Extracting Ores Flashcards
1
Q
Define ore
A
Rock that you can extract metal from
2
Q
Name some examples of ores
A
Haematite
Malachite
Bauxite
3
Q
What does bauxite contain
A
Aluminium
4
Q
What does haematite contain
A
Iron
5
Q
What does malachite contain
A
Copper
6
Q
How are most metal normally found and why
A
As a compound
-they are too reactive
7
Q
Name some pure metals
A
Gold and silver
8
Q
How do you separate the compound
A
Via a chemical reaction
9
Q
How are metals that are more reactive than carbon seperated
A
Using electrolysis
10
Q
How are metals less reactive than carbon seperated
A
Via reduction of carbon
11
Q
How does the reduction strategy work in chemical reactions
A
The stronger element always takes the extra bit
Copper oxide + carbon Gives you: copper + carbon dioxide
