Multiple Choice
Choose the INCORRECT statement.
A) The extraction of copper is complicated by iron.
B) Blister copper has bubbles of air on the surface of the copper.
C) Refining to high purity copper is done electrolytically.
D) Pyrometallurgy is the roasting of an ore followed by reduction of the ore to metal.
E) "Pyro" as a prefix indicates high temperatures.
Correct Answer:

Verified
Correct Answer:
Verified
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