Iron, Steels And Other Alloys

Question 1

Where is Iron produced?

Answer 1

In a blast furnace

Question 2

What substance is in a blast furnace?

Answer 2

1) Coke
2) Limestone
3) Iron oxide

Question 3

What process does the iron oxide go through in a blast furnace?

Answer 3

Reduction

Question 4

What is reduction in Iron oxide?

Answer 4

Take away the oxygen from the compound

Question 5

After the Iron has been in the blast furnace roughly how much pure iron is left?

Answer 5

96%

Question 6

What does the impure iron also contain?

Answer 6

Carbon

Question 7

Give 2 properties of the impure iron

Answer 7

1) Brittle

2) Strong

Question 8

What is an alloy?

Answer 8

A mixture of metals

Question 9

What are the 3 different types of carbon steel levels?

Answer 9

1) low carbon steel
2) Medium carbon steel
3) High carbon steel

Question 10

What are low carbon steels easy to do?

Answer 10

Shape

Question 11

Give a property for high carbon steel

Answer 11

They are hard

Question 12

What do you produce when you mix steel and chromium ?

Answer 12

Stainless steel

Question 13

Is stainless steel corrosive?

Answer 13

No

Question 14

What do gold, aluminium and copper all have in common?

Answer 14

They are all soft

Question 15

What happen when you add copper to gold aluminium .?

Answer 15

Becomes harder

Question 16

What happens when you mx copper and zinc?

Answer 16

You get brass

Question 17

When might metals be made into alloys give four reasons?

Answer 17

1) harder
2) less expensive
3) less corrosive
4) don’t rust