Extracting Metals

Question 1

Iron and Steels

Answer 1

Iron Oxide is the ORE and the iron is produced in a blast furnace using carbon. Most iron is used to make steel

Question 2

Aluminium and Titanium

Answer 2

These cannot be extracted using carbon and are expensive because to extract them needs a lot of energy.

Question 3

Extracting Copper

Answer 3

Done by heating strongly in a furnace called smelting. Then copper purified using electrolysis but needs huge amounts of energy. It’s also extracted by phytomyning and bioleaching

Question 4

Useful Metals and what they are used for

Answer 4

Copper - Pipes, water tanks and electrical wiring - good conductor.

Iron - made into steel

Gold - Jewellery

Aluminium - Buildings and aircraft

Copper alloys - bronze and brass.

Question 5

What are extracts of metals?

Answer 5

Rocks that contain a metal compound are called ORE. Huge amounts of waste made in extracting the ORE. Most are compounds and need chemical reactions to extract.

Question 6

Metallic Issues

Answer 6

Mining = Rock waste need to recycle when poss and save on fuel for extraction.