WK | PRD | TOPIC | SUB-TOPIC | SPECIFIC OBJECTIVES | TEACHING/ LEARNING ACTIVITIES | TEACHING/ LEARNING RESOURCES | REFERENCES | REMARKS |
1 | 1 | Structure of the atom and the periodic table | Structure of the atom | By the end of the lesson, the learner should be able to: -Define an atom -describe the structure of the atom | ⦠Class discussion, describing the atomic structure using Dalton’s theory. ⦠Describing the subatomic particles: protons, electrons and neutrons. | ⦠Chart on models of the atom Spotlight chemistry students Book 1&2 pages 91 | KLB BK 2 pages 1-2 -Longman KCSE Revision page 88 | |
2 | Structure of the atom and the periodic table | Atomic characteristics | By the end of the lesson, the learner should be able to: -give names and symbols of the first 20 elements | ⦠writing names and symbols of the first 20 elements of the periodic table | ⦠Periodic table or chart showing the first 20 elements with their correct chemical symbols | -KLB chemistry students Book 2 pages 2-3 -Longman KCSE Revision page 88 | ||
3&4 | Structure of the atom and the periodic table | By the end of the lesson, the learner should be able to: -define the terms atomic number, mass number, isotopes -calculate the relative atomic mass from relative abundance of isotopes of an element | ⦠Class discussion, doing questions involving calculation of relative atomic masses | KLB chemistry students Book 2 pages 3-4 -Longman KCSE Revision page 89 | ||||
2 | 1 | Structure of the atom and the periodic table | Electron arrangement | By the end of the lesson, the learner should be able to: -write the electronic configuration of the first 20 elements of the periodic table. | ⦠Writing electronic configuration of elements. | KLB chemistry students Book 2 pages 4-5 Spotlight chemistry page 93-94 Longman KCSE Revision page 90 | ||
2 | Structure of the atom and the periodic table | The periodic table | By the end of the lesson, the learner should be able to: -explain the position of an element in the periodic table in terms of electron arrangement | ⦠Discussion on the modern periodic table | â¦Periodic table of elements | KLB chemistry students Book 2 pages 4-5 | ||
3&4 | Structure of the atom and the periodic table | Formation of ions | By the end of the lesson, the learner should be able to: -predict the type of ion formed from a given electron arrangement of an atom | ⦠Class discussion on formation of ions ⦠Defining Cat ions and Anions ⦠Defining the term ionization energy and electron affinity ⦠Writing electron arrangement of ions | â¦Periodic table ⦠Chart showing structure of some ions-cations and anions | KLB chemistry students Book 2 pages12-14 Spotlight page 101-103 -Longman KCSE Revision page 89 | ||
3 | 1 | Structure of the atom and the periodic table | Valency and oxidation numbers | By the end of the lesson, the learner should be able to: -define the terms valency and oxidation number of an element | ⦠Defining terms :valence and oxidation number ⦠Predicting the oxidation numbers of elements through ion formation | ⦠Chart showing valency and oxidation number of some elements and radicals | -KLB chemistry students Book 2 pages 14-16 -Longman KCSE Revision page 89 Spotlight page 104 | |
2 | Structure of the atom and the periodic table | Valency and oxidation numbers of radicals. | By the end of the lesson, the learner should be able to: ⦠Derive valency and oxidation number of an element from atoms; its position in the periodic table. ⦠Name and give formulae of common radicals | ⦠Predicting valency and oxidation number of elements ⦠Defining the term radical ⦠Writing formulae of common radicals | ⦠Table showing valencies of elements and radicals | Klb chemistry Book 2 pages 14-15 -Longman KCSE Revision page 89 Spotlight chemistry pages 105 | ||
3&4 | Structure of the atom and the periodic table | Chemical formulae | By the end of the lesson, the learner should be able to: ⦠Derive the formulae of some compounds from valencies of elements and radicals | ⦠Writing chemical formulae of compounds ⦠Deriving chemical formulae of compounds | ⦠Chalkboard illustrations | Klb chemistry students Book 2 pages 16-19 Spotlight chemistry pages 106-107 | ||
4 | 1 | Structure of the atom and the periodic table | Chemical equations | By the end of the lesson, the learner should be able to: ⦠Write simple balanced chemical equations | ⦠Writing and balancing simple chemical equations | ⦠Chalkboard illustrations | Klb bk 2 pages 20- Spotlight pages 107-109 | |
2 | Structure of the atom and the periodic table | Revision (Quiz) | By the end of the lesson, the learner should be able to: ⦠Define an atom. ⦠Name the subatomic particles. ⦠Calculate RAM of elements from isotopic abundances. ⦠Write electronic configuration of elements and ions. ⦠Write and balance equations | ⦠Answering questions on the topic structure of the atom and periodic table | ⦠Question papers | Klb chemistry students Book 2 pages 23-25 -Longman KCSE revision chemistry page 92-97 | ||
3&4 | Chemical Families: Patterns in properties | Alkali metals | By the end of the lesson, the learner should be able to: ⦠Identify alkali metals. ⦠Describe the electronic arrangement for alkali metals. ⦠State and explain the trends in physical properties of alkali metals. | ⦠Class discussion: ⦠identifying group 1 elements, ⦠writing their electronic configurations ⦠explaining the physicals properties of alkali metals ⦠Experiment to investigate physical properties of group 1 elements( teacher demonstration) | ⦠Chart on properties of alkali metals ⦠Samples of lithium, sodium and potassium | Klb chemistry students Book 2 pages 26-28 -Longman KCSE revision chemistry pg90 Spotlight chemistry pages 112-113 | ||
5 | 1 | Chemical Families: Patterns in properties | Alkali metals | By the end of the lesson, the learner should be able to: ⦠Explain the trends down the group for alkali metals in terms of atomic and ionic radius, ease of ion formation and m.p/b.p | ⦠Class discussion on the trends down the group | ⦠Chart showing atomic radius, melting points, boiling points and density for alkali metals | Klb chemistry students Book 2 pages28-29 -Longman KCSE revision chemistry page 90 | |
2 | Chemical Families: Patterns in properties | Chemical properties (Reaction with air) | By the end of the lesson, the learner should be able to: ⦠Describe the chemical properties of alkali metals | ⦠Observing the reaction of alkali metals with air. ⦠Identifying the colour of the flames produced. ⦠Writing chemical equations for the reaction of alkali metals with air | ⦠Pair of tongs. ⦠Pair of scissors. ⦠Deflagrating spoons. ⦠Samples of lithium and sodium. | KLB chemistry students Book 2 page 29 | ||
3&4 | Chemical Families: Patterns in properties | Reaction of alkali metals with water | By the end of the lesson, the learner should be able to: ⦠Describe and explain the reaction of alkali metals with water | ⦠Experiment on the action of cold water on alkali metals. ⦠Observing the reactions. ⦠Writing balanced chemical equations | ⦠Samples of lithium, sodium and potassium(very small grain). ⦠Cold water. ⦠Trough. ⦠Goggles | KLB chemistry students Book 2 page 30 Longman KCSE revision chemistry page 90 | ||
6 | 1 | Chemical Families: Patterns in properties | Reaction of alkali metals with chlorine | By the end of the lesson, the learner should be able to: ⦠Describe and explain the reaction of alkali metals with chlorine | ⦠Experiment( teacher demonstration) on action of chlorine on alkali metals ⦠Observing the reactions and writing chemical equations. | .⦠Fume cupboard. ⦠Dry chlorine gas in a gas jar. ⦠Deflagrating spoon ⦠Samples of lithium and sodium(tiny grain). ⦠Source of heat | KLB chemistry students Book 2 page 30-31 Longman KCSE revision chemistry page 90 | |
2 | Chemical Families: Patterns in properties | Similarities of ions and formulae of hydroxides, oxides and chlorides of alkali metals | By the end of the lesson, the learner should be able to: ⦠Explain the similarities in formulae of compounds by alkali metals | ⦠Class discussion on similarities of chemical formulae | ⦠Chart showing formulae of the compounds of alkali metals | KLB chemistry students Book 2 page 31 32 | ||
3&4 | Chemical Families: Patterns in properties | Uses of alkali metals | By the end of the lesson, the learner should be able to: ⦠Describe the uses of alkali metals | ⦠Discussing uses of alkali metals | KLB chemistry students Book 2 page 32 Spotlight chemistry pg 116 | |||
7 | 1 | Chemical Families: Patterns in properties | Alkaline earth metals | By the end of the lesson, the learner should be able to: ⦠Identify alkaline earth metals. ⦠Describe the electronic arrangement for alkaline earth metals | ⦠Class discussion ⦠identifying group 2 elements ⦠writing their electronic configurations ⦠explaining the physicals properties of alkaline earth metals. | ⦠Chart on properties of alkaline earth metals. ⦠Samples of magnesium and calcium. | KLB chemistry students Book 2 pages 33 -Longman KCSE revision chemistry page 91 | |
2 | Chemical Families: Patterns in properties | Physical properties | By the end of the lesson, the learner should be able to: ⦠Explain the trends in the physical properties of the group 2 elements | ⦠Experiment to investigate physical properties of group 2 elements (teacher demonstratio). ⦠Observing the colour of alkaline earth metals | ⦠Beryllium. ⦠Magnesium. ⦠Calcium. | KLB chemistry students Book 2 pages 34-36 -Longman KCSE revision chemistry page 91 - 93 | ||
3&4 | Chemical Families: Patterns in properties Chemical properties | Reaction with water and air | By the end of the lesson, the learner should be able to: ⦠Describe the reaction of alkaline earth metals with air and water | ⦠Reacting the alkaline earth metals with air and water. ⦠Recording the observation. ⦠Writing chemical equations for the reactions. | ⦠Magnesium ribbon. ⦠Calcium metal. ⦠Steel wool for cleaning the metals. ⦠Water. ⦠Source of heat. | KLB chemistry students Book 2 pages 36- 37 Spotlight chemistry pg 117-118 -Longman KCSE revision chemistry page 91 - 93 | ||
8 | 1 | Chemical Families: Patterns in properties | Reaction with chlorine | By the end of the lesson, the learner should be able to: ⦠Describe the reaction of alkaline earth metals with chlorine | ⦠Reacting alkaline earth metals with chlorine, ⦠Noting observations and writing equations | ⦠Magnesium ribbon. ⦠Calcium metal. ⦠Source of chlorine in a fume cupboard. ⦠Deflagrating spoon. ⦠Pair of tongs | KLB chemistry students Book 2 pages 38-39 -Longman KCSE revision chemistry page 91 | |
2 | Chemical Families: Patterns in properties | Reaction with dilute acids | By the end of the lesson, the learner should be able to: ⦠Describe the reaction of alkaline-earth metals with dilute acids | ⦠Carrying out experiments to show how alkaline earth metals react with dilute acids | ⦠Test tubes. ⦠Dilute mineral acids, e.g. sulfuric, nitric and hydrochloric acid. ⦠Magnesium ribbon. ⦠Calcium metal. | KLB chemistry students Book 2 pages 39-40 -Longman KCSE revision chemistry page 91 | ||
3&4 | Chemical Families: Patterns in properties | Uses of alkaline earth metals | By the end of the lesson, the learner should be able to: ⦠Explain the importance of alkaline earth metals. ⦠Explain the similarities in formulae of alkaline earth metals | ⦠Class discussion on the uses and similarities in formulae of compounds | ⦠Chart showing formulae of the compounds of alkaline earth metals | KLB chemistry students Book 2 pages 41 -Longman KCSE revision chemistry page 91 | ||
9 | 1 | Chemical Families: Patterns in properties | Halogens | By the end of the lesson, the learner should be able to: ⦠Explain the physical properties of halogens | ⦠Class discussion on appearance and electronic arrangement of halogens | ⦠Chart showing some physical properties of halogens | KLB chemistry students Book 2 pages 41 -Longman KCSE revision chemistry page 91 | |
2 | Chemical Families: Patterns in properties | Trends down the group | By the end of the lesson, the learner should be able to: ⦠Explain the trends in physical properties of the halogens down the group | ⦠Class discussion | ⦠Chart showing the atomic radii, and ionic radii of halogens boiling and melting points | KLB chemistry students Book 2 pages 42-44 -Longman KCSE revision chemistry page 91 | ||
3&4 | Chemical Families: Patterns in properties | Chemical properties of halogens | By the end of the lesson, the learner should be able to: ⦠Describe the reaction of chlorine with water | ⦠Experiment on reacting chlorine gas with water. ⦠Investigating the bleaching action of chlorine. ⦠Discussion and note taking | ⦠Chlorine gas in a small test tube. ⦠Water in a test tube. ⦠Blue and red litmus papers. | KLB chemistry students Book 2 pages 48-49 -Longman KCSE revision chemistry page 91 | ||
10 | 1 | Chemical Families: Patterns in properties | Reaction of halogens with metals | By the end of the lesson, the learner should be able to: ⦠Describe the reaction between halogens and metals | ⦠Experiment to investigate reaction between halogens and metals. ⦠Discussion and note taking. | ⦠Deflagrating spoon. ⦠Some grain of sodium metal. ⦠Iron wool. ⦠Source of chlorine. ⦠Source of heat. Gas jar. | KLB chemistry students Book 2 pages 45-47 -Longman KCSE revision chemistry page 91 spotlight pg 121-122 | |
2 | Chemical Families: Patterns in properties | Reaction of halogens with metals | By the end of the lesson, the learner should be able to: ⦠Describe the reaction between halogens and metals | ⦠Experiment to investigate reaction between halogens and metals ⦠Discussion and note taking | ⦠Deflagrating spoon. ⦠Zinc metal. ⦠Iron wool. ⦠Source of heat. ⦠Bromine liquid. Iodine crystals. Source of heat. Gas jar. | -Longman KCSE revision chemistry page 91-93 | ||
3&4 | Chemical Families: Patterns in properties | Similarity of ions and formulae of compounds and uses of halogens | By the end of the lesson, the learner should be able to: ⦠Explain the similarities of ions and formulae of the halogen compounds ⦠Explain the uses of halogens | ⦠Class discussion and note taking. | ⦠Chart showing ions and formulae of halogen compounds | Spotlight chemistry page 122 -Longman KCSE revision chemistry page 91 | ||
11 | 1 | Chemical Families: Patterns in properties | Noble gases | By the end of the lesson, the learner should be able to: ⦠Name the noble gases | ⦠Locating and identifying noble gases in the periodic table ⦠Writing the electronic configuration of noble gases | ⦠Chart on properties of noble gases | KLB chemistry students Book 2 pages 50 -Longman KCSE revision chemistry page 92 | |
2 | Chemical Families: Patterns in properties | Uses of noble gases | By the end of the lesson, the learner should be able to: ⦠Explain the uses of noble gases | ⦠Class discussion and note taking | ⦠Chalkboard | KLB chemistry students Book 2 pages 51 Spotlight page 124 -Longman KCSE revision chemistry page 92 | ||
3&4 | Chemical Families: Patterns in properties | Properties and trends across a period | By the end of the lesson, the learner should be able to: ⦠Identify the period three elements. ⦠Explain the trends in physical properties of elements across the period | ⦠Identifying the period three elements ⦠Writing the electronic arrangement ⦠Explaining the trends in physical properties | ⦠Periodic table. ⦠Chart showing the physical properties of the period three elements. | KLB chemistry students Book 2 pages 52-54 -Longman KCSE revision chemistry page 103 Spotlight chemistry pg 124-125 | ||
12 | 1 | Chemical Families: Patterns in properties | Chemical properties | By the end of the lesson, the learner should be able to: ⦠State and explain the trends in chemical behavior of elements in period 3 | ⦠Discussing and writing chemical equations on reaction of period three elements with air. ⦠Explaining the nature of oxides formed | ⦠Chalkboard illustrations ⦠(experiments on this subtopic had earlier been done) | KLB chemistry students Book 2 pages 55-57 -Longman KCSE revision chemistry page 102 | |
2 | Chemical Families | By the end of the lesson, the learner should be able to: ⦠Describe the reaction of the period three elements with acids and water | ⦠Class discussion on reaction between hydrochloric acid and the period three elements ⦠Writing equations on the reaction of period three elements with water | ⦠Water ⦠Trough ⦠Dilute acids ⦠Sodium ⦠Magnesium | KLB chemistry students Book 2 pages 57-59 -Longman KCSE revision chemistry page 104 Spotlight chemistry pg 127-128 | |||
3&4 | Chemical families | Revision | By the end of the lesson, the learner should be able to: ⦠Recall all aspects of what was taught on chemical families | ⦠Class discussion ⦠Question answering ⦠Writing and balancing equations | ⦠Quiz ⦠Revision questions on the topic chemical families | KLB chemistry students Book 2 pages 60-61 Longman KCSE revision chemistry page 104 |
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