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Slag is a product of:A. flux and cokeB. coke and metal oxideC. flux and impuritiesD. metal and flux

Answer» Correct Answer - C
In many extraction processes, an oxide is added deliberately to combine with other impurities and from a stable molten phase immiscible with molten metal called a slag. The principle of slag formation is essentially the following. Nonmetal oxide (acidic oxide) `+` Metal oxide (basic oxide) `rarr` Fusible (easily melted) slag.


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