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Question
What chemical process is used for obtaining a metal from its oxide?
One Line Answer
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Solution 1
A metal can be extracted from its oxide by the process of reduction.
\[\ce{2HgO_{(s)} ->[\Delta] 2Hg_{(l)} + O2_{(g)}}\]
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Solution 2
Reduction is the chemical process used for obtaining a metal from its oxide by using reducing agents like carbon, sodium, aluminium or calcium.
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