Reactivity of metals Flashcards
1
Q
Oxidation
A
Substance gains oxygen
1
Q
Reduction
A
Substance loses oxygen
2
Q
When do they occur
A
Together
Metals react with oxygen to form metal oxides
3
Q
The reactivity series
A
Potassium
Sodium
Lithium
Calcium
Magnesium
Aluminium
Carbon
Zinc
Tin
Lead
Hydrogen
Copper
Silver
Gold
Platnium
4
Q
Displacement reactions
A
More reactive metal displaces less reactive metal from a solution of its salt
5
Q
Extraction of metals
A
Depends on reactivity
Metals less reactive than carbon can be extracted by their oxides heating with carbon