ITS COMPOUNDS.

Uses of ammonia.
Nitric acid. Lab preparation.

By the end of the lesson, the learner should be able to:
To list down uses of ammonia.
To list down nitrogenous fertilizers.

Teacher elucidates uses of ammonia and nitrogenous fertilizers.

charts
Retort stand
Conc. H2SO4
KNO3

K.L.B. BK III
P. 161

Longhorn
Book III
PP 126 -226

NITROGEN & ITS COMPOUNDS.

Nitric acid Industrial manufacture.

By the end of the lesson, the learner should be able to:
To describe industrial manufacture of nitric acid.

Discussion and writing equations.

Chart
Schematic diagram.

K.L.B. BK III
P. 164

NITROGEN & ITS COMPOUNDS.

Reaction of dilute Nitric acid with metals.

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

K.L.B. BK III
PP. 165-166

Longhorn
Book III
PP 166-8

NITROGEN & ITS COMPOUNDS.

Nitric acid and carbonates.
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:
To describe action of nitric acid on carbonates and hydrogen carbonates.
Predict results of reacting dilute nitric acid with metal hydroxides and oxides.

Group experiments: - Action of Nitric acid on hydrogen carbonates.
Group experiments & writing equations for the reactions.

Solutions of
Na2CO3
NaHCO3
ZnCO3
CuCO3
Metal hydroxides.

K.L.B. BK III
P. 167

Longhorn
Book III
229-30
K.L.B. BK III
P. 168

Longhorn
Book III
PP 238-240

NITROGEN & ITS COMPOUNDS.

Reaction of nitric acid as an oxidizing agent.
Uses of nitric acid & nitrates.

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.
charts

K.L.B. BK III
PP. 169-170

Longhorn Book III
PP 239 -240

NITROGEN & ITS COMPOUNDS.

Action of heat on nitrates.

By the end of the lesson, the learner should be able to:
To write equations of decomposition of nitrates on heating.

Discuss above observations.
Write relevant equations.

charts

K.L.B. BK III
P 172

NITROGEN & ITS COMPOUNDS.

Test for nitrates.

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

NITROGEN & ITS COMPOUNDS.
SULPHUR AND ITS COMPOUNDS

Nitrogen compounds and the environment.
Extraction of sulphur.
Allotropes of sulphur.
Physical properties of sulphur. Heating of sulphur.

By the end of the lesson, the learner should be able to:
To explain the pollution of nitrogen compounds in the environment.
To state ways of reducing environmental pollution by nitrogen compounds.

To identify allotropes of sulphur.
To describe preparation of allotropes of sulphur.

Brief guided discussion.
Discussion and exposition of new concepts.

charts
Chart-the Frasch process.
video
charts

K.L.B.BK III
PP. 173-174

Longhorn
Book III
PP 244-6

K.L.B. BK III
PP. 182-183
Longhorn Book
PP 126-129

SULPHUR AND ITS COMPOUNDS

Chemical properties of sulphur.

By the end of the lesson, the learner should be able to:
To investigate and describe chemical properties of sulphur.

Group experiments.
Discuss observations.
Write corresponding equations.

charts

K.L.B.BK III
PP.188-190
Longhorn
Book III
PP 256-8

SULPHUR AND ITS COMPOUNDS

Uses of sulphur. Sulphur dioxide.

By the end of the lesson, the learner should be able to:
State uses of sulphur.
Describe lab. preparation of sulphur dioxide.

Teacher elucidates uses of sulphur.
Teacher demonstration:-
Preparation of sulphur dioxide in a fume chamber/in the open.
Carrying out tests on the gas.

charts

K.L.B.BK III
PP 191- 192
Longhorn Book
P 258

SULPHUR AND ITS COMPOUNDS

Physical properties of sulphur dioxide.
Acidic properties of SO2.

By the end of the lesson, the learner should be able to:
To list down physical properties of sulphur dioxide.

Discuss the above tests.

text book
textbook

K.L.B.BK III
PP 193
Longhorn
Book III
PP 262-3

SULPHUR AND ITS COMPOUNDS

Reducing action of SO2.
Bleaching properties of SO2.
Oxidizing action of SO2.

By the end of the lesson, the learner should be able to:
To verify reducing action of SO2.
To carry out experiments to determine bleaching properties of SO2.

Class experiments: make observations and draw conclusions.
Write balanced corresponding equations.
Discuss the observations made above.
Write corresponding equations.

Experimental worksheets.
Burning magnesium.
Hydrogen sulphide.

K.L.B.BK III
P. 195
K.L.B .BK III
P. 194
Longhorn
Book III
PP 263-4

SULPHUR AND ITS COMPOUNDS

Sulphate and sulphite ions. Uses of SO2.

By the end of the lesson, the learner should be able to:
To carry out tests for Sulphate and sulphite ions.

State uses of SO2.

Class experiments.
Make deductions from the observations made.
Write (ionic) equations for the reactions.
Teacher elucidates uses of SO2.

Sodium sulphate
Barium chloride
Barium nitrate.

K.L.B.
BK III P. 200
Longhorn
Book III
PP 268-9

SULPHUR AND ITS COMPOUNDS

Sulphuric acid. Contact process of manufacture.

By the end of the lesson, the learner should be able to:
To identify raw materials for manufacture of sulphuric acid.
To describe the contact process.

Discussion using schematic
flow charts.
Writing equations.

Chart-schematic
Flow charts.

K.L.B. BK III
PP.201-203
Longhorn
Book III
PP 275-6

SULPHUR AND ITS COMPOUNDS

Properties of conc. H2SO4.
Physical properties of sulphuric acid.

By the end of the lesson, the learner should be able to:
Describe properties of conc. H2SO4.

Discuss above observations.
Write relevant equations.

charts
Conc. sulphuric acid.

K.L.B.
BK III
P. 204

SULPHUR AND ITS COMPOUNDS

Chemical properties of Sulphuric acid.
Dilute H2SO4, carbonates and hydrogen carbonates.
Dilute H2SO4, and metal oxides and hydroxides.

By the end of the lesson, the learner should be able to:
To write equations to show that conc. sulphuric acid is a drying and dehydrating agent.
To describe reactions of dilute H2SO4 with metals.

To describe reaction of dilute H2SO4 with carbonates and hydrogen carbonates.

Discussion and explanations.
Group expts. ? reaction of metals with dilute H2SO4, make observations and relevant deductions; writing corresponding equations.
Discussion, writing relevant equations.

Magnesium, zinc, copper metals.
charts
Oxides of magnesium, zinc, copper.
NaOH Solution.

K.L.B.
BK III P. 206
Longhorn
Book III
PP 276-8


K.L.B.
BK III P. 208

SULPHUR AND ITS COMPOUNDS

Dilute H2SO4 and metal oxides & hydroxides.

By the end of the lesson, the learner should be able to:
To explain reactions of dilute H2SO4 with metal oxides and hydroxides.

Discussion, writing relevant chemical equations.

charts

K.L.B.
BK III P. 211

SULPHUR AND ITS COMPOUNDS

Dilute H2SO4 and metal oxides & hydroxides.

By the end of the lesson, the learner should be able to:
To explain reactions of dilute H2SO4 with metal oxides and hydroxides.

Discussion, writing relevant chemical equations.

charts

K.L.B.
BK III P. 211

SULPHUR AND ITS COMPOUNDS

Hydrogen sulphide. Preparation of the gas. Reaction of the gas with oxygen.

By the end of the lesson, the learner should be able to:
To describe preparation of hydrogen sulphide.
To state properties of the gas.

Theoretical / descriptive approach.
Writing corresponding equations.
Discuss physical properties of the gas and reaction of the gas with oxygen.

charts

K.L.B.
BK III P. 210
Longhorn
Book III
PP 289-90

SULPHUR AND ITS COMPOUNDS
CHLORINE & ITS COMPOUNDS

Reaction of the gas with water. Reducing properties of the gas.
Sulphur and its effects on the environment.
Lab. preparation of chlorine gas.
Physical properties of chlorine.

By the end of the lesson, the learner should be able to:
To write equations for reaction of the gas with water.
To demonstrate reducing properties of the gas.



Describe laboratory preparation of chlorine gas.

Writing chemical equations for the reactions.


Teacher demonstration ? gas prep. tests on the gas.

charts
Conc. HCl, Manganese (IV) oxide.
charts

K.L.B.
BK III P. 212.
Longhorn
Book III
PP 291-2


K.L.B.BK III
P. 219
Longhorn
Book III
PP 298-9

CHLORINE & ITS COMPOUNDS

Chemical properties of chlorine ? reaction with water.

By the end of the lesson, the learner should be able to:
To investigate and explain reaction of chlorine with water.

Teacher demonstration:
Writing chemical equations.

Moist blue litmus papers.

K.L.B.BK III
P. 222
Longhorn
Book III
PP 301-2

CHLORINE & ITS COMPOUNDS

Chemical properties of chlorine - Reaction with metals - Reaction with non-metals.

By the end of the lesson, the learner should be able to:
To investigate and explain reaction of chlorine with metals / non-metals.

Teacher demonstration:
Discussion.
Writing chemical equations.

textbook

K.L.B.BK III
PP.
224 -225
Longhorn
Book III
PP 303-5

CHLORINE & ITS COMPOUNDS

- Oxidizing properties of chlorine.

By the end of the lesson, the learner should be able to:
To investigate and explain reaction of chlorine with reducing a gents.

Group experiments.
Discuss and explain observations made.
Write corresponding chemical equations.

Expt. Worksheets.

K.L.B. BK III
PP. 226 -227
Longhorn Book
PP 307-8

CHLORINE & ITS COMPOUNDS

Chlorine and alkalis.
Test for chlorides.

By the end of the lesson, the learner should be able to:
To investigate and explain reaction of chlorine with alkalis.
To carry out tests for chlorides.

Teacher demonstration: Bubbling chlorine with dilute cold / hot NaOH solution.
Make observations and account for them.

Class expts.
Discuss observations, results.
Write chemical equations for the reactions.

Cold / hot NaOH solutions.
Expt. Worksheets.
Zinc chloride, litmus paper, conc. Sulphuric acid.

K.L.B.BK III
P. 228
Longhorn Book III
PP 313-4

K.L.B.BK III
P. 230
Longhorn Book III
PP 318-319

CHLORINE & ITS COMPOUNDS

Uses of chlorine gas.

By the end of the lesson, the learner should be able to:
To state uses of chlorine.

Teacher elucidates uses of chlorine.

K.L.B.BK III
P. 231
Longhorn Book III
PP 320

CHLORINE & ITS COMPOUNDS

Hydrogen chloride gas. Lab. prep. Physical properties.
Aqueous hydrogen chloride.

By the end of the lesson, the learner should be able to:
To describe Lab. prep of hydrogen chloride gas.
To investigate and state physical properties of hydrogen chloride gas.

Teacher demonstration.
Carry out tests on the gas and deduce the properties of the gas.

Sodium chloride crystals, conc H2SO4
Distilled water.

K.L.B.BK III
P. 232
Longhorn
Book III
PP 323-4

CHLORINE & ITS COMPOUNDS

Further chemical properties of hydrogen chloride gas.

By the end of the lesson, the learner should be able to:
To determine chemical properties of hydrogen chloride gas.
To carry out confirmatory test for hydrogen chloride gas.

Class experiment leading to deduction of further chemical properties of hydrogen chloride gas / confirmatory test for hydrogen chloride gas.

Ammonia solution.

K.L.B. BK III
PP.
235 -223
Longhorn
Book III
PP 327-331

CHLORINE & ITS COMPOUNDS

Large-scale production of hydrochloric acid.
Uses of hydrochloric acid.
Effects of hydrochloric acid on the environment.

By the end of the lesson, the learner should be able to:
Identify raw materials for manufacture of hydrochloric acid in large scale.
Describe the manufacturing process.

To explain effects of hydrochloric acid on the environment.

Discussion and giving relevant equations.
Discussion and explanation.
Assignment.

charts

K.L.B.BK III
P. 237
Longhorn Book III
P 330

K.L.B. BK III
P 238.
Longhorn Book III
PP 334-8