Question

State 4 uses each of metals and non-metals (long answer)​

Answer 1

Explanation:

Copper is used for making electrical wires, cooking utensils, etc. Zinc is mainly used as a protective coating for iron. Aluminium is used for making electrical cables, packaging, cooking utensils, etc. Non-metals Hydrogen is used for the synthesis of ammonia and methyl alcohol, in welding torches, etc.

Answer 2

Metals:

(i) Lead metal is used in making car batteries.

(ii) Zinc is used for galvanizing iron to protect it from rusting.

(iii) Iron, copper and aluminium are used to make utensils.

(iv) Copper and aluminium metals are used to make electrical wires.

Non-Metals:

(i)Non - metals like nitrogen is used in fertilizers.

(ii)Graphite is used as a good conductor of electricity.

(iii)Potassium is used in fertilizers.

(iv)Nitrogen is used by plants.