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CHEMISTRY

Chemistry
Iron is extracted from

Haematite
Bauxite
Cinnabar
Dolomite

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Chemistry
Which is the purest form of iron?

Steel
Pig iron
Wrought iron
Cast iron

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Chemistry
Which one of the following mineral does not contain oxygen ?

Haematite
Calcite
Bauxite
Cryolite

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Chemistry
Which mineral is the ore of aluminium ?

Siderite
Haematite
Magnetite
Bauxite

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Chemistry
Which of the following is a metallic ore ?

Quartz
Feldspar
Mica
Galena

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