Description a dense, hard metallic element discovered by smithson tennant in 1803 iridium is a rare element that has an abundance of 0001 ppm in the earth's crust it is found as a native metal alloyed with osmium, platinum, or gold iridium deposits have been found in canada, south africa, russia and the us (alaska. London, england, 1803, osmium was discovered during investigation of the platinum group, by tennant and wollaston. Osmium was discovered in 1803 by smithson tennant in london, england osmium is a member of the platinum group of metals and is commonly found in conjunction with these elements (abundancy is 1 x 10-4 ppm in the earth's crust. However , if for some reason it wasn't discovered and named by english chemist smithson tennant and william hyde wollaston in 1803, then it would probably have a completely different name, because the discoverer normally gets to name a new element.
Osmium: osmium (os), chemical element, one of the platinum metals of groups 8–10 (viiib), periods 5 and 6, of the periodic table and the densest naturally occurring element a gray-white metal, osmium is very hard, brittle, and difficult to work, even at high temperatures of the platinum metals it has the. 1803 discovered by smithson tennant of england biological rating not necessary for life description named from the greek word meaning “smell,” osmium is a bluish-gray metal that is very stable, unaffected by air, water or acids powdered osmium gives off a distinctive, pungent smell, which is actually the compound osmium tetroxide. Osmium table of contents how to cite this article osmium, a lustrous, bluish-white metal, symbol os osmium was discovered in 1803 by the british chemist smithson tennant in the residue left when crude platinum was dissolved by.
Iridium was discovered in 1803, by english chemist smithson tennant in london he found it in the residue left when crude platinum had been dissolved in aqua regia (a mixture of hydrochloric acid and nitric acid) smithson tennant also discovered osmium at the same time. Osmium was discovered in 1803 by english chemist smithson tennant this discovery came about through research into platinum ore that was first discovered in columbia in the 17th century the ore was brought to europe and was found to be a new element called platinum. Osmium was found in 1803 by smithson tennant it's atomic number is 76 it belongs to the family of transitional metals health effects:-highly toxic jan 1, 1803 rhodium (rd) rhodium was discovered by wh wollaston in 1803 its atomic number is 45 its rarely a concern to humans.
Discovered by smithson tennant in 1803 osmium osmium is lustrous, silvery metal, one of the so-called platinum group of metals it is the densest metal known, althoung only by the narrowest margins osmium is uneffected by water and acids, but dissolves with molten alkalis osmium powder reacts slowly with the oxygen of the air and gives off. General description: osmium was discovered in 1803 by smithson tennant in london, england osmium is a member of the platinum group of metals and is commonly found in conjunction with these elements (abundancy is 1 x 10 4 ppm in the earth's crust. When and where was it discovered: in 1803, the english chemist smithson tennant first synthesized osmium how was osmium discovered in 1803, when tennant added platinum to a mixture of nitric and hydrochloric acids called aqua regia, he noticed that a major portion of the metal failed to dissolve in the solution.
Osmium and iridium were discovered at the same time by the british chemist smithson tennant in 1803 osmium and iridium were identified in the black residue remaining after dissolving platinum ore with aqua regia, a mixture of 25% nitric acid (hno 3) and 75% hydrochloric acid (hcl. Osmium was discovered in 1803 by smithson tennant and william hyde wollaston in london, england the discovery of osmium is intertwined with that of platinum and the other metals of the platinum group. Osmium was discovered by smithson tennant in 1803 osmium is a bluish-white transition metal that belongs to the transition group osmium belongs to the platinum group which is usually found as trace elements in alloys and in most of the ores. Osmium atoms have 76 electrons and the shell structure is 281832142 the ground state electronic configuration of neutral osmium is [xe]4f 145d 66s 2 and the term symbol of osmium is 5 d 4 osmium: description your user agent does not support the html5 audio element. Osmium is a hard, brittle, bluish-white chemical element in group 8 of the periodic table, with an atomic number 76 it is the densest of all naturally occuring elements, and it is found in platinum ores as well as iridomine and nickel-bearing ores it was discovered in 1803 in london, by an english.
Osmium was discovered in 1803 by smithson tennant in london, england osmium is a member of the platinum group of metals and is commonly found in conjunction with these elements (abundancy is 1 x 10⁻⁴ ppm in the earth's crust. In the summer of 1803 tennant undertook the examination of this material, while wollaston devoted his attention to the main aqua regia solution the results of the latter work are well known, and tennant’s led him to the discovery of iridium and osmium. Even the man who discovered osmium treated it rather sniffily perhaps in part that's because smithson tennant, an english chemist, was also the first to establish that diamond is a form of carbon , so this was never going to match up to that glittering career highlight.
The discovery of osmium a man named smithson tennant discovered osmium, along with the element iridium, in 1803 tennant had begun to wonder what the black metallic substance was, which was created every. Osmium was first discovered by smithson tennant in 1803 osmium is the second densest element known, next to iridium it forms octavalent compounds and is used as a catalyst, and in the manufacture of platinum alloys and electric light filaments. It was discovered by the british chemist smithson tennant in 1803 he named it after the greek word for smell because it smelt bad osmium is twice as heavy as lead – so heavy that a cubic foot (0028317 cubic meters) weighs 640 kg- as much as ten average people.
Osmium is a chemical element classified as a transition metal and known by the chemical symbol osit was discovered by an english chemist, smithson tennant, in 1803, along with the element iridiumthe name osmium comes from the greek word 'osme', meaning the toxic smell, it produces a powdered metal in the air this powdered osmium in the air is extremely harmful and it can be deadly to the. Osmium (os) was discovered in 1803 by smithson tennant in london, england pure osmium is silver in colour and is the densest of all metals it has a pungent smell, due to the formation of osmium tetroxide the mixed metals can be extracted from the ore with aqua regia, followed by treatment of the. Osmium was discovered in 1803 by smithson tennant (1761-1815) because of the pungent smell given off by the metal during the purification process tennant named it after osme, the greek word for smell.