Question

role of metals and nonmetals in the present world​

Answer 1

Answer:

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• Metals and non metals and the economic importance of some ... The properties of the non-metals ... Modern periodic table and classification of Elements.

• Metals are solid substances obtained from the earth. Metal uses are many and this is due to their natural properties of rigidity, ductility, tensile strength, etc. They have high atomic weights and numbers in the periodic table. Their oxides are alkaline in nature so they can resist acids.

• Some non - metals and their uses are listed below -☆ Oxygen is used for breathing.☆ Chlorine is used for purifying ...

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Answer 2

there is many role of metal and nonmetal in our present day light metal is used for making jewellery zinc is used for galvanisation And nonmetal metal is used for taking breath it is a nitrogen fixer