C5.1/C5.2 - The reactivity series Flashcards
1
Q
ores
A
rock which contains enough metal to make it economically worth while to extract the metal
2
Q
oxidised
A
substance bonded to o2
-lost electron
3
Q
oil rig
A
oxidation is lost
reduction is gain
4
Q
reduction
A
where o2 is removed
or
-electrons are gained
5
Q
native metal
A
found in its metallic form in nature
6
Q
formula for hydrochloric acid
A
HCl
7
Q
formula for sulfuric acid
A
H2SO4
8
Q
formula for nitric acid
A
HNO3
9
Q
displacement reactions
A
a more reactive metal will displace a less reactive metal from its compound
10
Q
why do displacement reactions happen
A
a more reactive metal has a higher tendency to form positive ions (react)
11
Q
iron ore
A
haematite
12
Q
copper ore
A
malachite
13
Q
aluminium ore
A
bauxite
