This yearly lesson plan outlines the key topics and learning outcomes for Form 5 students regarding organic chemistry. It includes 4 chapters that cover (1) rate of reaction and factors that affect it, (2) carbon compounds focusing on alkanes, alkenes, alcohols, carboxylic acids, and esters, (3) collision theory, and (4) fats and oils. For each topic, it lists the learning outcomes and suggested hands-on learning activities and experiments to help students understand concepts and solve problems involving organic compounds and reactions.
Yearly Lesson Plan – Form 5 Rate of Reaction and Carbon Compounds
1. Yearly Lesson Plan – Form 5
W Chapter Learning Outcomes Suggested Learning Activities
A student is able to:
state what rate of reaction is, Discuss :
(a) the meaning of rate of reaction,
(b) some examples of fast reactions,
(c) some examples of slow reactions.
identify observable changes to Discuss to identify observable changes to
reactants or products for reactants or products and its method of
determining rate of reaction, measurement in order to determine the rate of
reaction.
1.1
determine average rate of Carry out an activity involving a reaction between
2 Analysing rate of
reaction, zinc and acid, and plot a graph to determine
reaction
average rate of reaction and the rate of reaction
determine the rate of reaction at at any given time.
any given time from a graph,
solve numerical problems Carry out problem solving activities involving
involving average rate of rates of reaction.
reaction,
solve numerical problem
involving rate of reaction at any
given time.
A student is able to:
Discuss possible factors affecting the rate of
reaction.
design experiment to investigate Design and carry out activities to investigate
factors affecting the rate of factors affecting the rate of reaction, i.e. size of
reaction, reactant, concentration, temperature and
catalyst.
give examples of reactions that Some suggested reactions:
are affected by size of reactant, (a) a reaction between calcium carbonate,
concentration, temperature and CaCO3 , and hydrochloric acid, HCl,
catalyst, (b) a reaction between sodium thiosulphate,
Na2S2O3, and sulphuric acid, H2SO4,
3 1.2 (c) decomposition of hydrogen peroxide, H2O2, in
/ Synthesising factors the presence of a catalyst.
4 affecting the rate of
reaction explain how each factor affects View computer stimulations to investigate how
the rate of reaction, the movement and collision of particles in a
reaction are affected by temperature, size of
reactant, pressure, concentration and catalyst.
describe how factors affecting Collect and interpret data to explain factors
the rate of reaction are applied in affecting the rate of reaction in the following:
daily life and industrial (a) combustion of charcoal,
processes, (b) storing food in a refrigerator,
(c) cooking food in a pressure cooker,
(d) industrial production of ammonia, sulphuric
acid and nitric acid.
solve problems involving factors Solve problems involving rate of reaction.
affecting rate of reaction.
1.3 A student is able to:
Synthesising ideas on
collision theory relate reaction with energy Carry out simulations on:
produced by movement and (a) movement and collision of particles in
6 effective collision of particles, chemical reactions,
2. describe activation energy, (b) movement and collision of particles in
sketch and describe energy reaction affected by temperature, size of
profile diagram reactant, pressure, concentration and catalyst.
relate the frequency of effective Collect, interpret data and discuss the following:
collisions with the rate of reaction (a) collision
(b) effective collision
relate the frequency of effective (c) activation energy
collisions with factors influencing (d) collision frequency
the rate of reaction (e) effective collision frequency,
6
(f) energy profile diagram.
describe how a certain factor
affects the collision of particles in
a reaction. Discuss to conceptualise collision theory
A student is able to:
Apply knowledge on factors Carry out some daily activities related to factors
affecting the rate of reaction in affecting the rate of reaction.
1.4 everyday activities.
Practising scientific Collect and interpret data on scientists’
6
knowledge to contribution in enhancing the quality of life.
enhance quality of life
Adopt problem solving Carry out problem solving activities involving rate
approaches and make rational of reaction in the field of science and technology
decisions based on research. through experiment and research.
A student is able to:
Collect and interpret data on:
state what carbon compound is (a) the meaning of carbon
compound
state that carbon compounds can (b) the meaning of organic compound with
be classified into two groups, i.e. respect to its sources, content and
organic and inorganic combustion products,
state what organic compound is
2.1 Understanding (c) the meaning of hydrocarbon, inclusive of
carbon compounds saturated and unsaturated hydrocarbons,
9
gives examples of organic and
inorganic carbon compounds (d) sources of hydrocarbon
state what hydrocarbon is
lists the sources of hydrocarbon
(e) examples of organic and inorganic
compounds
identify the combustion products
of organic carbon compounds Carry out an activity to identify the products to
the combustion of organic compounds, i.e.
carbon dioxide and water
9 2.2 Analysing A student is able to:
alkanes
- state what alkane is Collect and interpret data on:
- state what structural formula is (a) the meaning of alkane
-deduce the molecular formulae (b) the meaning of structural formula
of the first ten alkanes
-draw the structural formulae for Carry out an activity to construct molecular
the first ten straight-chain models and draw structural formulae of the first
alkanes ten straight-chain alkanes
-deduce the general formulae of
alkanes
name the first ten alkanes Construct a table showing names, molecular
formulae, structural formulae and physical
properties of the fist ten straight-chain alkanes.
relate changes in physical Collect and interpret data on:
(a) physical properties of alkanes i.e. melting and
3. properties with increase in the boiling points, density, physical state at room
number of carbon atoms in temperature, solubility in water and electrical
alkane molecules conductivity
(b) chemical properties of alkanes i.e.
combustion, substitution reactions with halogen
Discuss:
explain the effect of the increase (a) the relationship between changes in physical
in number of carbon atoms in properties with increase in the number of carbon
alkane molecules on the boiling atoms in alkane molecules
points (b) the effect on boiling points of alkanes due to
increase in the number of carbon atoms in
alkane molecules
(C) the complete and incomplete combustion of
describe complete and alkane
incomplete combustion of
alkanes
(d) the substitution reaction of alkanes
describe the substitution reaction
of alkanes
Write chemical equations for combustion and
write chemical equation for substitution reaction of methane.
combustion and substitution
reaction of methane
Discuss that decomposition of organic matter
describe how methane affects produces methane and how this may cause fire
everyday life in land fills and peat swamps.
10 2.3 Analysing alkenes A student is able:
state what alkene is Collect and interpret data on the meaning of
alkene.
deduce the molecular formulae Carry out an activity to construct molecular
of the first nine alkenes models and draw structural formulae of the first
nine straight- chain alkenes with one double
deduce the general formula of bond.
alkenes
name the first nine alkenes Construct a table showing names, molecular
formulae, structural formulae and physical
draw the structural formulae for properties of the first nine straight-chain alkenes.
the first nine straight-chain
alkenes
relate changes in physical Collect and interpret data on:
properties with increase in the (a) physical properties of alkenes i.e melting and
alkene molecules boiling points, density, physical state at room
temperature, solubility in water and electrical
explain the effects on boiling conductivity
points of alkenes due to increase
in the number of carbon atoms in
alkene molecules
describe chemical properties of (b) chemical properties of alkenes i.e
alkenes combustion, addition reaction and
polymerization.
Discuss:
(a) the relationship between changes of physical
properties with increase in the number of carbon
atoms in alkene molecules
(b) how the increase in the number of carbon
atoms in alkene affect their boiling points
(c) the combustion of alkenes
(d) the addition reaction of alkenes
(e) the polymerization of alkene
Write chemical equations for combustion,
addition and polymerization reaction of alkene.
4. Investigate addition reactions of alkenes through
computer simulation.
Carry out activities to compare properties of
compare and contrast alkanes alkanes and alkenes having the same number of
with alkenes carbon atms such as hexane, C6H14, and hexane,
C6H12, with respect to:
(a) sootiness of flame
(b) reactions with bromine, Br2,
(c) reaction with acidified potassium
manganate(VII), KMnO4.
Compare qualitatively the sootiness of flame
relate the reactivities of alkanes during combustion of an alkane with the
and alkenes to their chemical corresponding alkene.
bonds
Discuss to generalize the characteristics of
generalize the characteristics of homologous series in terms of having the same
homologous series based on general formula, can be made by similar
alkanes and alkenes. methods, steady changes in physical properties,
and similar chemical properties.
A student is able to:
construct various structural Construct all possible models and draw structural
formulae of a particular alkane formulae for a particular alkane and alkene.
and alkene,
Construct a table showing names and formulae
of alkyl groups.
2.4
explain what isomerism is, Discuss isomerism.
10 Synthesising ideas on
isomerism
use IUPAC nomenclature to Discuss the existence of isomers.
name isomers,
Draw structural formulae of alkane and alkene
isomers and name them.
Examine isomerism through models or computer
simulations.
11 2.5 A student is able to :
Analysing alcohols
state the general formula of Carry out an activity to derive the general formula
alcohols, or alcohols and identify the functional group.
identify the functional group of
alcohols,
Construct a table of names and molecular
list the names and the molecular formulae for the first four alcohols.
formulae of the first four alcohols,
Carry out an activity to draw various possible
draw structural formulae for structural formulae of the first four alcohols and
isomers of propanol (C3H7OH) name them.
and butanol (C4H8OH),
name isomers of propanol and
butanol using IUPAC
nomenclature,
Collect and interpret data on the industrial
describe the industrial production production of ethanol
of ethanol,
Carry out an activity on the preparation of
describe the preparation of ethanol in the laboratory through fermentation
ethanol in the laboratory, and distillation.
Collect and interpret data on the physical
state the physical properties of properties of ethanol ( C2H5OH) i.e, colour,
ethanol, odour, boiling point, physical state at room
temperature, volatility and solubility.
5. Carry out activities to investigate the chemical
describe the chemical properties properties of ethanol in terms of :
of ethanol, (a) combustion,
(b) oxidation,
(c) dehydration.
Write chemical equations for the above reactions
predict the chemical properties of involving ethanol, propanol and butanol.
other members of alcohols,
Carry out an activity to predict the chemical
explain with examples the uses properties for other members of alcohols.
of alcohols in everyday life,
Collect and interpret data on:
explain the effects of the misuse (a) uses of alcohols in everyday life,
and abuse of alcohols. (b) effects of alcohol misuse and abuse.
A student is able to :
state the general formula of Carry out an activity to derive the general formula
carboxylic acids, of carboxylic acids and identify the functional
group.
identify the functional group of
carboxylic acids,
list the names and the molecular Construct a table with names and molecular
formulae of the first four formulae of the first four members of carboxylic
members of carboxylic acids, acid and draw their structural formulae.
draw structural formulae of the
first four members of carboxylic
acid and name them using the
IUPAC nomenclature,
describe the preparation of Collect and interpret data on the preparation of
ethanoic acid in the laboratory, ethanoic acid (CH3COOH) in the laboratory.
2.6 state the physical properties of Colllect and interpret data on the physical
12 Analysing carboxylic carboxylic acids, properties of ethanoic acid, i.e colour, odour,
acids boiling point , physical state at room temperature
and solubility in water.
state the chemical reactions of Carry out activities to investigate the chemical
ethanoic acid with other properties of ethanoic acid through its reaction
chemicals, with:
(a) base,
(b) metallic carbonate,
(c ) metal,
(d) alcohol.
Carry out an activity to write chemical equations
for the above reactions involving propanoic acid
(C2H7COOH) and butanoic acid (C3H7COOH).
predict the chemical properties Carry out an activity to predict the chemical
for other members of carboxylic properties of other members of carboxylic acids.
acid,
explain with examples the uses Collect and interpret data on the uses of
of carboxylic acids in everyday carboxylic acids in everyday life.
life.
13 2.7 A student is able to:
Analysing esters
State the general formula of Carry out an activity to derive the general formula
esters of esters and identify he functional group
Identify the functional group of
esters
List the names and molecular Construct a table of molecular formulae and
6. formulae of simples esters names of esters
Draw structural formulae of
simple esters and name them
using the IUPAC nomenclature
Describe the preparation of ester Carry out an activity to prepare ethyl ethanoate in
in the laboratory the laboratory
State the physical properties of Carry out an activity to investigate the physical
ethyl ethanoate properties of ethyl ethanoate
Predict the ester produced from Discuss to predict the esters produced from the
the esterification reaction esterification between various carboxylic acids
and alcohols
Write equations for the Write equations for esterification reactions
esterification reactions
State the natural sources of ester Collect and interpret data on:-
a) natural sources of ester
b) uses of ester in everyday
life
State the uses of ester in Carry out a project to extract esters from plants
everyday life
A student is able to:
- State what oils are Collect and interpret data on:-
- State what fats are a) what oils and fats are
State the importance of oils and b) why our body needs oils
fats for body processes and fats
State the sources of oils and fats c) sources and the uses of
List the uses of oils and fats oils and fats
State the differences between d) the difference between oils
oils and fats and fats at room
temperature in terms of
physical state
Identify structural formulae for e) structural formulae for fat
fats molecule of certain fatty molecules of certain fatty
acids acids
2.8
13
Evaluating fats State what saturated fats are Collect and interpret data on:-
State what unsaturated fats are a) what saturated and unsaturated fats are
b) sources and compositions of saturated and
unsaturated fats
Compare and contrast between c) the differences between saturated and
saturated and unsaturated fats unsaturated fats
Describe the process of d) the need to convert unsaturated to saturated
changing unsaturated fats to fats
saturated fats
Describe the effects of eating e) effects of fats on health
food high in fats on health
Describe the industrial extraction Discuss the production of margarine by
of palm oil hydrogenation
Justify the uses of palm oil in Visit a palm oil factory, margarine manufacturing
food production plant or palm oil research institute
14 2.9 A student is able to:
Analysing natural
rubber List examples of natural Collect and interpret data on:-
polymers and their monomers a) natural polymers i.e natural
rubber, starch and protein
Draw the structural formula of and their respective
7. natural rubber monomers
State the properties of natural b) properties of natural rubber
rubber in terms of elasticity,
oxidation and the effects of
heat and solvents
State the uses of natural rubber c) uses of natural rubber
d) structural formula of natural rubber
- Describe the coagulation Carry out an activity to investigate the
process of latex coagulation of latex and methods to prevent
- Describe the method used to coagulation
prevent latex from coagulating
Describe the vulcanisation of Carry out activities to produce latex products
rubber such as gloves and balloons
Carry out an activity to produce vulcanized
rubber
Investigate the process of rubber vulcanization
using computer simulation
Describe how the presence of Discuss :-
sulphur atoms changes the a) how the presence of
properties of vulcanised rubber sulphur atoms in
vulcanised rubber changes
the properties of vulcanised
rubber
b) research on natural rubber
in Malaysia
Compare and contrast the Carry out an activity to compare the elasticity of
properties of vulcanised and vulcanised and unvulcanised natural rubber
unvulcanised natural rubber.
Visit a rubber plantation, a latex processing
factory , a rubber product manufacturing plant or
a rubber research institute
A student is able to:
describe the systematic in Construct a table naming each member of the
2.10 naming members of homologous homologous series according to the increasing
Creating awareness series number of carbon atoms
14
of order in
homologous series describe the order in the physical Discuss the order in the physical and chemical
and chemical properties of properties of compound in homologous series
compounds in homologous
series
A student is able to
Describe the existence of Collect and interpret data on the existence of a
various organic materials and variety of organic materials in consumer products
2.11 their uses in everyday life
Expresing
gratefulness for the Practise good nutrition for Attend activities (talks, forum, exhibition) related
14
variety of the variety health to good nutrition or health
of organic materials in
nature Relate the contribution of palm Conduct a forum related to the contribution of
oil and natural rubber to the palm oil and natural rubber industries with the
economic development of the country’s economy.
country.
15 3.1 A student is able to :
/ Analysing redox Collect and interpret data on oxidation, reduction,
16 reactions - state what oxidation is, redox reaction, oxidising agent and reducing
- state what reduction is, agent based on:
- explain what redox reaction is, a) loss or gain of oxygen,
- state what oxidising agent is, b) loss or gain of hydrogen,
- state what reducing agent is, c) transfer of electron ,
8. d) change in oxidation
number
calculate the oxidation number of Calculate the oxidation number of an element in
an element in a compound , a compound.
relate the oxidation number of an Carry out an activity to identify the oxidation
element to the name of its number of an element in a compound and name
compound using the IUPAC the compound and name the compound using
nomenclature, the IUPAC nomenclature.
explain with examples oxidation Carry out an activity to identify oxidation and
and reduction processes in terms reduction processes in chemical equations:
of the change in oxidation a) using oxidation number
number,
explain with examples oxidation b) in terms of electron transfer
and reduction processes in terms
of electron transfer
explain with examples oxidising Carry out activities to investigate oxidation and
and reducing agents in redox reduction in the following reactions:
reactions,
a) combustion of metal in oxygen
or chlorine,
b) heating of metallic oxide with
carbon,
c) change of Fe2+ ions to Fe3+ ions
and Fe3+ ions to Fe2+ ions,
d) displacement of metal from its
salt solution,
e) displacement of halogen from its
halide solution,
f) transfer of electrons at a distance
(a variety of solutions to be
used).
write oxidation and reduction Carry out an activity to write oxidation and
half-equation and ionic reduction half-equations and ionic equations for
equations. the above reactions.
16 3.2 A student is able to:
/ Analysing rusting as a
17 redox reaction State the conditions for the Collect and interpret data on
rusting of iron • conditions for the rusting of iron
• the meaning of corrosion of metal
State what corrosion of metal is • the process of rusting in terms of oxidation
and reduction
Describe the process of rusting Discuss the redox reaction in corrosion of metals
in terms of oxidation and including rusting
reduction
Generate ideas on the use of Discuss on the use of other metals to control
other metals to control rusting rusting
Explain with examples on the Carry out an activity to investigate the effect of
use of a more electropositive iron nails when it is in contact with other metals.
metal to control metal corrosion
Collect and interpret data on methods to control
Explain with examples on the
metal corrosion using a more electropositive
use of a less electropositive
metal or a less electropositive metal
metal to control metal corrosion
9. A student is able :
compare the differences in the Carry out an activity to investigate the reactivity
vigour of reactions of some of some metals with oxygen.
metals with oxygen
deduce the reactivity series of Arrange metals in term of their reactivity with
metals oxygen
determine the position of carbon Carry out activity to determine
and hydrogen in the reactivity The position of carbon and hydrogen in the
series of metals reactivity series of metals
3.3
21 Understanding the
state what the reactivity series of Discuss to predict the position of other metals in
/ reactivity series of
metals are the reactivity series
22 metals and its
application
describe the extraction of iron Collect and interprete data on the extraction of
and tin from their ores iron and tin
explain the use of carbon as the Visit metal extraction factories
main reducing agent in metal or view a video on the extraction of metals
extraction
use the reactivirty series of Discuss the use of the reactivity series of metals
metals to predict possible to predict possible reactions involving metals
reaction involving metal
A student is able to:
3.4
Analysing redox explain with examples the Carry out activity to investigate oxidation and
reactions in oxidation and reduction reduction reactions in electrolytic and chemical
electrolytic and reactions at the electrodes of cells
chemical cells various chemical cells
explain with examples the Using computer simulation, study and discuss
oxidation and reduction redox reactions in various types of cells
reactions at the electrodes of
various electrolytic cells
23
state the differences between Discuss the differences between electrolytic and
electrolytic and chemical cells in chemical cells in term of :
terms of basic structure, energy (a) basic structure, energy conversion and
conversion and transfer of the transfer of electrons at the
electrons at the electrodes electrodes,
(b) oxidation and reduction processes
compare and contrast
electrolytic and chemical cells
with reference to the oxidation
and reduction processes.
23 3.5 A student is able to:
Appreaciating the
ability of elements to Describe the various applications Discuss the applications of the change of
change their oxidation of the change of oxidation oxidation number in substances in the following
numbers number in substances processes:
a. Extracting metal from its ore
b. Corrosion of metal
c. Preventing corrosion of metal
d. Generation of electricity by cell
e. Recycling of metals
Describe the existence of various Collect and interpret data on:
types of ores in our country a. The existence of various types of ores in our
country
Describe efforts to prevent b. Methods of preventing corrosion of metal
corrosion of metals c. Varieties of chemical cells
d. Recycling of metals
Describe the contribution of Discuss:
10. metal extraction industry ti the a. The contribution of metal extraction industry
economy of our to the economy of our country
country’appreciate chemical cell b. The potential of new chemical cells to be
as a source of renewable energy developed as an alternative source of
renewable energy
A student is able to :
4.1 Evaluating energy
State what exothermic reaction Discuss the meaning of exothermic and
changes in chemical
is, endothermic reactions.
reactions
Carry out activities to study exothermic and
State what endothermic reaction endothermic reactions in the :
is, a) reaction between sodium hydrogen
carbonate, NaHCO3 , and an acid,
Identify exothermic reactions, b) reaction between sodium hydroxide, NaOH ,
and hydrochloric acid,HCl,
Identify endothermic reactions, c) dissolving of sodium hydroxide in water.
d) Dissolving of ammonium chloride, NH4Cl,
Give examples of exothermic ammonium nitrate, NH4NO3, and ammonium
reactions, sulphate, ( NH4)2SO4, in water.
Give example of endothermic
reactions,
24
Construct energy level diagrams Carry out an activity to construct energy level
for exothermic reactions, diagrams for exothermic and endothermic
reactions.
Construct energy level diagrams Discuss to interpret an energy level diagram.
for endothermic reactions,
Interpret energy level diagram Discuss to interpret an energy level diagram.
Interrelate energy change with Discuss the release or the absorption of energy
formation and breaking of bonds during formation and breaking of bonds using
simulation, computer animation,games or other
Describe the application of methods.
knowledge of exothermic and
endothermic reactions in
everyday life.
A student is able :
State what heat of reaction is, Show and discuss the application of exothermic
and endothermic reactions, such as in cold or hot
State what heat of precipitation is packs.
Determine the heat of Discuss the meaning of heat of reaction for the
precipitation for a reaction, following types of reactions:
a) precipitation
4.2 Understanding
b)displacement
25 heat of precipitation
c)neutralistion
d)combustion
Construct an energy level Carry out an activity to determine the heat of
diagram for a precipitation precipitation for a reaction and construct its
reaction, energy level diagram.
Solve numerical problems Carry out an activity to solve numerical problems
related to heat of precipitation. related to heat of precipitation using information
based on thermochemical equations.
26 4.3 Understanding A student is able to :
heat of displacement
State what heat of displacement Discuss the meaning of heat of displacement
is,
Determine heat of displacement, Carry out an activity to determine the heat of
displacement for a reaction and construct the
Construct the energy level energy level diagram
11. diagram for a displacement
reaction, Calculate heat of displacement using information
based on thermochemical equations.
Solve numerical problems Carry out an activity to solve numerical problem
related to heat of displacement related to heat of displacement using information
based on thermochemical equations
A student is able to:
State what heat of neutralisation Discuss the meaning of heat of neuralisation
is,
Determine the heat of Carry out activities to determine the heat of
neutralisation, neutralization and construct energy level
diagrams for the following types of reaction
Construct energy level diagrams between:
for various types of neutralisation a) Strong acid and strong alkali
reactions, b) Weak acid and strong alkali
c) Strong acid and weak alkali
d) Weak acid and weak alkali
Compare the heat of neutrlisation Discuss the difference between the heat of
for the reaction between a strong neutralisation for a strong acid/or strong alkali
4.4 Understanding
acid and a strong alkali with the with heat of neutrlisation for a reaction involving
27 heat of neutralisation
heat of neuralisation for a a weak acid and a weak alkali
reaction between a weak acid
and /or a weak alkali
Explain the difference of the heat
of neutralisation for a strong acid
and strong alkali with the heat of
neutralisation for a reaction
involving a weak acid and/or a
weak alkali
Solve numerical problems Carry out an activity to solve numerical problem
related to heat of neutralisation related to heat of neutralization using information
based on thermochemical equations.
28 4.5 A student is able to
Understanding Heat
of Combustion State what is meant by the heat Discuss the meaning of heat of combustion
of combustion
Determine the heat of Carry out activities to determine the heat of
combustion for a reaction combustion of various alcohols
Construct an energy level
diagram for a combustion
reaction
Compare the heat of combustion Discuss:
for various alcohols, a) the difference between heat of combustion
of various alcohols,
State what is meant by the fuel b) the difference between fuel values of various
value, fuels,
c) the selection of suitable fuels for specific
Describe the differences purposes
between heats of combustion of
various alcohols,
Describe the applications of fuel
value
Compare and contrast the fuel
values for various fuels
Solve numerical problems Carry out an activity to solve numerical problems
12. related to heat of combustion related to heat of combustion using information
based on thermo-chemical equations
A student is able to: Carry out group activities where each group:
a) brainstorm and identify the various
describe a variety of energy energy sources,
sources b) choose an energy source,
4.6 c) identify technology used to harness this
Appreciating the identify various technologies energy,
28
existence of various used to harness energy d) discuss the pros and cons in using this
energy sources energy source
Justify the use of a particular Discuss the use of various energy sources and
energy source. its effects on humans and the environment
A student is able to:
- State what soap is, Collect and interpret data on :
- State what detergent is, (a) the history of soap manufacturing,
- Describe soap preparation (b) what soap and detergent are,
process, (c) the additives in detergent such as biological
- Describe detergent preparation enzymes and whitening agents,
process, (d) the preparation of detergent.
Carry out an activity to prepare soap using the
saponification process.
Describe the cleansing action of Investigate the cleansing action of soap and
soap, detergent using simulation and computer
5.1
animation
Analysing soap and
Describe the cleansing action of
detergent
detergent,
Compare and contrast the Discuss :
effectiveness of the cleansing (a) the cleansing action of soap and detergent,
action of soap and detergent, (b) the differences in the effectiveness of the
cleansing action of soap and detergent.
Identify the additives in detergent Conduct a competition or carry out a project
and their respective functions related to :
(a) the manufacturing of soap,
(b) the preparation of detergent for multiple
purposes such as shampoo and dish cleaner
5.2 A student is able to:
Evaluating the use of
food additives State the types of food additives Collect and interpret data on the various types of
and their examples, food additives in the market.
State the functions of each type Collect and interpret data on the types of
of food additive, chemicals used in food additives and their
functions as :
(a) preservatives and antioxidants, e.g. sodium
nitrite, sodium benzoate, ascorbic acid,
(b) flavouring agents, e.g. monosodium
glutamate (MSG), aspartame,
(c) stabilizers and thickening agents, e.g.
gelatine, acacia gum,
Carry out a project to collect and observe the
labels on food packs and identify the additives
used.
Justify the use of food additives, Discuss:
(a) the rationale for the use of food additives,
Describe the effects of food (b) the effect of food additives on health and the
additives on health and the environment,
environment. (c) life without food additives
13. A student is able to: Collect and interpret data on various types and
functions of medicine, i.e.:
State examples of traditional (a) traditional medicines derived from plants
medicine, their sources and and animals,
uses,
State the types of modern (b) analgesics such as aspirin, paracetamol and
medicine and their examples, codeine,
(c) antibiotics such as penicillin and
5.3 State the functions of each type streptomycin,
Understanding of modern medicine, (d) psychotherapeutic medicine such as
medicine stimulant, antidepressant and antipsychotic.
Describe the possible side Collect and interpret data on :
effects of using modern and (a) the side effects of modern and traditional
traditional medicine, medicines,
Describe the correct usage of (b) the correct usage of modern and traditional
modern and traditional medicines.
medicines.
A student is able to:
Describe that the discovery of Collect and interpret data on :
chemicals improves quality of (a) discovery of chemicals that can improve the
life, quality of life, such as antibiotic and detergent,
State the side effects of (b) side effects of chemicals on life and the
chemicals on humans and the environment,
environment,
5.4
Appreciating the
Describe common traits among (c) describe common traits among scientists in
existence of
scientists in carrying out carrying out research out research, such as
chemicals
research, patience, meticulousness and perseverance.
Describe life without chemicals, Carry out an activity to discuss and predict how
life would be without chemicals.
State appreciation and support Discuss and practice proper management of
for proper management of chemicals towards better life, hygiene and
chemicals. health.