what are the five uses of matals ?
Answers
Answer:
Uses of 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.
(v) Aluminium is used to make aluminium foil for packaging materials.
Uses of non-metals:
(i) Hydrogen is used in the hydrogenation of vegetable oils.
(ii) Carbon is used to make electrodes of electrolytic cells and dry cells.
(iii) Nitrogen is used in the manufacture of ammonia, nitric acid and fertilizers.
(iv) Sulphur is used for producing sulphuric acid.
(v) Liquid hydrogen is used as rocket fuel.
Explanation:
Answer:
1.Gold, platinum and silver as used as jewellery and ornaments
2.Iron and steel are used for construction purpose
3.Aluminium and steel are used as utensils
4.Mercury used in thermometer and helps to check the temperature
5.Aluminium is used as insulation wires
Explanation: