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Chemistry Paper 6 Alternative to Practical Secrets
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Course sections

Section 1
1. Separate & Find Percentage of Compound in a Sample Investigation
1
Calcium Carbonate
2
Change Copper Carbonate to Copper
3
Change Lead Carbonates to Lead
4
Find mass of salts in 1dm3 of seawater
5
Which limestone (Calcium Carbonate) contain most insoluble impurities
6
Find mass of water absorbed by silica gel
7
Find the mass of solid formed from fizzy water
8
Find the percentage of Calcium Carbonate in toothpaste
9
Find the maximum mass of oxygen in Calcium Oxide
10
Separate pure water from Hydrated Nickel Sulfate
11
Separate 3 mixtures of liquid cleaner
12
Separate Sodium Chloride, aqueous Ammonia and Sand
13
Find percentage of Calcium Carbonate in rocks
14
Find the percentage of water from Hydrated Sodium Carbonate
Section 2
2. Effects on Rate of Reaction Experiments
1
Hydrogen Peroxide with/ without Manganese(IV) Oxide as catalyst
2
Hydrogen Peroxide with Copper(II) Oxide & Chromium(III) Oxide as catalyst
3
Measure the volume of gas in a bottle of fizzy drink
4
Hydrogen Peroxide with Copper(II) Oxide as catalyst and measure the mass of CuO
5
Measure the volume of methane gas given off in ice
6
Which sample of coal produce the most sulfur dioxide gas 2003
7
Which sample of coal produce the most sulfur dioxide 2012
8
Hydrogen Peroxide with Manganese(IV) Oxide as catalyst
9
Find the rate of reaction with different concentration of Sulfuric Acid with Magnesium
10
Find the rate of reaction between Sulfuric Acid and Magnesium
Section 3
3. Acid / Alkali Related Experiments
1
Which liquid has higher concentration of NaOH
2
Produce an indicator solution and test it
3
Copper or steel is more suitable as saucepans
4
Which vinegar has highest concentration of ethanoic acid
5
Which tonic water has highest concentration of citric acid
6
Find out the pH of soil sample
7
Concentration of ammonia in Kleen Up
8
Compare with indigestion tablet(base) is better to neutralise acid
9
Which oven cleaners contain the highest concentration of NaOH
10
Produce an indicator from plants and test it
11
Which lime can neutralise more acid
12
Find concentration of Barium Hydroxide alkaline
Section 4
4. Exothermic & Give Out Energy Experiments
1
Show the reaction is exothermic
2
Which nut produce the most energy
3
Which fuel produce more energy
Section 5
5. Chromatography
1
Ink in banknotes
2
Number of coloured substance in paint
3
Number of coloured pigments in the leaves
4
Presence of a specific food colouring
5
Presence of natural colours in the drink
6
Number of coloured substances in lemon oil
7
Extract and separate coloured pigments in leaves
Section 6
6. Metal Reactivity Series & Rusting Experiments
1
Which liquid can slow down the rate of rusting
2
Which sample of water causes iron to rust the fastest
3
Order of reactivity of Tin, Silver and Zinc
4
Extract Tin from Tin Oxide and measure the percentage of mass
5
Order of reactivity of Tin, Iron and Zinc
6
Which sample of water causes iron nail to rust faster
Section 7
7. Preparation of Salts & Solubility
1
Prepare soluble salts of Magnesium Sulfate
2
Prepare soluble salts of Potassium Sulfate
3
Determine the solubility of Potassium Chloride
Section 8
8. Compare Saturated & Unsaturated Compound
1
Which oil contains highest number of double bonds
Section 9
9. Electrochemistry
1
Electroplating of metal ring with Copper

1. Separate & Find Percentage of Compound in a Sample Investigation

Calcium Carbonate

IGCSE MAY/JUNE 2003 Paper 6 (0620/06/M/J/03)

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