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WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
---|---|---|---|---|---|---|---|---|
2 | 3-4 |
PROPERTIES AND TRENDS ACROSS PERIOD THREE
|
Physical properties of elements in periods.
|
By the end of the
lesson, the learner
should be able to:
To compare electrical conductivity of elements in period 3 |
Group experiments- Construct electrical circuits incorporating a magnesium ribbon, then aluminum foil, then sulphur in turns.
The brightness of the bulb is noted in each case. Discuss the observations in terms of delocalised electrons. |
The periodic table.
|
K.L.B. BOOK IIP. 76
|
|
2 | 5 |
PROPERTIES AND TRENDS ACROSS PERIOD THREE
|
Physical properties of elements in periods.
|
By the end of the
lesson, the learner
should be able to:
To compare electrical conductivity of elements in period 3 |
Group experiments- Construct electrical circuits incorporating a magnesium ribbon, then aluminum foil, then sulphur in turns.
The brightness of the bulb is noted in each case. Discuss the observations in terms of delocalised electrons. |
The periodic table.
|
K.L.B. BOOK IIP. 76
|
|
3 | 1 |
PROPERTIES AND TRENDS ACROSS PERIOD THREE
|
Physical properties of elements in period 3.
|
By the end of the
lesson, the learner
should be able to:
To compare other physical properties of elements across period 3. |
Analyse comparative physical properties presented in form of a table.
Explain the trend in the physical properties given. |
The periodic table.
|
K.L.B. BOOK II P. 77
|
|
3 | 2 |
PROPERTIES AND TRENDS ACROSS PERIOD THREE
|
Chemical properties of elements in period 3.
|
By the end of the
lesson, the learner
should be able to:
To compare reactions of elements in period 3 with oxygen. |
Q/A: Products of reactions of Na, Mg, Al, P, & S with oxygen.
Discuss the trend in their reactivity; identify basic and acidic oxides. Exercise ? balanced chemical equations for the above reactions. |
The periodic table.
|
K.L.B. BOOK II PP. 79-80
|
|
3 | 3-4 |
PROPERTIES AND TRENDS ACROSS PERIOD THREE
|
Chemical properties of elements in the third period.
Oxides of period 3 elements. |
By the end of the
lesson, the learner
should be able to:
To compare reactions of elements in period 3 with water To identify bonds across elements in period 3. To explain chemical behavior of their oxide. |
Q/A: Review reaction of sodium, Mg, chlorine, with water.
Infer that sodium is most reactive metal; non-metals do not react with water. Comparative analysis, discussion and explanation. |
The periodic table.
|
K.L.B. BOOK II PP. 80-81
K.L.B. BOOK II P. 84 |
|
3 | 5 |
PROPERTIES AND TRENDS ACROSS PERIOD THREE
|
Oxides of period 3 elements.
|
By the end of the
lesson, the learner
should be able to:
To identify bonds across elements in period 3. To explain chemical behavior of their oxide. |
Comparative analysis, discussion and explanation.
|
The periodic table.
|
K.L.B. BOOK II P. 84
|
|
4 | 1 |
PROPERTIES AND TRENDS ACROSS PERIOD THREE
|
Chlorides of period 3 elements.
|
By the end of the
lesson, the learner
should be able to:
To explain chemical behavior of their chlorides. To describe hydrolysis reaction. |
Comparative analysis, discussion and explanation.
|
The periodic table.
|
K.L.B. BOOK II PP. 77-78
|
|
4 | 2 |
SALTS
|
Types of salts.
|
By the end of the
lesson, the learner
should be able to:
Define a salt. Describe various types of salts and give several examples in each case. |
Descriptive approach. Teacher exposes new concepts.
|
text book
|
K.L.B. BOOK II P. 91
|
|
4 | 3-4 |
SALTS
|
Solubility of salts in water.
|
By the end of the
lesson, the learner
should be able to:
To test solubility of various salts in cold water/warm water. |
Class experiments- Dissolve salts in 5 cc of water.
Record the solubility in a table, Analyse the results. |
Sulphates, chlorides, nitrates, carbonates of various metals.
|
K.L.B. BOOK II PP. 92-93
|
|
4 | 5 |
SALTS
|
Solubility of bases in water.
|
By the end of the
lesson, the learner
should be able to:
To test solubility of various bases in water. To carry out litmus test on the resulting solutions. |
Class experiments- Dissolve salts in 5cc of water.
Record the solubility in a table, Carry out litmus tests. Discuss the results. |
Oxides, hydroxides, of various metals, litmus papers.
|
K.L.B. BOOK IIPP. 94-95
|
|
5 | 1 |
SALTS
|
Methods of preparing various salts.
|
By the end of the
lesson, the learner
should be able to:
To describe various methods of preparing some salts. |
Experimental and descriptive treatments of preparation of salts e.g. ZnSO4, CuSO4, NaCl and Pb(NO3)2.
|
CuO, H2SO4, HCl, NaOH, PbCO3, dil HNO3.
|
K.L.B. BOOK II pp96
|
|
5 | 2 |
SALTS
|
Methods of preparing various salts.
|
By the end of the
lesson, the learner
should be able to:
To describe various methods of preparing some salts. |
Experimental and descriptive treatments of preparation of salts e.g. ZnSO4, CuSO4, NaCl and Pb(NO3)2.
|
CuO, H2SO4, HCl, NaOH, PbCO3, dil HNO3.
|
K.L.B. BOOK II pp96
|
|
5 | 3-4 |
SALTS
|
Methods of preparing various salts.
Direct synthesis of a salts. |
By the end of the
lesson, the learner
should be able to:
To describe various methods of preparing some salts. To describe direct synthesis of a salt. To write balanced equations for the reactions. |
Experimental and descriptive treatments of preparation of salts e.g. ZnSO4, CuSO4, NaCl and Pb(NO3)2.
Group experiments- preparation of iron (II) sulphide by direct synthesis. Give other examples of salts prepared by direct synthesis. Students write down corresponding balanced equations. |
CuO, H2SO4, HCl, NaOH, PbCO3, dil HNO3.
Iron, Sulphur |
K.L.B. BOOK II pp96
K.L.B. BOOK II P. 104 |
|
5 | 5 |
SALTS
|
Direct synthesis of a salts.
|
By the end of the
lesson, the learner
should be able to:
To describe direct synthesis of a salt. To write balanced equations for the reactions. |
Group experiments- preparation of iron (II) sulphide by direct synthesis.
Give other examples of salts prepared by direct synthesis. Students write down corresponding balanced equations. |
Iron,
Sulphur |
K.L.B. BOOK II P. 104
|
|
6 | 1 |
SALTS
|
Ionic equations.
|
By the end of the
lesson, the learner
should be able to:
To identify spectator ions in double decomposition reactions. To write ionic equations correctly. |
Q/A: Ions present in given reactants.
Deduce the products of double decomposition reactions. Give examples of equations. Supervised practice. |
PbNO3, MgSO4 solutions.
|
K.L.B. BOOK II
|
|
6 | 2 |
SALTS
|
Ionic equations.
|
By the end of the
lesson, the learner
should be able to:
To identify spectator ions in double decomposition reactions. To write ionic equations correctly. |
Q/A: Ions present in given reactants.
Deduce the products of double decomposition reactions. Give examples of equations. Supervised practice. |
PbNO3, MgSO4 solutions.
|
K.L.B. BOOK II
|
|
6 | 3-4 |
SALTS
|
Effects of heat on carbonates.
Effects of heat on nitrates. |
By the end of the
lesson, the learner
should be able to:
To state effects of heat on carbonates. To predict products resulting from heating metal carbonates. To state effects of heat on nitrates. To predict products resulting from heating metal nitrates. |
Group experiments- To investigate effects of heat on Na2CO3, K2CO3, CaCO3, ZnCO3, PbCO3, e.t.c.
Observe various colour changes before, during and after heating. Write equations for the reactions. Group experiments- To investigate effects of heat on various metal nitrates. Observe various colour changes before, during and after heating. Write equations for the reactions. |
Various carbonates.
Common metal nitrates. |
K.L.B. BOOK II PP. 108-109
K.L.B. BOOK II PP. 110-111 |
|
6 | 5 |
SALTS
|
Effects of heat on sulphates.
|
By the end of the
lesson, the learner
should be able to:
To state effects of heat on sulphates. To predict products results from heating metal sulphates. |
Group experiments- To investigate effects of heat on various sulphates.
Observe various colour changes before, during and after heating. Write equations for the reactions. |
Common sulphates.
|
K.L.B. BOOK II P. 113
|
|
7 | 1 |
SALTS
|
Hygroscopy, Deliquescence and Efflorescence.
|
By the end of the
lesson, the learner
should be able to:
To define hygroscopic deliquescent and efflorescent salts. To give examples of hygroscopic deliquescent and efflorescent salts. |
Prepare a sample of various salts.
Expose them to the atmosphere overnight. Students classify the salts as hygroscopic, deliquescent and / or efflorescent. |
|
K.L.B. BOOK II P. 114
|
|
7 | 2 |
SALTS
|
Hygroscopy, Deliquescence and Efflorescence.
|
By the end of the
lesson, the learner
should be able to:
To define hygroscopic deliquescent and efflorescent salts. To give examples of hygroscopic deliquescent and efflorescent salts. |
Prepare a sample of various salts.
Expose them to the atmosphere overnight. Students classify the salts as hygroscopic, deliquescent and / or efflorescent. |
|
K.L.B. BOOK II P. 114
|
|
7 | 3-4 |
SALTS
EFFECTS OF AN ELECTRIC CURRENT ON SUBSTANCES. |
Uses of salts.
Electrical conductivity. |
By the end of the
lesson, the learner
should be able to:
To state uses of salts To test for electrical conductivities of substances. |
Teacher elucidates uses of salts.
Group experiments- to identify conductors and non-conductors. Explain the difference in (non) conductivities. |
Various solids, bulb, battery, & wires. |
K.L.B. BOOK II P. 114
K.L.B. BOOK II PP. 118-119 |
|
7 | 5 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Allotropy.
|
By the end of the
lesson, the learner
should be able to:
Define allotropes and allotropy. Identify allotropes of carbon. Represent diamond and graphite diagrammatically. |
Teacher exposes new terms.
Review covalent bond. Discuss boding in diamond and graphite. |
text book
|
K.L.B. BOOK II PP. 131-133
|
|
8 | 1 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Physical and chemical properties of diamond, graphite and amorphous carbon
|
By the end of the
lesson, the learner
should be able to:
Describe physical and chemical properties of diamond, graphite and amorphous carbon. State uses of carbon allotropes. |
Discuss physical and chemical properties of diamond, graphite and amorphous carbon.
Explain the Physical and chemical properties of diamond, graphite and amorphous carbon. Discuss uses of carbon allotropes. |
Charcoal, graphite.
|
K.L.B. BOOK II pp 134
|
|
8 | 2 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Physical and chemical properties of diamond, graphite and amorphous carbon
|
By the end of the
lesson, the learner
should be able to:
Describe physical and chemical properties of diamond, graphite and amorphous carbon. State uses of carbon allotropes. |
Discuss physical and chemical properties of diamond, graphite and amorphous carbon.
Explain the Physical and chemical properties of diamond, graphite and amorphous carbon. Discuss uses of carbon allotropes. |
Charcoal, graphite.
|
K.L.B. BOOK II pp 134
|
|
8 | 3-4 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Burning carbon and oxygen.
Reduction properties of carbon. |
By the end of the
lesson, the learner
should be able to:
Describe reaction of carbon with oxygen. Describe reduction properties of carbon. Show reduction properties of carbon. |
Teacher demonstration- Prepare oxygen and pass dry oxygen into a tube containing carbon. Heat the carbon. Observe effects on limewater.
Teacher demonstration ? Burn strongly a mixture of carbon and CuO on a bottle top. Observe colour changes and give underlying explanation |
Carbon, limewater, tube, limewater stand& Bunsen burner.
CuO, pounded charcoal, Bunsen burner& bottle top |
K.L.B. BOOK II PP. 134-135
K.L.B. BOOK II P.126 |
|
8 | 5 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Reaction of carbon with acids.
Preparation of CO2.
|
By the end of the
lesson, the learner
should be able to:
Describe reaction of carbon with acids. Prepare CO2 in the lab. |
Teacher demonstration- reaction of carbon with hot conc HNO3.
Write balanced equations for the reaction. Review effects of heat on carbonates. Group experiments/teacher demonstration- preparation of CO2. |
Conc. HNO3, limewater.
|
K.L.B. BOOK II P.126
|
|
9 |
Mid term break |
|||||||
10 | 1 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Properties of CO2.
|
By the end of the
lesson, the learner
should be able to:
Describe properties of CO2 |
Simple experiments to determine properties of CO2.
Discuss the observations. |
Lime water,
Magnesium ribbon, Universal indicator, lit candle. |
K.L.B. BOOK II PP.138-139
|
|
10 | 2 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Properties of CO2.
|
By the end of the
lesson, the learner
should be able to:
Describe properties of CO2 |
Simple experiments to determine properties of CO2.
Discuss the observations. |
Lime water,
Magnesium ribbon, Universal indicator, lit candle. |
K.L.B. BOOK II PP.138-139
|
|
10 | 3-4 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Chemical equations for reactions involving CO2.
Uses of CO2. |
By the end of the
lesson, the learner
should be able to:
Write balanced CO2. State uses of CO2 |
Give examples of reactions. Write corresponding balanced chemical equations.
Discuss briefly the uses of CO2. |
text book
|
K.L.B. BOOK II PP.139-140
K.L.B. BOOK II PP.140-1 |
|
10 | 5 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Uses of CO2.
|
By the end of the
lesson, the learner
should be able to:
State uses of CO2 |
Discuss briefly the uses of CO2.
|
text book
|
K.L.B. BOOK II PP.140-1
|
|
11 | 1 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Carbon monoxide lab preparation.
|
By the end of the
lesson, the learner
should be able to:
To describe preparation of carbon monoxide in the lab |
Teacher demonstration: preparation of carbon monoxide in the lab.
Make observations. |
text book
|
K.L.B. BOOK II PP. 142-143
|
|
11 | 2 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Chemical properties of carbon monoxide.
|
By the end of the
lesson, the learner
should be able to:
To describe chemical properties of carbon monoxide. |
Description of properties of carbon monoxide.
Discussion and writing of chemical equations. |
text book
|
K.L.B. BOOK II PP. 144-145
|
|
11 | 3-4 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Carbonates and hydrogen carbonates.
Heating carbonates and hydrogen carbonates. |
By the end of the
lesson, the learner
should be able to:
To write chemical equations for reactions of carbonates and hydrogen carbonates with acids. To write equations for reaction of carbonates and hydrogen carbonates on heating. |
Discuss the observations above.
Write chemical equations for the reactions. Discuss the above observations. Write corresponding balanced equations. |
text book
|
K.L.B. BOOK II
K.L.B. BOOK II PP.150-151 |
|
11 | 5 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Extraction of sodium carbonate from trona.
|
By the end of the
lesson, the learner
should be able to:
To draw schematic diagram for extraction of sodium carbonates. |
Discuss each step of the process.
Write relevant equations. |
text book
|
K.L.B. BOOK II PP. 153-157
|
|
12 | 1 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Solvay process of preparing sodium carbonate.
|
By the end of the
lesson, the learner
should be able to:
To draw schematic diagram for extraction of sodium carbonates. |
Discuss each step of the process.
Write relevant equations. |
text book, chart
|
K.L.B. BOOK II
|
|
12 | 2 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Solvay process of preparing sodium carbonate.
|
By the end of the
lesson, the learner
should be able to:
To draw schematic diagram for extraction of sodium carbonates. |
Discuss each step of the process.
Write relevant equations. |
text book, chart
|
K.L.B. BOOK II
|
|
12 | 3-4 |
CARBON AND SOME OF ITS COMPOUNDS.
|
Importance of carbon in nature.
& its
effects on the environment.
|
By the end of the
lesson, the learner
should be able to:
To discuss: - Importance of carbon in nature. & Effects of carbon on the environment. |
Discuss the carbon cycle and processes that increase/ reduce amount of CO2 in the air.
Uses of CO2 in soft drinks and fire extinguishers. |
text book
|
K.L.B. BOOK II PP.157-158
|
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