Blister copper is refined by stirring molten impure metal with green logs of wood because such a wood liberates hydrocarbon gases (like C H 4 ). This process X is called ________ and it is used to purify the metal that initially contain impurities of Y. Y is _______.

Question

Blister copper is refined by stirring molten impure metal with green logs of wood because such a wood liberates hydrocarbon gases (like C H 4 ). This process X is called ________ and it is used to purify the metal that initially contain impurities of Y. Y is _______., X = poling, Y = C u O 2, X = cupellation, Y = CuO, X = cupellation, Y = ZnO, X = poling, Y = C u 2 O

MARKS App · Accepted Answer

Poling is a purification process which is used for metals which contains their own oxide as impurity.

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