3 TYPES -metals

Question 1

FERROUS

Answer 1

A metal that contains IRON so they are

• magnetic
• goes rusty

Question 2

EXAMPLES OF A FERROUS METAL

Answer 2

low carbon steel

• tough ductile
• used for construction girders

Question 3

ALLOYS

Answer 3

A metal that had a mixture of 2 or more metals mixed in.
mixing TUNGSTEN OR CHROMIUM to steel can improve
ADVANTAGE
the best of different metals combined- COMBINED PROPERTIES

Question 4

GALVANISTING

Answer 4

is coatingsteel with zinc to stop rusting

Question 5

EXAMPLES OF AN ALLOY

Answer 5

stainless steal-cutlery
brass-musical instruments
HIGH SPEED STEEL-taps

Question 6

WHY MILD STEAL INSTEAD OF STAINLESS

Answer 6

stainless steel is-

• not ductil
• hard so won’t cut better

Question 7

NON-FERROUS

Answer 7

metals that DON’T contain iron

• not magnetic
• don’t go rusty
• do OXIDISE e.g ther verdigris on copper

Question 8

EXAMPLES OF NON-FERROUS

Answer 8

aluminium-bike frame, ductile

tin- can be alloyed with Cu to form bronze- malleable