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Sulphide ore of copper can be concentrated by froth floatation process.

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Important Questions on General Principles and Processes of Isolation of Metals (Metallurgy)

MEDIUM
JEE Main/Advance
IMPORTANT
Highly pure metal can be obtained from a solution of iron sulphate by addition of zinc.
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JEE Main/Advance
IMPORTANT
Zinc is precipitated from a solution of zinc sulphate by addition of iron.
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The slag obtained during the extraction of copper pyrite is composed of FeSiO3.
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In calcination, ore is heated strongly in the absence of air.
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The mineral carnallite contains magnesium and _____ metal. (write symbol)
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The actual reducing agent of haematite in blast furnace is _____. (write formula)
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IMPORTANT

In the basic Bessemer's process of the manufacture of steel. The lining of the converter is made of lime.

The slag formed consists of _____. (silicate, phosphate)