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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 1 | 4 |
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 |
|
| 1 | 5 |
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 | 1 |
THE MOLE
|
Moles and Avogadro?s number.
|
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.
|
K.L.B.BK III
PP. 3132 Longhorn Book III PP 30-31 |
|
| 2 | 2 |
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 |
|
| 2 | 3 |
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 |
|
| 2 | 3-4 |
THE MOLE
|
Molecular formula.
Concentration 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 |
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 |
|
| 2 | 5 |
THE MOLE
|
Molarity of a solution.
|
By the end of the
lesson, the learner
should be able to:
Define molarity of a solution. Find molarity of a solution in M/dm? |
Teacher explains that molarity of a solution is given in moles of the solute per litre.
Worked examples. Supervised exercise. |
student book
|
K.L.B. BK III
PP. 48-49 Longhorn Book III PP 76-81 |
|
| 3 | 1 |
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 |
|
| 3 | 2 |
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 |
|
| 3 | 3-4 |
THE MOLE
|
Stoichiometry of a chemical reaction.
Stoichiometric equations. Stoichiometric equations of various reactions. |
By the end of the
lesson, the learner
should be able to:
To determine mole ratio of given reactions. To investigate and determine Stoichiometric equations of various reactions. |
Group experiments: - Determine masses, hence moles of reacting CuSO4 solution and iron metal.
Class experiments. Problem solving. |
CuSO4 solution and iron metal.
student book |
K.L.B. BK III
P. 56 Longhorn Book III PP 87-92 K.L.B. BK III P. 62 |
|
| 3 | 5 |
THE MOLE
|
Stoichiometric equations of various reactions.
|
By the end of the
lesson, the learner
should be able to:
To investigate and determine Stoichiometric equations of various reactions. |
Class experiments.
Problem solving. |
student book
|
K.L.B. BK III
P. 62 |
|
| 4 | 1 |
Volumetric Analysis.
|
Apparatus used in titration experiments.
Titration process. |
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. Indicators Suitable acid and base. |
K.L.B. BK III
PP. 63-64 Longhorn Book III PP 104-8 |
|
| 4 | 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 |
|
| 4 | 3-4 |
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. To define basicity of an acid. |
Step-by-step calculations.
Complete a table of number of replaceable hydrogen ions of an acid; hence define basicity of an acid. Write corresponding ionic equations. |
Calculators.
student book |
K.L.B. BK III
P 66 Longhorn Book III PP 108-114 K.L.B. BK III P. 73 |
|
| 4 | 5 |
Volumetric Analysis.
|
Standardization of HCl.
Concentration 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 |
|
| 5 | 1 |
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 |
|
| 5 | 2 |
Volumetric Analysis.
|
Water of crystallization.
|
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. |
K.L.B. BK III
P. 76 |
|
| 5 | 3-4 |
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. To solve numerical problems involving water of crystallization. |
Calculations from experimental results.
Problem solving from sample results. |
student book
|
K.L.B. BK III
PP. 76 -77 K.L.B. BK III P.77 |
|
| 5 | 5 |
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 |
|
| 6 | 1 |
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 |
|
| 6 | 2 |
Volumetric Analysis.
|
Combining volumes of gases.
|
By the end of the
lesson, the learner
should be able to:
To compare combining volumes of two reacting gases. |
Teacher demonstration: - Determining volumes of reacting gases; hence deduce volume rations.
|
student book
|
K.L.B BK III
P. 82 |
|
| 6 | 3-4 |
Volumetric Analysis.
ORGANIC CHEMISTRY (I) |
Gay Lussac?s Law.
Hydrocarbons. Alkanes. |
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. To define organic Chemistry. To define a hydrocarbon. To identify groups of hydrocarbons. To describe the carbon atom. |
Teacher exposes the law; and compares it with Gay Lussac?s Law.
Worked examples. Supervised practice. Discuss composition of the carbon atom; hence deduce number of valence electrons. Exposition of new terms. |
student book
student book Chart of biomass digester. |
K.L.B. BK III
P. 85 Longhorn Book III PP 129-131 K.L.B. BK III P. 92 Longhorn Book III P 135 |
|
| 6 | 5 |
ORGANIC CHEMISTRY (I)
|
Naming Alkanes.
|
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
|
K.L.B. BK III
PP. 94-98 Longhorn Book III PP 136-139 |
|
| 7 | 1 |
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 |
|
| 7 | 2 |
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 |
|
| 7 | 3-4 |
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. Describe chemical properties of alkanes. |
Study a table of comparative properties of alkanes.
Make deductions from the table. Discussion Examples of balanced equations. |
student book
|
K.L.B. BK III
P. 105 Longhorn Book III PP 148-9 K.L.B. BK III P. 107 Longhorn Book III PP 148-9 |
|
| 7 | 5 |
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 |
|
| 8 | 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 |
|
| 8 | 2 |
ORGANIC CHEMISTRY (I)
|
Preparing ethene in the lab.
|
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
|
K.L.B. BK III P 162 |
|
| 8 | 3-4 |
ORGANIC CHEMISTRY (I)
|
Physical properties of ethene.
Chemical properties of ethene. Alkenes and oxidizing agents. |
By the end of the
lesson, the learner
should be able to:
To describe physical properties of ethene and other alkenes. To describe reactions of alkenes with oxidizing agents. |
To discuss physical properties of ethene and other 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. |
student book
charts |
K.L.B. BK III
PP. 116-117 Longhorn Book III PP 126-129 165-6 K.L.B. BK III PP. 120-121 Longhorn Book III PP 166-8 |
|
| 8 | 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 |
|
| 9 | 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 |
|
| 9 | 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 |
|
| 9 | 3-4 |
ORGANIC CHEMISTRY (I)
|
Physical properties of ethyne.
Chemical properties of ethyne. Tests for alkynes. Uses of alkynes. |
By the end of the
lesson, the learner
should be able to:
To list down physical properties of ethyne. To describe tests for alkynes and state uses of alkynes. |
Teacher demonstration: Preparation of ethyne.
Deduce properties of other alkynes. Discussion and explanations. Assignment. |
charts
|
K.L.B. BK III
PP. 125-126 Longhorn Book III PP 197-80 K.L.B. BK III P.130 Longhorn Book III PP 180-84 |
|
| 9 | 5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Alkanols (Alcohols).
Nomenclature of alkanols. |
By the end of the
lesson, the learner
should be able to:
Identify the functional group of alkanols. Explain formation of alkanol molecules. |
Q/A: review alkanes, alkenes and alkynes. Teacher exposes new concepts and links them with already known concepts. |
student book
|
K.L.B. BK IV
Page 205 |
|
| 10 | 1 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Isomerism in alkanols.
|
By the end of the
lesson, the learner
should be able to:
Describe positional and chain isomerism in alkanols. Explain formation of primary and secondary alkanols. |
Q/A: review the terms positional and chain isomerism.
Brief discussion on isomerism. Oral exercise: naming given organic compounds. Written exercise: writing structural formulae for isomers of organic compounds of a given molecular formula. |
student book
|
K.L.B. BK IV
Pages 208-10 |
|
| 10 | 2 |
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 |
|
| 10 | 3-4 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Physical properties of alkanols.
Chemical properties of alkanols. |
By the end of the
lesson, the learner
should be able to:
Explain the physical properties of alkanols. Describe some chemical reactions of alkanols. |
Comparative evaluation of physical properties of alkanols.
Q/A & discussion on variation in physical properties of alkanols. Group experiments/ teacher demonstration to investigate combustion of ethanol and its reaction with metals. Write corresponding chemical equations. |
student book
|
K.L.B. BK IV
Page 212 K.L.B. BK IV Pages 213-5 |
|
| 10 | 5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Esters and esterification.
|
By the end of the
lesson, the learner
should be able to:
Explain formation of esters. Describe the esterification process. |
Teacher exposes and explains new concepts.
Assignment. |
student book
|
K.L.B. BK IV
Pages 215-6 |
|
| 11 | 1 |
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 | 2 |
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 | 3-4 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Nomenclature of alkanoic acids.
Lab preparation of ethanoic acid. |
By the end of the
lesson, the learner
should be able to:
Name and draw the structure of simple alkanoic acids. Describe laboratory preparation of ethanoic acid. |
Guided discovery of the naming system for alkanoic acids.
Teacher demonstration: prepare ethanoic acid in the lab. Brief discussion on preparation of ethanoic acid. |
Chart: homologous series of alkanoic acids.
Concentrated H2SO4, potassium manganate (VII) Crystals, water bath. |
K.L.B. BK IV
Pages 219-221 K.L.B. BK IV Pages 221-223 |
|
| 11 | 5 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Physical 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
|
K.L.B. BK IV
Pages 223-4 |
|
| 12 | 1 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Chemical properties of alkanoic acids.
|
By the end of the
lesson, the learner
should be able to:
Explain some chemical properties of alkanoic acids. |
Group experiment: investigate some chemical properties of ethanoic acid.
Carry out tests and record observations in a table. |
Ethanoic acid, universal indicator, sodium carbonate, magnesium strip, ethanol, conc. H2SO4 and sodium hydroxide.
|
K.L.B. BK IV
Pages 224-5 |
|
| 12 | 2 |
ORGANIC CHEMISTRY II
(ALKANES & ALKANOIC ACIDS)
|
Chemical properties &
Uses of alkanoic acids.
Soap preparation in the lab. |
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 | 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. Explain the effects of hard/ soft water on soap. |
Expository and descriptive approaches.
Answer oral questions. Group experiments: form soap lather in different solutions. Deduce the effects of hard/ soft water on soap. |
student book
Distilled water, tap water, rainwater, sodium chloride solution. Calcium nitrate, Zinc Sulphate, etc. student book |
K.L.B. BK IV
Pages 230-232 K.L.B. BK IV Pages 232-235 |
|
| 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 |
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