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Related Searches: scrap metal non-ferrous metals list of ferrous metals copper list of ferrous metals cast iron
Refining of Metals
The metals so extracted are further refined by suitable methods. The electrolytic method is the most suitable method for refining the non-ferrous metals. The metals produced by any method given above are not very pure. These need further refining. This can be..
Refining of Metals
The metals so extracted are further refined by suitable methods. The electrolytic method is the most suitable method for refining the non-ferrous metals. The metals produced by any method given above are not very pure. These need further refinin..
Reaction with non-metals
Iron forms ferric chloride when heated with chlorine. Iron forms ferrous sulphide when heated with sulphur. ..
Iron forms ferric chloride when heated with chlorine. Iron forms ferrous sulphide when heated with sulphur. ..The Reactivity Series of Metals
Although most metals are usually electropositive in nature and lose electrons in a chemical reaction they do not react with the same vigour or speed. Metals display different reactions towards different substances. The greater the ease with which an element loses its electrons ..
List of common electropositive ions/radicals and electronegative ions/radicals.
01. Monovalent Cations (Cations having a valency of 1+) i) Hydrogen ion, H + ii) Lithium ion, Li + iii) Sodium ion, Na + iv) Potassium ion, K + v) Ammonium ion, NH 4 + vi) Silver ion, Ag + vii) Cuprous ion, Cu + [Copper (I) ion] viii) Mercurous ion, Hg + [Mercury (I) ion] 02. Divalent Cat..
Uses of Sulphur, Selenium and Tellurium
(i) Most of the sulphur produced is used for the manufacture of sulphuric acid and other industrially important sulphur compounds. (ii) Sulphur is used to prepare large number of medicines (Sulpha drugs) and can be used as ointment for curing skin diseases. (iii) It is also used in the manufacture ..
Pollution of Soil Surface
Large quantity of solid wastes like unused and rejected chemicals (like calcium carbonate, magnesium sulphate, ferrous chloride, ferrous oxide, radioactive wastes, fly ashes, sludge, press mud, saw dust, bottles, plastic materials) unwanted industrial wastes generated during man..
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 a..
The Electric Furnace Process
In this process, heating is done with the help of a carbon arc. The electrodes are held vertically and the charge (cast iron, scrap iron and iron ore) and lime mixture, is held in between. The furnace is lined with dolomite. The chemical reactions start instantaneously with an electric arc. Silic..
Detection of nitrogen
A small quantity of the sodium extract is taken in a test tube. It is made alkaline by adding 2-3 drops of sodium hydroxide (NaOH) solution. 1 mL of freshly prepared solution of ferrous sulphate is added to this solution. The mixture of the two solutions is boiled and then acidified with..
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