Extraction of Metals
HideShow resource information
- Created by: Ciara Ryan
- Created on: 06-04-15 20:35
Other questions in this quiz
2. Disadvantages of using hydrogen to extract tungsten
- Gives tungsten impurities
- Produces CO2 which is a greenhouse gas
- Very expensive and Hydrogen is highly expolsive
- Takes a long time
3. How is extracted Tungsten from its Ore?
- Reduction of Oxygen
- Reduction by Hydrogen
- Electrolysis
- Reduction by Carbon
4. How the melting point of Aluminium Oxide is reduced?
- Dissolving it in water
- Reducing it with carbon
- Dissolving Aluminium oxide in molten cryolite
- Melting it
5. Name 3 metals extracted from their ores by reduction by Carbon
- Titanium, Aluminium and copper
- Copper, Iron, Aluminium
- Iron, manganese and copper
- Titanium, Tungsten and Aluminium
Comments
No comments have yet been made