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General
Easy
Question
Alumina is
- (a)
- (c)
The correct answer is:
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Aluminium is prepared in large quantities by
Aluminium is prepared in large quantities by
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Alumina
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Which metal is extracted by electrolytic reduction method
Which metal is extracted by electrolytic reduction method
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In alumino–thermite process, aluminium is used as
In alumino–thermite process, aluminium is used as
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Chemical reduction is not suitable for converting
Chemical reduction is not suitable for converting
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Which one of the following metals is extracted by thermal reduction process?
Which one of the following metals is extracted by thermal reduction process?
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Among the following groups of oxides, the group containing oxides that cannot be reduced by carbon to give the respective metals is
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Carbon reduction process is used for the extraction of
Carbon reduction process is used for the extraction of
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Which of the following metals cannot be extracted by carbon reduction process
Which of the following metals cannot be extracted by carbon reduction process
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The electrolytic method of reduction is employed for the preparation of metals that
The electrolytic method of reduction is employed for the preparation of metals that
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The substance used in the thermite process of reducing metal ores is
The substance used in the thermite process of reducing metal ores is
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In blast furnace iron oxide is reduced by
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Alumino–thermic process is used for the extraction of metals, whose oxides are
Alumino–thermic process is used for the extraction of metals, whose oxides are
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Function of the flux added during smelting is
Function of the flux added during smelting is
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General method for the extraction of metal from oxide ore is
General method for the extraction of metal from oxide ore is
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