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प्रश्न
Name the process by which impure ore of aluminium gets purified by using the concentrated solution of an alkali.
उत्तर
The process is called Bayer process.
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संबंधित प्रश्न
Name the most common ore of the metal aluminium from which the metal is extracted. Write the chemical formula of the ore.
What is red mud, how is it removed?
Explain with reason:
Electrolytic reduction is done to obtain aluminium?
Name one metal occurring as a : Oxide ore
Give composition and uses of the following alloys. Mention the reason for its use.
Brass
Explain the following:
Stainless steel is more useful than steel.
Name the following :
An alloy of lead and tin that is use in electrical circuits.
Name the processes involved in dressing of the ores.
Nickel is purified by thermal decomposition of its:-
The ore which can be concentrated by magnetic separation.
