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WorksheetsAluminium
Total questions: 10
Worksheet time: 5mins
What is not a use for Aluminium?
Plane parts
Cans
Spoons
Phones
Tinfoil
What is the main source of aluminium extracted globally?
Galena Ore
Bauxite Ore
Malachite Ore
Sphalerite Ore
What form of Bauxite Ore contains the highest concentration of aluminium?
Milenal Ore
Lateritic Bauxite Ores
Karst Bauxite Ores
Where are Lateritic Bauxite Ores formed?
Tundra Region
Desert Regions
Arctic Regions
Tropical Regions
Where are Karst Bauxite Ores found?
India and China
Europe and Jamaica
South America and North America
Africa and Caribbean
How are Lateritic Bauxite Ores formed?
Magma Crystallization
Weathering of silicate rocks (granite)
Radioactive decay heating water which cools
Carbonate rocks weathering away leaving clay and ores
How are Karst Bauxite Ores
Carbonate rocks (limestone) weathering away to leave clay and ores behind
Ionic bonding of rocks producing ores
Weathering of granite
Fossils trapped underground decaying
What type of mining is used to extract Aluminium
surface-mining
Underground-mining
strip-mining
Fracking
How is alumina created?
Heating and cooling of bauxite with other mineral and gases
Fermentation of Bauxite with chemicals
Reaction of Bauxite with other elements
Bauxite decaying
How is Aluminium extracted from Alumina
Hydroreduction
Electrolysis
