platinum1 Antonio de Ulloa discovered platinum in South America in 1735 and by Wood in 1741. platinum is a silver-white locate that holds even more repute then gold. Its atomic hail is 78 and its mass is 195.08. It is also one of the heaviest admixtures. It is a diversity metal and its electron manikin is [Xe ]6s14f145d9. This element has genuinely unprecedented properties, which make it valuable. First of in all, it is very easily shaped. It can be shaped and working into closely every possible way, from convolute wire too considerable sheets. Platinum is a unfluctuating state who?s dissolve crown is 2045k and its boiling point is 4100k.
The metal was apply by pre-Columbian Indians. Platinum occurs native, accompany by small quantities of iridium, osmium, palladium, ruthenium, and rhodium. These all belong to the same multitude of metals. The metal does not oxidise in air at some(prenominal) temperature. However, halogens, cyanides, sulfur, and caustic alkalis corrode it. Platinum resistance wires are utilise fo...If you want to get a full essay, order it on our website:
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