Easy
Which process of reduction of mineral to the metal is suited for the extraction of copper from its ores with low copper content?
- AMetal displacement
- BAuto reduction
- CChemical reduction
- DElectrolytic reduction
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$A$ complex is formed in the extraction of which of the following metals?
Easy
View SolutionAn ore of metal $'M'$ $\xrightarrow{\text{Roasting}}$ Metal oxide $\xrightarrow{\text{carbon reduction}}$ $'M'$
(After crushing and grinding)
$'M'$ may be :-
(After crushing and grinding)
$'M'$ may be :-
Medium
View SolutionDuring the electrolytic reduction of alumina,the reaction at the cathode is:
The Ellingham diagram for zinc,magnesium and carbon converting into corresponding oxides is shown below.
At $........$ $^oC$ temperature,zinc and carbon have equal affinity for oxygen.
At $........$ $^oC$ temperature,zinc and carbon have equal affinity for oxygen.
$Pb$ and $Sn$ are extracted from their ores by which of the following methods?
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