Chemistry SPM 2010 Paper 3

Question 1:

• Reactivity of Group 1 elements with water

Question 2:

• The role of water towards the acidic properties of ethanoic acid

Question 3:

• The effect of copper(II) sulphate on the rate of reaction between metal and acid

Chemistry SPM 2010 Paper 2

Section A

Question 1 : (Chapter 2: The Structure of Atom)

• State of matter
• Conversion of matter
• Kinetic theory of matter

Question 2: (Salts & Numerical Calculation involving Chemical Equation)

• Heating of carbonate salt
• Writing chemical equation
• Numerical calculation involving chemical equation: molar mass, no of particles, molar volume

Question 3: (Periodic Table of Elements)

• Position of an element in periodic table
• Group 18 elements
• Chemical properties of group 1
• Compare & explain the difference in electronegativity between two elements

Question 4:(Chemical Bonds)

• Electron arrangement of an atom & ion
• Formula of compound
• Formation of covalent bond
• Properties of covalent compound & ionic compound

Question 5: (Electrolytic Cell & Voltaic Cell)

• Writing half equation of anion
• Identify negative terminal & anode
• Observation for both cells & explain
• Chemical test to identify gas produced

Question 6: (Acid, Bases & Salts)

• acid-base titration
• calculation to determine molarity of acid
• identify monoprotic acid & diprotic acid
• confirmatory test for sulphate ion

Section B

Question 7: (Chemical Formulae & Equation, Carbon Compounds, Chemicals for Consumer)

• Determine empirical formula & molecular formula of a hydrocarbon
• Drawing the structural formula & naming the isomer of the hydrocarbon
• Based on given food labels,  name the food additives  & determine the type of food additives & their funition.

Question 8:( Rate of Reaction)

• The meaning of rate of reaction & identify the factor that affects the rate of reaction
• Based on graf volume of gas released against time, compare the rate of reaction between two experiment by using the Collision Theory
• Suggest one way to obtain a curve & explain using the Collision Theory

Question 9: (Electrochemistry)

• Electrolysis of a concentrated aqueous solution: half equation at the cathode, formation of product at the anode & chemical test
• Electroplating an iron spoon with silver

Questin 10: (Thermochemistry)

• Heat of neutralisation of two different monoprotic acid with sodium hydroxide: explain the difference.
• Determine the change in temperate based on given heat of neutralisaiton
• Describe experiment to determine the heat of neutralisation.