Match the List-$I$ and List-$II$.
List-$I$ List-$II$
$A$. Van Arkel method $P$. Purification of titanium
$B$. Solvay process $Q$. Manufacture of $Na_2CO_3$
$C$. Bessemerisation $R$. Reduction of copper
$D$. Hall-$H$éroult process $S$. Extraction of aluminium

  • A
    $A-P, B-Q, C-R, D-S$
  • B
    $A-Q, B-P, C-R, D-S$
  • C
    $A-S, B-Q, C-P, D-R$
  • D
    $A-R, B-P, C-Q, D-S$

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$A :$ The metal should form a volatile compound with an appropriate reagent.
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