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SCHEME OF WORK
Chemistry
Form 2 2025
TERM II
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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
2 1-2
STRUCTURE & BONDING
Chemical bonds. Ionic bond.
By the end of the lesson, the learner should be able to:
Describe role of valence electrons in determining chemical bonding.


Explain formation of ionic bonding.
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 IIP54




PP 57-58
2 3
STRUCTURE & BONDING
Chemical bonds. Ionic bond.
By the end of the lesson, the learner should be able to:
Describe role of valence electrons in determining chemical bonding.


Explain formation of ionic bonding.
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 IIP54




PP 57-58
2 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
3 1-2
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
3 3
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
3 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
4 1-2
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
4 3
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
4 4
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
5 1-2
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
5 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
5 4
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
6 1-2
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
6 3
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
6 4
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
7 1-2
STRUCTURE & BONDING
Giant atomic structure in diamond.
By the end of the lesson, the learner should be able to:
To describe giant atomic structure in diamond.
To state uses of diamond.
Diagrammatic representation of diamond.
Discuss uses of diamond.
Diagrams in textbooks.
K.L.B. BOOK II P 69
7 3
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
7 4
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
8 1-2
STRUCTURE & BONDING
EFFECTS OF AN ELECTRIC CURRENT ON SUBSTANCES.
Metallic bond. Uses of some metals.
Electrical conductivity.
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.
To test for electrical conductivities of substances.
Discussion:
Detailed analysis of comparative physical properties of metals and their uses.



Probing questions & brief explanations.

Group experiments- to identify conductors and non-conductors.
Explain the difference in (non) conductivities.
text book
Various solids, bulb, battery, & wires.
K.L.B. BOOK IIP 70
K.L.B. BOOK II PP. 118-119
8-9

HALF TERM BREAK
13-14

END TERM EXAMS

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