Extracting Metals Flashcards
(5 cards)
1
Q
Ore >
A
A rock that provides enough metal to be economically valuable
2
Q
3 methods of extracting metal (least - most reactive)
A
> Mining > unreactive (“Native”) metals > e.g. Au, Ag, Pt
Reduction with Carbon > e.g. Fe, Cu, Pb, Sn
Electrolysis > highly reactive > e.g. K, Na, Li, Mg, Al
3
Q
Iron oxide extraction >
A
Iron Oxide + Carbon > Iron + Carbon Dioxide
2Fe2O3 (s) + 3C > 4Fe (s) + 3CO2 (g)
4
Q
Conservation of mass >
A
Mass of reactants = Mass of products
5
Q
OILRIG
A
Oxidation Is Loss Reduction Is Gain
