Metals and Non-metals

Uses of Sulphuric acid   In the manufacture of fertilizers, ammonium phosphate and calcium super phosphate.   In the manufacture of rayon and nylon and also in the preparation of dyes and drugs from coal tar derivatives.   In the manufacture of the explosives such as Tri-nitro toluene , Tri-nitro glycerine and picric acid.   In the manufacture of nitric acid, hydrochloric acid and phosphoric acid.   In the manufacture of sodium sulphate for glass industry and ferrous sulphate for ink industry.   In the purification of petrol, kerosene, and lubricants.   It is used in metallurgy for extraction of metals. Leaching of metallic compounds gives sulphates which on electrolysis gives the metal in pure form .It is used for pickling of metals.   It is used in storage of batteries.   It is used as a laboratory reagent for the preparation of iodine, carbon monoxide and hydrogen.

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