platinum facts

Isotopes: Platinum has 35 isotopes whose half-lives are known, with mass numbers 202 to 168. The metal is also used to make electrodes sealed in glass (as its thermal coefficient of expansion is almost equal to that of glass). Chemistry Dictionary | Birth of the Elements | Tools | Periodic Table | Citing Chemicool | About | Privacy | Contact. The element name comes from the Spanish word ‘platina’ meaning little silver. The first written account of platinum was from Julius C Scaliger in 1557. ♣ The reason that platinum acts as an increasingly popular choice for jewelry despite its price is that it is tarnish resistant, thus making it a long-lasting choice amongst the available metals. Necessary cookies are absolutely essential for the website to function properly. How about a look at some interesting platinum facts right now. It is also corroded by halogens, cyanides, sulfur, and caustic alkalis. These cookies do not store any personal information. In the course of his studies on platinum ores he also discovered the metals osmium, iridium, rhodium and palladium – the elements which had made Chabaneaus’ work so frustrating. Both our moon and meteorites we’ve recovered contain more platinum than Earth. It does not oxidize in air even at high temperatures and is unaffected by common acids. Although the year of the discovery of platinum is unknown, other details like location and discoverer aren’t. It is one of the of the six platinum group metals consisting of platinum, palladium, rhodium, osmium, iridium and ruthenium. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. While platinum can become scratched, it does not scratch the same as gold—it doesn’t lose physical attributes due to tarnishing. It is also found in the mineral cooperite (PtS). A precious metal of a silvery-white color, this is also one of the more malleable metals that there are. This website uses cookies to improve your experience. Would you like to write for us? It is one of the of the six platinum group metals consisting of platinum, palladium, rhodium, osmium, iridium and ruthenium. Fun Facts about Platinum. This category only includes cookies that ensures basic functionalities and security features of the website. It was discovered by South American peoples. A metal so priceless, this one serves a purpose in more ways than one, and that is something you can be absolutely sure of. This website uses cookies to improve your experience. The Platinum Group Metals In comparison, the density for gold is 19.32 g/cm-3, while silver is 10.49 g/cm-3. While platinum can be found naturally in mines, it can be physically produced when nickel is refined from both copper and nickel ores. About 130 tons of platinum are mined each year, which only comes up to about 6% of that of gold. Characteristics: Platinum is a precious metal; soft, silvery-white, and dense with a beautiful lustrous sheen. Platinum is also produced commercially as a by-product of nickel refining from copper-nickel ores. Read this Buzzle article to know more about this metallic-based…. Given how precious a metal it is, it also makes for some of the most expensive jewelry that there is to find. Platinum dissolves in aqua regia (mixture of nitric acid and hydrochloric acid in the ratio 1:3) forming chloroplatinic acid (H2PtCl6). Believed to be the same as white gold by some, there is quite a difference between the two metals, so make sure you do not make a mistake when judging platinum and white gold. What’s given above is a short list about a few interesting platinum facts. This website uses cookies to improve your experience while you navigate through the website. An alloy of platinum and cobalt is used to produce strong permanent magnets. ♣ Besides being a great option for jewelry, the versatility of this metal also allows for it to be a great option for industrial and environmental purposes too. cm-3. However the quality of the metal was still very inconsistent from batch to batch – unknown to him, there were impurities of, as then, undiscovered metals. English chemist William H Wollaston developed a commercial process for producing pure platinum in the early 19th century. ♣ Once extracted from the earth, process takes up to 2 months, at least, to refine platinum.

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