If this scheme pleases you, click here to download.
| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 |
CHEMICAL FAMILIES
|
Halogens.
Physical properties of halogens.
|
By the end of the
lesson, the learner
should be able to:
Identify halogens in the periodic table. Give examples of halogens. Identify physical states of halogens. |
Teacher demonstration: - To examine electrical properties of iodine, solubility in water of chlorine.
|
Iodine crystals, electrical wire, a bulb.
|
KLB BK II
P. 47 |
|
| 1 | 2-3 |
CHEMICAL FAMILIES
|
Halogens.
Physical properties of halogens.
Comparative physical properties of halogens. |
By the end of the
lesson, the learner
should be able to:
Identify halogens in the periodic table. Give examples of halogens. Identify physical states of halogens. To state and explain the trends in physical properties of halogens. |
Teacher demonstration: - To examine electrical properties of iodine, solubility in water of chlorine.
Examine a comparative table of physical properties of halogens. Discuss the deductions made from the table. |
Iodine crystals, electrical wire, a bulb.
text book |
KLB BK II
P. 47 K.L.B. BOOK II P. 47 |
|
| 1 | 4 |
CHEMICAL FAMILIES
|
Chemical properties of halogens.
|
By the end of the
lesson, the learner
should be able to:
To describe laboratory preparation of chlorine gas. To describe reaction of halogens with metals. |
Teacher demonstration: - preparation of chlorine gas.
Reaction of chlorine and iron wool. Reaction of bromine and iron wool. Reaction of iodine and iron wool. Observe the rate of these reactions; hence deduce order of their reactivity of halogens. |
Chlorine, iron wool, bromine.
|
K.L.B. BOOK IIPP. 48-50
|
|
| 2 | 1 |
CHEMICAL FAMILIES
|
Equations of reaction of halogens with metals.
|
By the end of the
lesson, the learner
should be able to:
To write balanced chemical equations of reactions involving halogens. |
Re-write word equations as chemical equations then balance them.
Supervised practice. |
text book
|
K.L.B. BOOK II P. 50
|
|
| 2 | 2-3 |
CHEMICAL FAMILIES
|
Equations of reaction of halogens with metals.
|
By the end of the
lesson, the learner
should be able to:
To write balanced chemical equations of reactions involving halogens. |
Re-write word equations as chemical equations then balance them.
Supervised practice. |
text book
|
K.L.B. BOOK II P. 50
|
|
| 2 | 4 |
CHEMICAL FAMILIES
|
Equations of reaction of halogens with metals.
|
By the end of the
lesson, the learner
should be able to:
To write balanced chemical equations of reactions involving halogens. |
Re-write word equations as chemical equations then balance them.
Supervised practice. |
text book
|
K.L.B. BOOK II P. 50
|
|
| 3 | 1 |
CHEMICAL FAMILIES
|
Reaction of halogens with water.
|
By the end of the
lesson, the learner
should be able to:
To describe reaction of halogens with water and the results obtained. |
Bubbling chlorine gas through water.
Carry out litmus test for the water. Explain the observations. |
Chlorine gas, litmus papers.
|
K.L.B. BOOK II P. 51
|
|
| 3 | 2-3 |
CHEMICAL FAMILIES
|
Reaction of halogens with water.
|
By the end of the
lesson, the learner
should be able to:
To describe reaction of halogens with water and the results obtained. |
Bubbling chlorine gas through water.
Carry out litmus test for the water. Explain the observations. |
Chlorine gas, litmus papers.
|
K.L.B. BOOK II P. 51
|
|
| 3 | 4 |
CHEMICAL FAMILIES
|
Reaction of halogens with water.
|
By the end of the
lesson, the learner
should be able to:
To describe reaction of halogens with water and the results obtained. |
Bubbling chlorine gas through water.
Carry out litmus test for the water. Explain the observations. |
Chlorine gas, litmus papers.
|
K.L.B. BOOK II P. 51
|
|
| 4 | 1 |
CHEMICAL FAMILIES
|
Some uses of halogens and their compounds.
|
By the end of the
lesson, the learner
should be able to:
To state uses of halogens and their compounds. |
Teacher elucidates uses of halogens and their compounds.
|
text book
|
K.L.B. BOOK II pp 52
|
|
| 4 | 2-3 |
CHEMICAL FAMILIES
|
Some uses of halogens and their compounds.
|
By the end of the
lesson, the learner
should be able to:
To state uses of halogens and their compounds. |
Teacher elucidates uses of halogens and their compounds.
|
text book
|
K.L.B. BOOK II pp 52
|
|
| 4 | 4 |
CHEMICAL FAMILIES
|
Some uses of halogens and their compounds.
|
By the end of the
lesson, the learner
should be able to:
To state uses of halogens and their compounds. |
Teacher elucidates uses of halogens and their compounds.
|
text book
|
K.L.B. BOOK II pp 52
|
|
| 5 | 1 |
CHEMICAL FAMILIES
|
Noble Gases.
Comparative physical properties of noble gases.
|
By the end of the
lesson, the learner
should be able to:
To describe physical properties of noble gases. To explain physical properties of noble gases. |
Make A comparative analysis of tabulated physical properties of noble gases.
|
text book
|
K.L.B. BOOK IIPP. 52-53
|
|
| 5 | 2-3 |
CHEMICAL FAMILIES
STRUCTURE & BONDING |
Uses of noble gases.
Chemical bonds. Ionic bond. |
By the end of the
lesson, the learner
should be able to:
State uses of noble gases. Describe role of valence electrons in determining chemical bonding. Explain formation of ionic bonding. |
Teacher elucidates uses of noble gases.
Q/A: Review valence electrons of atoms of elements in groups I, II, III, VII and VIII. Q/A: Review group I and group VII elements. Discuss formation of ionic bond. |
text book
|
K.L.B. BOOK IIP. 54
K.L.B. BOOK IIP54 PP 57-58 |
|
| 5 | 4 |
STRUCTURE & BONDING
|
Ionic bond representation.
|
By the end of the
lesson, the learner
should be able to:
Use dot and cross diagrams to represent ionic bonding. |
Drawing diagrams of ionic bonds.
|
Chart- dot and cross diagrams.
Models for bonding. |
K.L.B. BOOK II P. 58
|
|
| 6 | 1 |
STRUCTURE & BONDING
|
Grant ionic structures.
|
By the end of the
lesson, the learner
should be able to:
Describe the crystalline ionic compound. Give examples of ionic substances. |
Discuss the group ionic structures of NaCl.
Teacher gives examples of other ionic substances: KNO3, potassium bromide, Ca (NO3)2, sodium iodide. |
Giant sodium chloride model.
|
K.L.B. BOOK II PP 56-58
|
|
| 6 | 2-3 |
STRUCTURE & BONDING
|
Grant ionic structures.
Physical properties of ionic compounds. |
By the end of the
lesson, the learner
should be able to:
Describe the crystalline ionic compound. Give examples of ionic substances. Describe physical properties of ionic compounds. Explain the differences in the physical properties of ionic compounds. |
Discuss the group ionic structures of NaCl.
Teacher gives examples of other ionic substances: KNO3, potassium bromide, Ca (NO3)2, sodium iodide. Analyse tabulated comparative physical properties of ionic compounds. Teacher asks probing questions. |
Giant sodium chloride model.
text book |
K.L.B. BOOK II PP 56-58
K.L.B. BOOK IIPP 58-59 |
|
| 6 | 4 |
STRUCTURE & BONDING
|
Physical properties of ionic compounds.
|
By the end of the
lesson, the learner
should be able to:
Describe physical properties of ionic compounds. Explain the differences in the physical properties of ionic compounds. |
Analyse tabulated comparative physical properties of ionic compounds.
Teacher asks probing questions. |
text book
|
K.L.B. BOOK IIPP 58-59
|
|
| 7 | 1 |
STRUCTURE & BONDING
|
Covalent bond.
|
By the end of the
lesson, the learner
should be able to:
Explain the formation of covalent bond Use dot and cross diagrams to represent covalent bond. |
Exposition: Shared pair of electrons in a hydrogen molecule, H2O, NH3, Cl2, and CO2.
Drawing of dot-and-cross diagrams of covalent bonds. |
text book
|
K.L.B. BOOK II PP 60-63
|
|
| 7 | 2-3 |
STRUCTURE & BONDING
|
Co-ordinate bond.
|
By the end of the
lesson, the learner
should be able to:
To describe the co-ordinate bond To represent co-ordinate bond diagrammatically. |
Exposition- teacher explains the nature of co-ordinate bond.
Students represent co-ordinate bond diagrammatically. |
text book
|
K.L.B. BOOK II P 65
|
|
| 7 | 4 |
STRUCTURE & BONDING
|
Molecular structure.
|
By the end of the
lesson, the learner
should be able to:
To describe the molecular structure. To give examples of substance exhibiting molecular structure |
Discussion ? To explain formation of the giant structure and give examples of substance exhibiting molecular structure.
|
text book
|
K.L.B. BOOK IIP 65
|
|
| 8 | 1 |
STRUCTURE & BONDING
|
Trend in physical properties of molecular structures.
|
By the end of the
lesson, the learner
should be able to:
To describe van- der -waals forces. To explain the trend in physical properties of molecular structures. |
Discuss comparative physical properties of substances. exhibiting molecular structure.
Explain variation in the physical properties. |
Sugar, naphthalene, iodine rhombic sulphur.
|
K.L.B. BOOK IIP 65
|
|
| 8 | 2-3 |
STRUCTURE & BONDING
|
Trend in physical properties of molecular structures.
Giant atomic structure in diamond. |
By the end of the
lesson, the learner
should be able to:
To describe van- der -waals forces. To explain the trend in physical properties of molecular structures. To describe giant atomic structure in diamond. To state uses of diamond. |
Discuss comparative physical properties of substances. exhibiting molecular structure.
Explain variation in the physical properties. Diagrammatic representation of diamond. Discuss uses of diamond. |
Sugar, naphthalene, iodine rhombic sulphur.
Diagrams in textbooks. |
K.L.B. BOOK IIP 65
K.L.B. BOOK II P 69 |
|
| 9 |
MIN TERM BREAK |
|||||||
| 10 | 1 |
STRUCTURE & BONDING
|
Giant atomic structure in graphite.
|
By the end of the
lesson, the learner
should be able to:
To describe giant atomic structure in graphite. To state uses of graphite. |
Diagrammatic representation of graphite.
Discuss uses of graphite. |
Diagrams in textbooks.
|
K.L.B. BOOK II pp 69
|
|
| 10 | 2-3 |
STRUCTURE & BONDING
|
Metallic bond.
Uses of some metals.
|
By the end of the
lesson, the learner
should be able to:
To describe mutual electronic forces between electrons and nuclei. To describe metallic bond. To compare physical properties of metals. To state uses of some metals. |
Discussion:
Detailed analysis of comparative physical properties of metals and their uses. Probing questions & brief explanations. |
text book
|
K.L.B. BOOK IIP 70
|
|
| 10 | 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
|
|
| 11 | 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
|
|
| 11 | 2-3 |
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
|
|
| 11 | 4 |
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
|
|
| 12 | 1 |
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
|
|
| 12 | 2-3 |
PROPERTIES AND TRENDS ACROSS PERIOD THREE
|
Chemical properties of elements in period 3.
Chemical properties of elements in the third period. |
By the end of the
lesson, the learner
should be able to:
To compare reactions of elements in period 3 with oxygen. To compare reactions of elements in period 3 with water |
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. Q/A: Review reaction of sodium, Mg, chlorine, with water. Infer that sodium is most reactive metal; non-metals do not react with water. |
The periodic table.
|
K.L.B. BOOK II PP. 79-80
K.L.B. BOOK II PP. 80-81 |
|
| 12 | 4 |
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
|
|
| 13 | 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
|
|
| 13 | 2-3 |
PROPERTIES AND TRENDS ACROSS PERIOD THREE
EFFECTS OF AN ELECTRIC CURRENT ON SUBSTANCES. |
Chlorides of period 3 elements.
Electrical conductivity. |
By the end of the
lesson, the learner
should be able to:
To explain chemical behavior of their chlorides. To describe hydrolysis reaction. To test for electrical conductivities of substances. |
Comparative analysis, discussion and explanation.
Group experiments- to identify conductors and non-conductors. Explain the difference in (non) conductivities. |
The periodic table.
Various solids, bulb, battery, & wires. |
K.L.B. BOOK II PP. 77-78
K.L.B. BOOK II PP. 118-119 |
|
| 13 | 4 |
EFFECTS OF AN ELECTRIC CURRENT ON SUBSTANCES.
|
Electrical conductivity.
|
By the end of the
lesson, the learner
should be able to:
To test for electrical conductivities of substances. |
Group experiments- to identify conductors and non-conductors.
Explain the difference in (non) conductivities. |
Various solids, bulb, battery, & wires.
|
K.L.B. BOOK II PP. 118-119
|
|
Your Name Comes Here