Draw the labelled diagram of vertical retort method used in extraction of zinc and write only equation of chemical reaction in the extraction of zinc from zinc blende?

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Solution

Chemical Reaction:
Deduction
$2 Z n S + 3 O_{2} ⟶ 2 Z n O + 2 S O_{2} ↑$
$Z n S + 2 O_{2} ⟶ Z n S O_{4}$
$2 Z n S O_{4} 900 - ----- \to 2 Z n O + 2 S O_{2} ↑ + O_{2} ↑$
Reduction
$Z n O + C 1400 - 1450 - ------------ \to Z n + C O$

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