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SS 1, SS 2 & SS 3, 2nd Term
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Chemical Combination
SUB TOPICS:
A. Electronic structures using energy level K, L, M, N, …
B. Brief explanation on period and group of elements
C. Types of chemical combination: electrovalent or ionic bond, covalent bond, etc
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Draw electronic structures of elements using k, l, m, n
2 Write symbols of first ten elements.
3 State the number of electrons at the outer most shell of the first ten elements in the periodic table.
4 Mention the criteria for the arrangement of elements in the periodic table.
5 ETC
SS2 Biology 2nd Term to get started.
Two elements X and Y combine to form a compound with the formula X2Y3. Which of the following representations would fit the electronic configuration of X and Y? 6.13 WAEC
A. X(2, 2) Y(2, 3) B. X(2, 6) Y(2, 5) C. X(2, 8, 2) Y(2, 8, 3) D. X(2, 8, 3) Y(2, 6)
Chemical Combination (CONT'D)
SUB TOPICS:
A. Dative bond or coordinate covalent bond
B. Differences between ionic and covalent compounds
C. Binding forces: metallic and van der Waals forces
D. Binding forces: hydrogen bond
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Use simple demonstrations to illustrate the type of bond in common substances like camphor, common salt, sulphur
2 Use dot diagram to explain the formation of ammonium ion.
3 Give examples of dative compounds.
4 Draw the electronic structures of sodium, chlorine, oxygen, etc.
5 ETC
The bond formed between H2O and H+ to form hydroxonium ion H3O+ is --- 6.25 WAEC
A. covalent. B. dative. C. electrovalent. D. ionic.
Kinetic Theory of Matter and Gas Laws
SUB TOPICS:
A. Kinetic theory of matter
B. States of matter
C. Change of state
D. Phenomena supporting kinetic theory
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 State the kinetic theory of matter.
2 List the assumptions of the kinetic theory of matter.
3 Identify different states of matter.
4 Discuss the properties of each state of matter.
5 ETC
Kinetic Theory of Matter and Gas Laws (CONT'D)
SUB TOPICS:
A. Assumptions of the kinetic theory of gases
B. Boyle’s law and Charles’ law and how kinetic theory explain them
C. Gay Lussac’s law and Graham’s law of diffusion
D. Avogadro’s law and Dalton’s law of partial pressure
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 State the assumptions of kinetic theory of gases.
2 State Boyle’s law and its mathematical expression.
3 Use a bicycle pump to demonstrate Boyle’s law.
4 Solve some calculations on Boyle’s law.
5 ETC
Mole Concept
SUB TOPICS:
A. Avogadros number and number of atoms, molecules and ions
B. Molar volume of gases
C. Nature of molecules
D. Vapour density and relative molecular mass
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Solve questions on number of atoms, molecules and ions.
2 Solve questions on molar volume of gases.
3 ETC
Acids and Bases
SUB TOPICS:
A. Definition, classes and strength of acids
B. Properties of acids and uses of acids
C. Bases and alkalis
D. Properties and uses of alkali/bases
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 State the meaning of acid.
2 Differentiate between strong acid and weak acid.
3 List the acids present in daily food.
4 List the properties of acid.
5 ETC
Mid Term Revision and Test for SS1 Chemistry 2nd Term
You can't take the Online Quiz on a Desktop.
Salts
SUB TOPICS:
A. Types of salts
B. Preparation of soluble salts
C. Preparation of insoluble salts
D. Salts hydrolysis
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 Identify salts in their environments and group them accordingly.
2 Mention different types of salts.
3 ETC
Salts (CONT'D)
SUB TOPICS:
A. Water of crystallization
B. Efflorescent, deliquescent and hygroscopic substances
C. Drying agents
D. Ionic reactions and equations
LEARNING OBJECTIVES: At the end of the lesson, learners should be able to:
1 List at least twenty salts and classify them as hydrated, anhydrous, hygroscopic, and efflorescent.
2 Give examples of salts with water of crystallization.
3 State the meaning of efflorescent, deliquescent and hygroscopic.
4 Give examples each of efflorescent, deliquescent and hygroscopic substances.
5 ETC
Symbols, Formulae and Chemical Equations
Learning objectives: By the end of this lesson, students should be able to:
1. Write a balanced chemical equation for the reaction between H2SO4 and KOH (Source: Ref WAEC 2021, Q3a)
2. Write an equation for the reaction in a gas jar containing Carbon (IV) oxide and burning magnesium ribbon (Source: Ref WAEC 2021, Q3b)
3. Write a balanced chemical equation for the reaction that takes place in the extraction of tin from its ore (Source: Ref WAEC 2021, Q4c)
4. Write an equation for the reaction of tin with: (i) oxygen (ii) chlorine (Source: Ref WAEC 2021, Q4c)
5. Write equations to illustrate the statement that ZnO is an amphoteric oxide (Source: Ref WAEC 2021, Q5b)
Evaluation and Online Quiz
Google Classrooms & Reference Textbooks
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Chemical Combination
Kinetic Theory of Matter and Gas Laws
Mole Concept
Acids and Bases
Salts
Online Quiz
Reference Textbooks
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