Common method of extraction of metals from oxide ore involves :

Reduction of aluminium

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Reduction with carbon

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Reduction with hydrogen

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Electrolytic method

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Solution

The correct option is A Reduction with carbon
When we extract metals from its oxide, then carbon reduction is a common process, because, in this process, oxygen goes out as carbon dioxide.
For example:-
$2 P b O + C ⟶ 2 P b + C O_{2} ↑ (g)$

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Similar questions

Column-I (Metal to be extracted)	Column-II (Method used for reduction of oxide)
(A) Iron or Zinc	(i) Reduction with aluminium
(B) Manganese or Chromium	(ii) Reduction with Carbon
(C) Mercury	(iii) Electrolytic reduction
(D) Aluminium	(iv) Reduction of heating alone

The metal that cannot be extracted by reduction of its oxide with Aluminium is:

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