Saturday, October 23, 2010

2010 SPM Exams Tips - Chemistry

Paper 2

Section A:

Question 1: Form 4 (Chapter 9)

Contact process and Haber process (equation and condition)

Question 2: Form 4 (Chapter 6)

Compare electrolytic cell and voltaic cell

Question 3: Form 4 (Chapter 7)

Prepare standard solution and dilution experiment and calculation

Titration experiment and calculation

Question 4: Form 5 (Chapter 2)

Chemical reaction from alkene to ester (equation and condition)

Question 5: Form 5 (Chapter 3)

U-tube (flow of electron, terminal of electrodes, function of H2SO4, observations and equations)

(Oxidising agent: KMnO4, K2Cr2O7, Br2, Cl2)

(Reducing agent: FeSO4, KI)

Question 6: Form 5 (Chapter 2&5)

Latex (Structure of monomer and polymer and explain its elasticity and vulcanisation)

Explain how latex coagulate when exposed to air and how to prevent the coagulation

Soap (preparation equation, cleansing process and effectiveness in hard water and soft water)

Section B:

Question 7-Essay: Form 4 (Chapter 4&5)

Compare Group 1 and Group 17 elements

Physical properties of Group 17 or reactivity of Group 17 elements towards Iron

Compare physical properties of ionic compounds and covalent compounds

(Electrical conductivity – experiment)

Question 8-Essay: Form 5 (Chapter 1)

Explain the factors that affect the rate of reaction(size, temp. concentration, catalyst) by using collision theory

Sketch energy level diagram, equations and calculations

Section C:

Question 9-Essay: Form 4 (Chapter 8)

Heating of carbonate salt

Experiment: Prepare soluble salt / insoluble salt

Question 10-Essay: Form 5 (Chapter 3)

Compare and explain exothermic reaction and endothermic reaction

Experiment: Heat of neutralisation between weak acid and strong alkali

Paper 3

Section A:

Question 1: Form 5 (Chapter 4)

Group 1 metal with oxygen. (Observations, variables, hypothesis)

Question 2: Form 5 (Chapter 2)

Heat of combustion of different types of alcohols

(Electronic balance and thermometer readings)

(Calculation and draw graph)

Section B: (Practical)

1. Form 4 (Chapter 6)

To investigate the types of electrode/anode affect the choice of ions to be discharged.

2. Form 5 (Chapter 1)

Rate of reaction(size, temperature or catalyst)

3. Form 5 (Chapter 3)

To investigate the effect of different metals when in contact with iron to the rusting of iron.

4. Form 5 (Chapter 4)

Heat of combustion of alcohols

List of Experiments

Form 4 – Chapter 3

(1) To determine the empirical formula of copper (II) oxide

(2) To determine the empirical formula of magnesium oxide

Form 4 – Chapter 4

(3) To investigate the chemical properties of Group 17 elements (Iron)

Form 4 – Chapter 5

(4) To investigate the electrical conductivity of ionic compound and covalent compound

Form 4 – Chapter 6

(5) To investigate the effect the types of electrodes on the products of electrolysis

(6) To construct the electrochemical series based on the potential difference between two metals

Form 4 – Chapter 7

(7) To prepare standard solution

(8) Titration

Form 4 – Chapter 8

(9) To prepare sodium chloride by mixing an acid with alkali (titration method)

(10) To prepare copper(II) nitrate by mixing and acid with a metal oxide

(11) To prepare insoluble salts by precipitation method

Form 5 – Chapter 1

(12) To investigate the effect of size of the reactant on the rate of reaction.

(13) To investigate the effect of temperature on the rate of reaction.

(14) To investigate the effect of catalyst on the rate of reaction.

Form 5 – Chapter 3

(15) To investigate the effect of different metals when in contact with iron to the rusting of iron.

Form 5 – Chapter 4

(16) To determine heat of neutralisation of weak acid and strong alkali

(17) To determine the heat of combustion of alcohol

1 comment:

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