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| 1. |
Blister copper is refined by stirring moltem impure metal with green logs of wood because such a wood liberated hydrocarbon gases like `(CH_(4))`. The process X is called _____ and the Metal contains impurity of Y is ____:A. X=cupellation Y=CuO_(2)`B. X= poling `Y=Cu_(2)O`C. X=poling `Y=CuO`D. X=cupellation `Y=CuO` |
| Answer» Correct Answer - B | |