C10

Question 1

Metallic bonding

Answer 1

a lattice of positive
ions in a ‘sea of electrons’

Question 2

Aluminium uses

Answer 2

-in aircraft parts because of its strength and
low density
– in food containers because of its resistance
to corrosion

Question 3

Mild steel uses

Answer 3

car bodies and machinery

Question 4

Stainless steel uses

Answer 4

chemical plant and cutlery

Question 5

Zinc uses

Answer 5

Galvanising steel and production or brass