Metals and non-metals are very useful in our daily life. Mention two uses of any four common metals and four non-metals and justify the statement.
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Meta.als like sodium and potassium are soft.Gold,copper,iron and silver have a high melting point.
Non metals like nitrogen,carbon,sulphur and oxygen are not sonorous.all non metals are not ductile.
Non metals like nitrogen,carbon,sulphur and oxygen are not sonorous.all non metals are not ductile.
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