Extracting metals from their ores Flashcards
1
Q
What are ores?
A
There are many types of ores e.g., Bauxite, haemetite and malachite. All ores contain a type of metal.
2
Q
do all metals have to come from ores?
A
no, some metals such as gold and platinum can be found in their pure form.
3
Q
What are to ways of extracting metals from their ores?
A
1.Electrolysis.
2.heating with carbon.
4
Q
When do you use electrolysis?
A
If the metal is very reactive you use electrolysis.
5
Q
When do you use the method of heating with carbon?
A
you use that method when the metal is fairly reactive.