Why is zinc not extracted from zinc oxide through reduction using CO?
Out of C and CO, which is a better reducing agent for ZnO?
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.
Flux is a substance which combines with gangue to produce an easily fusible mass called slag.
Deine the term slag.
Why magnesium oxide is used for the lining in steel making furnance?
Which process is generally used for the benefication of sulphide ores?
An iron ore has impurities which are attracted by magnet. Suggest process for its benefication.