Year 8-Metal Displacement Reactions Flashcards
1
Q
Where are metals usually found?
A
In ores
2
Q
How are metals found?
A
They are mined and found as compounds
3
Q
How can magnesium displace copper from copper sulphate?
A
Magnesium is more reactive
4
Q
If you separate an ore, what is that called?
A
A metal displacement
5
Q
Why is carbon and hydrogen in the reactivity series?
A
Because they can displace other metals from rock and sediment
6
Q
What is a thermite reaction?
A
Mixing 2 powders and heating them strongly, so for example iron can be displaced from iron oxide from aluminium.
7
Q
Does copper react with iron oxide?
A
No because it is least reactive
