Impure aluminium is purified by

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(C) All processes are used in $Aluminium$ metallurgy,but the $Hoopes$ process is an electrolytic refining process used to obtain $Aluminium$ metal of

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Hoop's process

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(C) All processes are used in $Aluminium$ metallurgy,but the $Hoopes$ process is an electrolytic refining process used to obtain $Aluminium$ metal of very high purity $(99.99\%)$.$1$. The $Bayer$ process is the principal industrial means of refining bauxite to produce alumina $(Al_2O_3)$.$2$. The $Hall-Héroult$ process is the major industrial process for smelting $Aluminium$ from alumina.$3$. $Serpeck's$ process is used for the purification of bauxite ore containing silica $(SiO_2)$ as the main impurity.

Metal	Refining Process
$I$. $Hg$ (Mercury)	Distillation
$II$. $Cu$ (Copper)	Poling
$III$. $B$ (Boron)	Zone refining
$IV$. $Ti$ (Titanium)	Liquation

Similar Questions

Which of the following sets are correctly matched?

Metal Refining Process

$I$. $Hg$ (Mercury) Distillation

$II$. $Cu$ (Copper) Poling

$III$. $B$ (Boron) Zone refining

$IV$. $Ti$ (Titanium) Liquation

How are metals used as semiconductors refined? What is the principle of the method used for $Ge$,$Si$,etc.?

$Si$ and $Ge$ used for semiconductors are required to be of high purity and hence purified by:

Silver can be separated from lead by

Explain the $Mond$ process for the refining of $Nickel$.

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