For which of the following metals is the self | vedclass

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(D) Self-reduction (also known as auto-reduction) is typically used for metals with low electropositivity,such as $Hg$,$Cu$,and $Pb$.$1. 	ext{ For }

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$Fe$

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(D) Self-reduction (also known as auto-reduction) is typically used for metals with low electropositivity,such as $Hg$,$Cu$,and $Pb$.$1. 	ext{ For } Hg: 2HgS + 3O_2$ $ightarrow 2HgO + 2SO_2; 2HgO + HgS$ $ightarrow 3Hg + SO_2$$2. 	ext{ For } Cu: 2Cu_2S + 3O_2$ $ightarrow 2Cu_2O + 2SO_2; 2Cu_2O + Cu_2S$ $ightarrow 6Cu + SO_2$$3. 	ext{ For } Pb: 2PbS + 3O_2$ $ightarrow 2PbO + 2SO_2; 2PbO + PbS$ $ightarrow 3Pb + SO_2$$Fe$ (Iron) is a more electropositive metal and is extracted by reduction with carbon (smelting) in a blast furnace,not by self-reduction.

Column $I$	Column $II$
$A$. Self reduction	$P$. Lead
$B$. Carbon reduction	$Q$. Silver
$C$. Complex formation and displacement by metal	$R$. Copper
$D$. Decomposition of iodide	$S$. Boron

For which of the following metals is the self-reduction process $NOT$ used?

Similar Questions

Match the extraction processes listed in Column $I$ with metals listed in Column $II$:

Column $I$ Column $II$

$A$. Self reduction $P$. Lead

$B$. Carbon reduction $Q$. Silver

$C$. Complex formation and displacement by metal $R$. Copper

$D$. Decomposition of iodide $S$. Boron

Reduction of a metal oxide in liquid state is easier than in the solid state because

The Bessemer converter is used for the production of:

Carbon reduction process is not commercially applicable for which of the following set of oxides to extract the respective metal?
$(I)$ $ZnO$,$(II)$ $Fe_2O_3$,$(III)$ $Al_2O_3$,$(IV)$ $SnO_2$,$(V)$ $MgO$

The electrolysis of pure alumina is not feasible because

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