1.

Which diagram is correctly related to the extraction of Zn from Calamine?

Answer»

CALAMINE` overset("Roasting")rarr`
Roasted ore `overset("Heating with calamine")rarr ZN`
Calamine`overset ("Roasting") underset("with air")rarr `
Roasted ore `overset("CARBON")underset("reduction")rarr Zn`
Calamine `overset("CALCINATION")rarr`
Calcinated ore `overset ("Reduction by HG")rarr Zn`
Calamine `overset("Calcination") rarr`
Calcinated ore`overset("Reduction by carbon") rarr Zn`

Answer :4


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