Question
Electrochemical process (electrolysis of fused salt) is employed to extract:
iron
lead
sodium
silver
Solution
C.
sodium
Electrochemical process (electrolysis of fused salt) is employed to extract:
iron
lead
sodium
silver
C.
sodium
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.
Define the term gangue or matrix.
Define the term flux.
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