10. Occurrence and extraction of metals

Question 1

uses of iron and why

Answer 1

constructions, cars and ship bodies;

because iron is hard, strong, malleable and ductile, cheap

Question 2

uses of copper and why

Answer 2

1. electric wires;
   because copper if a very good conductor of electricity, very ductile and corrosion resistant
2. water pipes;
   because copper is non-poisonous, strong, malleable and ductile, corrosion resistant
3. cooking utensils;
   because copper is a excellent conductor of of heat, non-poisonous, strong, malleable and corrosion resistant