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General Principles And Processes of Isolation Of Elements
How will you differentiate between:
Flux and slag
Flux is any substance introduced in the smelting of ores to promate fluidity and to remove objectionable impurities.
Slag Waste content of metal ores that floats on the surface during the process of extracting or refining metal. Slag containing mainly sillicates, sulfates, and phosphates of calcium.
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Titanium is a metal of modern times. It is obtained as oxide. Why it could not be extracted earlier despite its wide occurence?
Name the common elements present in the anode mud in electrolytic refining of copper. Why are they so present?
What criterion is followed for the selection of the stationary phase in chromatography?
What is the role of cryolite in the metallurgy of aluminium?
Why is zinc not extracted from zinc oxide through reduction using CO?
What is the role of graphite rod in the electrometallurgy of aluminium?
Predict conditions under which Al might be expected to reduce MgO.
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