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Find out the name of metals which can be obtained from following ores a. Argentite b. hematite c. chalcopyrite d. bauxitee. calverite |
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Answer» ong>Answer: . Pyrolusite. Pyrolusite is a mineral consisting ESSENTIALLY of manganese dioxide (MnO 2 ) and is important as an ore of manganese. It is a black, amorphous appearing mineral, often with a granular, fibrous or columnar. structure, SOMETIMES forming reuniform crusts. 2.Bauxite : Aluminium ore is called bauxite.The bauxite is purified to yield a WHITE powder, aluminium oxide, from which aluminiumcan be EXTRACTED. 3. Hematite : The metal extracted from hematite ore is iron. Hematite ore contains iron (III) oxide (Fe 2 O 3 ). This iron oxide is extracted by heating it with aluminium. |
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