Separating metals from Metal oxides
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Last updated 2:15 PM on 3/22/26
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10 Terms
1
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what is oxidisation?
the process of gaining oxygen
2
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what is reduction?
the loss of oxygen
3
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name one way to reduce metal oxides
if you add carbon, it will react with the oxygen and form carbon dioxide
4
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what is oxidised and what is reduced in reduction via carbon
the metal is reduced and carbon is oxidised
5
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what elements can you not reduce with carbon?
elements more reactive than carbon
6
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how can you reduce metals more reactive than carbon?
electrolysis
7
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what is an ore?
a metal-rich compound
8
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what is a common iron ore?
Fe2O3
9
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how can we reduce Fe2O3?
reduction by carbon
10
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write the balanced symbol equation for Fe2O3 + C → Fe + CO2
2Fe2O3 + 3C → 4Fe + 3CO2
