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Q. What are the uses of Tellurium?
Tellurium is used primarily as an additive to steel to increase its ductility. It is also used as an additive to some catalysts, used in cracking of petroleum, as a colouring material for glasses and as an additive to lead to increase its strength and make it corrosion resistant. Polonium - 210 is used mainly for the production of neutron sources; for these, polonium is alloyed with elements such as beryllium.
potassium sulphate +copper sulphate = ---
While solving lime sida numericals we calculate CACO3 equivalent .In this we do conc. In ppm×100/mol. Wt. ssomewhere we multiply 2 × m. Wt .so wht 2
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Orgel Diagrams of d-orbital systems
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The electronic configuration of four elements are given in brackets: L (1s 2 , 2s 2 , 2p 1 , ) M (1s 1 , 2s 2 , 2p 5 ) Q (1s 2, 2s 2 , 2p 6 3s 1 ,) R ( 1s 1 , 2s 2 , 2p
When β -particles are sent through a tin metal foil, most of them go straight through the foil as : (1)β -particles are much heavier than electrons (2) β -particles are po
separation of metal
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When a result of barium nitrate and a solution of copper(II) sulphate are mixed a chemical reaction produces solid barium sulphate which sinks to the bottom and a solution of coppe
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