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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 1 |
REPORTING AND REVISION OF END TERM 2 EXAMS |
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| 2 | 1 |
ORGANIC CHEMISTRY II
|
Introduction to Alkanols and Nomenclature
|
By the end of the
lesson, the learner
should be able to:
Define alkanols and identify functional group - Apply nomenclature rules for alkanols - Draw structural formulae of simple alkanols - Compare alkanols with corresponding alkanes |
Q/A: Review alkanes, alkenes from Form 3
- Study functional group -OH concept - Practice naming alkanols using IUPAC rules - Complete Table 6.2 - alkanol structures |
Molecular models, Table 6.1 and 6.2, alkanol structure charts, student books
|
KLB Secondary Chemistry Form 4, Pages 167-170
|
|
| 2 | 2 |
ORGANIC CHEMISTRY II
|
Isomerism in Alkanols
|
By the end of the
lesson, the learner
should be able to:
Explain positional and chain isomerism - Draw isomers of given alkanols - Name different isomeric forms - Classify isomers as primary, secondary, or tertiary |
Study positional isomerism examples (propan-1-ol vs propan-2-ol)
- Practice drawing chain isomers - Exercises on isomer identification and naming - Discussion on structural differences |
Isomer structure charts, molecular models, practice worksheets, student books
|
KLB Secondary Chemistry Form 4, Pages 170-171
|
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| 2 | 3-4 |
ORGANIC CHEMISTRY II
|
Laboratory Preparation of Ethanol
Industrial Preparation and Physical Properties |
By the end of the
lesson, the learner
should be able to:
Describe fermentation process - Prepare ethanol in laboratory - Write equation for glucose fermentation - Explain role of yeast and conditions needed Explain hydration of ethene method - Compare laboratory and industrial methods - Analyze physical properties of alkanols - Relate properties to molecular structure |
Experiment 6.1: Fermentation of sugar solution with yeast
- Set up apparatus for 2-3 days - Observe gas evolution - Test for CO₂ with lime water - Smell final product Study ethene hydration using phosphoric acid catalyst - Compare fermentation vs industrial methods - Analyze Table 6.3 - physical properties - Discussion on hydrogen bonding effects |
Sugar, yeast, warm water, conical flask, delivery tube, lime water, thermometer
Table 6.3, industrial process diagrams, ethene structure models, property comparison charts |
KLB Secondary Chemistry Form 4, Pages 171-172
KLB Secondary Chemistry Form 4, Pages 171-173 |
|
| 2 | 5 |
ORGANIC CHEMISTRY II
|
Chemical Properties of Alkanols I
|
By the end of the
lesson, the learner
should be able to:
Test reactions of ethanol with various reagents - Write equations for ethanol reactions - Identify products formed - Explain reaction mechanisms |
Experiment 6.2: Test ethanol with burning, universal indicator, sodium metal, acids
- Record observations in Table 6.4 - Write balanced equations - Discuss reaction types |
Ethanol, sodium metal, universal indicator, concentrated H₂SO₄, ethanoic acid, test tubes
|
KLB Secondary Chemistry Form 4, Pages 173-175
|
|
| 3 | 1 |
ORGANIC CHEMISTRY II
|
Chemical Properties of Alkanols II
|
By the end of the
lesson, the learner
should be able to:
Investigate oxidation and esterification reactions - Test oxidizing agents on ethanol - Prepare esters from alkanols - Explain dehydration reactions |
Complete Experiment 6.2: Test with acidified K₂Cr₂O₇ and KMnO₄
- Observe color changes - Esterification with ethanoic acid - Study dehydration conditions |
Acidified potassium chromate/manganate, ethanoic acid, concentrated H₂SO₄, heating apparatus
|
KLB Secondary Chemistry Form 4, Pages 173-176
|
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| 3 | 2 |
ORGANIC CHEMISTRY II
|
Uses of Alkanols and Health Effects
|
By the end of the
lesson, the learner
should be able to:
State various uses of alkanols - Explain health effects of alcohol consumption - Discuss methylated spirits - Analyze alcohol in society |
Discussion on alkanol applications as solvents, fuels, antiseptics
- Health effects of alcohol consumption - Methylated spirits composition - Social implications |
Charts showing alkanol uses, health impact data, methylated spirit samples, discussion materials
|
KLB Secondary Chemistry Form 4, Pages 176-177
|
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| 3 | 3-4 |
ORGANIC CHEMISTRY II
|
Introduction to Alkanoic Acids
Laboratory Preparation of Ethanoic Acid |
By the end of the
lesson, the learner
should be able to:
Define alkanoic acids and functional group - Apply nomenclature rules - Draw structural formulae - Compare with alkanols Prepare ethanoic acid by oxidation - Write equations for preparation - Set up oxidation apparatus - Identify product by testing |
Study carboxyl group (-COOH) structure
- Practice naming using IUPAC rules - Complete Table 6.5 and 6.6 - Compare functional groups of alkanols and acids Experiment 6.3: Oxidize ethanol using acidified KMnO₄ - Set up heating and distillation apparatus - Collect distillate at 118°C - Test product properties |
Alkanoic acid structure charts, Table 6.5 and 6.6, molecular models, student books
Ethanol, KMnO₄, concentrated H₂SO₄, distillation apparatus, thermometer, round-bottom flask |
KLB Secondary Chemistry Form 4, Pages 177-179
KLB Secondary Chemistry Form 4, Pages 179-180 |
|
| 3 | 5 |
ORGANIC CHEMISTRY II
|
Physical and Chemical Properties of Alkanoic Acids
|
By the end of the
lesson, the learner
should be able to:
Investigate chemical reactions of ethanoic acid - Test with various reagents - Write chemical equations - Analyze acid strength |
Experiment following Table 6.8: Test ethanoic acid with indicators, metals, carbonates, bases
- Record observations - Write equations - Discuss weak acid behavior |
2M ethanoic acid, universal indicator, Mg strip, Na₂CO₃, NaOH, phenolphthalein, test tubes
|
KLB Secondary Chemistry Form 4, Pages 180-182
|
|
| 4 | 1 |
ORGANIC CHEMISTRY II
|
Esterification and Uses of Alkanoic Acids
|
By the end of the
lesson, the learner
should be able to:
Explain ester formation process - Write esterification equations - State uses of alkanoic acids - Prepare simple esters |
Complete esterification experiments
- Study concentrated H₂SO₄ as catalyst - Write general esterification equation - Discuss applications in food, drugs, synthetic fibres |
Ethanoic acid, ethanol, concentrated H₂SO₄, test tubes, heating apparatus, cold water
|
KLB Secondary Chemistry Form 4, Pages 182-183
|
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| 4 | 2 |
ORGANIC CHEMISTRY II
|
Esterification and Uses of Alkanoic Acids
|
By the end of the
lesson, the learner
should be able to:
Explain ester formation process - Write esterification equations - State uses of alkanoic acids - Prepare simple esters |
Complete esterification experiments
- Study concentrated H₂SO₄ as catalyst - Write general esterification equation - Discuss applications in food, drugs, synthetic fibres |
Ethanoic acid, ethanol, concentrated H₂SO₄, test tubes, heating apparatus, cold water
|
KLB Secondary Chemistry Form 4, Pages 182-183
|
|
| 4 | 3-4 |
ORGANIC CHEMISTRY II
|
Esterification and Uses of Alkanoic Acids
Introduction to Detergents and Soap Preparation |
By the end of the
lesson, the learner
should be able to:
Explain ester formation process - Write esterification equations - State uses of alkanoic acids - Prepare simple esters Define detergents and classify types - Explain saponification process - Prepare soap in laboratory - Compare soapy and soapless detergents |
Complete esterification experiments
- Study concentrated H₂SO₄ as catalyst - Write general esterification equation - Discuss applications in food, drugs, synthetic fibres Study soap vs soapless detergent differences - Experiment 6.5: Saponify castor oil with NaOH - Add salt for salting out - Test soap formation |
Ethanoic acid, ethanol, concentrated H₂SO₄, test tubes, heating apparatus, cold water
Castor oil, 4M NaOH, NaCl, evaporating dish, water bath, stirring rod, filter paper |
KLB Secondary Chemistry Form 4, Pages 182-183
KLB Secondary Chemistry Form 4, Pages 183-186 |
|
| 4 | 5 |
ORGANIC CHEMISTRY II
|
Introduction to Detergents and Soap Preparation
|
By the end of the
lesson, the learner
should be able to:
Define detergents and classify types - Explain saponification process - Prepare soap in laboratory - Compare soapy and soapless detergents |
Study soap vs soapless detergent differences
- Experiment 6.5: Saponify castor oil with NaOH - Add salt for salting out - Test soap formation |
Castor oil, 4M NaOH, NaCl, evaporating dish, water bath, stirring rod, filter paper
|
KLB Secondary Chemistry Form 4, Pages 183-186
|
|
| 5 | 1 |
ORGANIC CHEMISTRY II
|
Mode of Action of Soap and Hard Water Effects
|
By the end of the
lesson, the learner
should be able to:
Explain soap molecule structure - Describe cleaning mechanism - Investigate hard water effects - Compare soap performance in different waters |
Study hydrophobic and hydrophilic ends
- Demonstrate micelle formation - Test soap in distilled vs hard water - Observe scum formation - Write precipitation equations |
Soap samples, distilled water, hard water (CaCl₂/MgSO₄ solutions), test tubes, demonstration materials
|
KLB Secondary Chemistry Form 4, Pages 186-188
|
|
| 5 | 2 |
ORGANIC CHEMISTRY II
|
Mode of Action of Soap and Hard Water Effects
|
By the end of the
lesson, the learner
should be able to:
Explain soap molecule structure - Describe cleaning mechanism - Investigate hard water effects - Compare soap performance in different waters |
Study hydrophobic and hydrophilic ends
- Demonstrate micelle formation - Test soap in distilled vs hard water - Observe scum formation - Write precipitation equations |
Soap samples, distilled water, hard water (CaCl₂/MgSO₄ solutions), test tubes, demonstration materials
|
KLB Secondary Chemistry Form 4, Pages 186-188
|
|
| 5 | 3-4 |
ORGANIC CHEMISTRY II
|
Mode of Action of Soap and Hard Water Effects
Soapless Detergents and Environmental Effects |
By the end of the
lesson, the learner
should be able to:
Explain soap molecule structure - Describe cleaning mechanism - Investigate hard water effects - Compare soap performance in different waters Explain soapless detergent preparation - Compare advantages/disadvantages - Discuss environmental impact - Analyze pollution effects |
Study hydrophobic and hydrophilic ends
- Demonstrate micelle formation - Test soap in distilled vs hard water - Observe scum formation - Write precipitation equations Study alkylbenzene sulphonate preparation - Compare Table 6.9 - soap vs soapless - Discussion on eutrophication and biodegradability - Environmental awareness |
Soap samples, distilled water, hard water (CaCl₂/MgSO₄ solutions), test tubes, demonstration materials
Flow charts of detergent manufacture, Table 6.9, environmental impact data, sample detergents |
KLB Secondary Chemistry Form 4, Pages 186-188
KLB Secondary Chemistry Form 4, Pages 188-191 |
|
| 6 |
End term examinations |
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| 7 | 1 |
ORGANIC CHEMISTRY II
|
Introduction to Polymers and Addition Polymerization
|
By the end of the
lesson, the learner
should be able to:
Define polymers, monomers, and polymerization - Explain addition polymerization - Draw polymer structures - Calculate polymer properties |
Study polymer concept and terminology
- Practice drawing addition polymers from monomers - Examples: polyethene, polypropene, PVC - Calculate molecular masses |
Polymer samples, monomer structure charts, molecular models, calculators, polymer formation diagrams
|
KLB Secondary Chemistry Form 4, Pages 191-195
|
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| 7 | 2 |
ORGANIC CHEMISTRY II
|
Introduction to Polymers and Addition Polymerization
|
By the end of the
lesson, the learner
should be able to:
Define polymers, monomers, and polymerization - Explain addition polymerization - Draw polymer structures - Calculate polymer properties |
Study polymer concept and terminology
- Practice drawing addition polymers from monomers - Examples: polyethene, polypropene, PVC - Calculate molecular masses |
Polymer samples, monomer structure charts, molecular models, calculators, polymer formation diagrams
|
KLB Secondary Chemistry Form 4, Pages 191-195
|
|
| 7 | 3-4 |
ORGANIC CHEMISTRY II
|
Addition Polymers - Types and Properties
|
By the end of the
lesson, the learner
should be able to:
Identify different addition polymers - Draw structures from monomers - Name common polymers - Relate structure to properties |
Study polystyrene, PTFE, perspex formation
- Practice identifying monomers from polymer structures - Work through polymer calculation examples - Properties analysis |
Various polymer samples, structure identification exercises, calculation worksheets, Table 6.10
|
KLB Secondary Chemistry Form 4, Pages 195-197
|
|
| 7 | 5 |
ORGANIC CHEMISTRY II
|
Condensation Polymerization and Natural Polymers
|
By the end of the
lesson, the learner
should be able to:
Explain condensation polymerization - Compare with addition polymerization - Study natural polymers - Analyze nylon formation |
Study nylon 6,6 formation from diamine and dioic acid
- Natural polymers: starch, protein, rubber - Vulcanization process - Compare synthetic vs natural |
Nylon samples, rubber samples, condensation reaction diagrams, natural polymer examples
|
KLB Secondary Chemistry Form 4, Pages 197-200
|
|
| 8 | 1 |
ORGANIC CHEMISTRY II
|
Polymer Properties and Applications
|
By the end of the
lesson, the learner
should be able to:
Compare advantages and disadvantages of synthetic polymers - State uses of different polymers - Discuss environmental concerns - Analyze polymer selection |
Study Table 6.10 - polymer uses
- Advantages: strength, lightness, moldability - Disadvantages: non-biodegradability, toxic gases - Application analysis |
Table 6.10, polymer application samples, environmental impact studies, product examples
|
KLB Secondary Chemistry Form 4, Pages 200-201
|
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| 8 | 2 |
ORGANIC CHEMISTRY II
|
Polymer Properties and Applications
|
By the end of the
lesson, the learner
should be able to:
Compare advantages and disadvantages of synthetic polymers - State uses of different polymers - Discuss environmental concerns - Analyze polymer selection |
Study Table 6.10 - polymer uses
- Advantages: strength, lightness, moldability - Disadvantages: non-biodegradability, toxic gases - Application analysis |
Table 6.10, polymer application samples, environmental impact studies, product examples
|
KLB Secondary Chemistry Form 4, Pages 200-201
|
|
| 8 | 3-4 |
ORGANIC CHEMISTRY II
|
Polymer Properties and Applications
Comprehensive Problem Solving and Integration |
By the end of the
lesson, the learner
should be able to:
Compare advantages and disadvantages of synthetic polymers - State uses of different polymers - Discuss environmental concerns - Analyze polymer selection Solve complex problems involving alkanols and acids - Apply knowledge to practical situations - Integrate polymer concepts - Practice examination questions |
Study Table 6.10 - polymer uses
- Advantages: strength, lightness, moldability - Disadvantages: non-biodegradability, toxic gases - Application analysis Worked examples on organic synthesis - Problem-solving on isomers, reactions, polymers - Integration of all unit concepts - Practice examination-style questions |
Table 6.10, polymer application samples, environmental impact studies, product examples
Comprehensive problem sets, past examination papers, calculators, organic chemistry summary charts |
KLB Secondary Chemistry Form 4, Pages 200-201
KLB Secondary Chemistry Form 4, Pages 167-201 |
|
| 9 |
Marking of end term exams and closing |
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