GK
BASIC GENERAL KNOWLEDGE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The chief ore of Aluminium is
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Iron
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Cryolite
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Haematite
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Bauxite
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Explanation:
Detailed explanation-1: -Bauxite (Al2O3. 2H2O) is the chief ore of aluminium from which aluminium is extracted.
Detailed explanation-2: -Formula of chief Iron Ore Hematite is the chief ore of Iron and higher content of Iron is present in such ore. It contains about 70% of Iron in it. The chemical formula of Hematite is Fe 3 O 4 or Ferric oxide.
Detailed explanation-3: -Moreover, in 1821, an iron-containing rock, which is considered the most important Aluminium Ore, consisting of around 52 per cent of Aluminium oxide was discovered by a person named Les Baux in the area of southern France and was popularly known as Bauxite. However, its impurities are titania, silica, and iron oxide.
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