Wednesday, November 25, 2009

2009 SPM Chemistry Tips - Updated on 5 Dec 2009

Paper 2

Section A:

Question 1: Form 4 (Chapter 4)

- Group and period of elements in Periodic Table

- Transition metals

Question 2: Form 4 (Chapter 8)

- Salts preparation (soluble salts and insoluble salts Experiment)

Question 3: Form 4 (Chapter 9)

- Alloy

- Haber process

Question 4: Form 5 (Chapter 2)

- Fermentation or latex

Question 5: Form 5 (Chapter 3)

- U-Tube

Question 6: Form 5 (Chapter 5)

- Soap preparation & cleansing action

- Food additive and medicine


Section B:

Question 7-Essay: Form 4 (Chapter 3)

- Empirical Formula and Molecular formula (Experiment)

Question 8-Essay: Form 5 (Chapter 1)

- Electroplating and rusting of iron nail and protection (experiment)


Section C:

Question 9-Essay: Form 4 (Chapter 5)

- Structure of atom and properties of ionic and covalent compound

Question 10-Essay: Form 5 (Chapter 4)

- Heat of combustion of alcohol (Experiment)



Paper 3

Section A:

Question 1: Form 4 (Chapter 7)

- Relationship between concentrations of acid with pH values

- Titration (Reading of burette)

Question 2: Form 4 (Chapter 6)

- Voltaic cell (Reading of voltmeter)

Question 3: Form 5 (Chapter 1)

- Rate of reactions (temperature or catalyst - Experiment)


List of Experiemts:

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 6

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

Form 4 – Chapter 6

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

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

Form 4 – Chapter 7

(6) To investigate the relationship between pH values and the molarity of dilute solution of acids

Form 4 – Chapter 8

(7) To construct an ionic equation for the formation of lead(II) chromate(VI)

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

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

(10) To prepare insoluble salts by precipitation method

Form 4 – Chapter 9

(11) To compare the hardness of a pure metal and its alloy.

Form 5 – Chapter 1

(12) To investigate the effect of total surface area 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 4

(15) To determine the heats of combustion for alcohols.

2009 SPM Physics Tips

Paper 2

Section A:

Question 1: Form 4 (Chapter 1)

- Measuring Instrument - vernier caliper/micrometer screw gauge (reading, accuracy, zero error)

Question 2: Form 4 (Chapter 2)

- Force equilibrium on incline surface (horizontal & vertical components, friction, calculation)

- Principle of conservation of momentum (definition and calculation on collision or explosion)

Question 3: Form 4 (Chapter 4)

- Gas Law (definition and calculation)

Question 4: Form 4 (Chapter 5)

- Refraction of light (refractive index, draw light rays)

- Microscope (structure and calculation)

Question 5: Form 5 (Chapter 1)

- Interference of light (fringes distance, coherent source and concept)

Question 6: Form 5 (Chapter 2)

- Internal resistance (calculation and graph)

Question 7: Form 5 (Chapter 4)

- Logic gates, transistor and LDR, thermistor (calculation and explanation)

Question 8: Form 5 (Chapter 5)

- Half-life (calculation and graph)

- Maltase cross tube (characteristics of cathode rays)


Section B: (Modify and explain)

Question 9-Essay: Form 4 (Chapter 3)

- Archimedes’s principle – ballon, boat and hydrometer (definition, calculation, float concept)

Question 10-Essay: Form 5 (Chapter 1)

- Refraction of water


Section C: (Choose suitability)

Question 11-Essay: Form 4 (Chapter 4)

- Heat (Factors affecting the heat capacity)

Question 12-Essay: Form 5 (Chapter 3)

- Factor affecting the strength of electromagnet

- Electromagnetic induction (Lenz Law and Faraday law, calculation graph, AC generator, factors)

- DC motor (draw catapult effect, moving coil meter)



Paper 3

Section A:

Question 1: Form 4 (Chapter 5)

- Snell Law (sin i Vs sin r) (Reading on protractor)

Question 2: Form 5 (Chapter 2)

- Ohm Law (Reading on Ammeter)

Section B: (Practical)

Question 3: Form 2 (Chapter 2)

- Spring

Question 4: Form 5 (Chapter 2)

- Electricity (Factors affecting the resistance of wire)


List of Experiemts:

Form 4 – Chapter 2

(1) To investigate the relationship between force and extension of a spring

(2) To study the factors that affects the elasticity of a spring

Form 4 – Chapter 4

(3) To determine the relationship between the pressure and the volume of a fixed mass of a gas at constant temperature (Boyle’s Law)

(4) To determine the relationship between the pressure and the temperature of a fixed mass of a gas at constant volume (Pressure Law)

(5) To determine the relationship between the volume and the temperature of a fixed mass of a gas at constant pressure (Boyle’s Law)

Form 4 – Chapter 5

(6) To find the relationship between the angle of incidence and the angle of the refraction (Snell law)

(7) To find the relationship between the object, u, image distance, v, and focal length, f of a lens

Form 5 – Chapter 2

(8) To investigate the relationship between current and the potential difference for a wire

(9) To investigate the factors affecting resistance

(10) To determine the e.m.f and the internal resistance of a cell

Form 5 – Chapter 3

(11) To investigate the factor affecting the strength of magnetic field of an electromagnet

(12) To study factors affecting the magnitude of the induced current

Monday, November 23, 2009

2009 SPM Math Answer (Paper1)

2009 SPM Math Answer (Paper1):

1.D
2.A 3.B 4.C 5.C 6.B 7.B 8.D 9..A 10.B
11.C
12.D 13.B 14.C 15.B 16.D 17.A 18.D 19.C 20.A
21.B 22.D 23.A 24.A 25.B 26.D 27.C 28.A 29.D 30.A
31.D 32.C 33.C 34.B 35.C 36.B 37.C 38.C 39.A 40.D