Week 3 part 3 Flashcards
1
Q
What is the reactivity series?
A
Potassium Sodium Calcium Magnesium Aluminium Carbon Zinc Iron Tin Lead Hydrogen Copper Silver Gold Platinum
2
Q
Write the word equation for acid plus a metal?
A
Acid + Metal = Salt + Hydrogen
3
Q
Write the word equation for water plus metal?
A
Water + Metal = Metal hydroxide + Hydrogen
4
Q
What is an ore?
A
A rock that contains metal compounds
5
Q
What is reduction?
A
- Extracting metals using carbon.
e. g. iron oxide + carbon = iron + carbon dioxide
6
Q
How do the metals above carbon need to be extracted?
A
- Electrolysis because if the metal is more reactive than carbon then the metal won’t allow carbon to form a compound
7
Q
How do the metals below carbon need to be extracted?
A
- Reduction
