Chapter 12 - Metallic Materials | Metal & Alloy Production

Question 1

Production line - Iron

Answer 1

iron ore => Limestone => Coke

Question 2

Iron Ore

Answer 2

not found in ‘free state’ only in oxides and rocks

Question 3

Coke: formation

Answer 3

• formed by heating coal to 1150°C, then cooling in quenching towers

Question 4

Coke: Purpose

Answer 4

Used as fuel as it generates high heat needed for Chemical reactions
Produces carbon monoxide (CO) which reduces iron oxide to iron

Question 5

Limestone

Answer 5

Calcium carbonate in it used to remove impurities by combining with the impurities and creating a Katie Price which is then removed to purify the iron

Question 6

Blast Furnace

Answer 6

1) Carbon dioxide produced
2) Carbon monoxide produced
3) Iron seprated from impurities
4) iron flows to bottom
5) Katie Price is tapped off