Translations:Zinc/59/en

Roasting converts the zinc sulfide concentrate to zinc oxide:

$2\mathrm{Z}\mathrm{n}\mathrm{S}+3\mathrm{O}{\phantom{A}}_2\stackrel{\mathrm{t}{\phantom{A}}^o}{\to }2\mathrm{Z}\mathrm{n}\mathrm{O}+2\mathrm{S}\mathrm{O}{\phantom{A}}_2$