Metals 2 Flashcards
1
Q
What 2 metals are formed in the earth’s crust
A
Silver and Gold
2
Q
What is Electrolysis
A
Electrolysis is the splitting up of a substance using electricity
3
Q
What do ionic compounds conduct in
A
Solution or Molten
4
Q
What happens the further the metals are apart
A
The voltage gets larger
5
Q
How can oxide be reduced?
A
When it is in the presence of carbon or carbon monoxide
6
Q
What metals are extracted from electrolysis
A
Potassium,Sodium,Calcium, Magnesium and Aluminium
7
Q
What metals are extracted from heating
A
Zinc, Iron,Tin and Copper
