Report - 5 MARK ANSWERS 9994342531 1 .ATOMIC STRUCTURE · PDF file · 2017-10-109994342531 1 .ATOMIC STRUCTURE ... 3.Roasting: 2 ZnS + 3O 2 1200 K 2ZnO + 2SO 2 4. Reduction ZnO + C 1673K Zn

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