There are also 37 artificial isotopes created in a lab. n. 1. About 50 percent of cancer therapy patients currently use platinum-containing drugs, according to a 2014 study by Johnstone, Park, and Lippard Some of these drugs, such as cisplatin, are also used to treat tumors and cancer in animals, according to, Platinum is also used in pacemakers, dental crowns, and other equipment used within the human body because of its resistance to corrosion from bodily fluids and lack of reactivity to bodily functions, according to, The majority (about 80 percent) of platinum is mined in South Africa. Platinum is a silvery-white and shiny metal. Extremely valuable interstellar trading … The name platinum is often used with awards which are ranked higher. South Africa supplies about 68% of total platinum produced in the world. Canadian Metallurgical Society’s annual conference, Elementymology & Elements Multidict: Platinum, These could be the funniest animal pictures ever, Scientists discover new organ in the throat, 1st-ever footage of giant pandas mating in the wild is not 'cute and cuddly', Black holes could become massive particle accelerators, 'Starman' just zipped past Mars in his rapidly-decaying Tesla Roadster. Platinum is classified as a transition metal in the periodic table. These properties lead to many uses for this very rare and precious metal. Ontdek de perfecte stockfoto's over Platinum Element en redactionele nieuwsbeelden van Getty Images Kies uit premium Platinum Element van de hoogste kwaliteit. Platinum is found in nature alloyed with the other metals of the so-called platinum group, found in Group 10 of the periodic table periodic table, chart of the elements arranged according to the periodic law discovered by Dmitri I. Mendeleev and revised by Henry G. J. Moseley. Platinum is used as a form of currency; it has high value due to its rarity. Approximately 30 percent of mined platinum is used in jewelry, according to. It looks very pretty and shiny that attract people attention when used in jewelry. Te veel beelden geselecteerd. Researchers are continuing to find new uses and applications for platinum. Its nucleus contains 78 protons and 117 neutrons. It is located in 10th column and 3rd row of the periodic table. Visit our corporate site. Boards zijn de beste plekken om beelden en videoclips op te slaan. Classified as a transition metal, Platinum is a solid at room temperature. ", In 1741, British scientist Charles Wood published a study introducing platinum as a new metal and described some of its attributes and possible commercial applications, according to Peter van der Krogt a Dutch historian. kunststoffen Deze pagina is voor het laatst bewerkt op 17 sep 2020 om 20:38. It is also one of the densest elements at 12.4 ounces per cubic inch (21.45 grams per cubic centimeter), a little more than 21 times the density of water or 6 times the density of a diamond according to Chemicool. Platinum is a silver-white metal — it was once known as "white gold." And although the use of refined platinum in cancer drugs is beneficial to many, those who work on platinum mines do have to be careful because inhaling or coming into direct contact with platinum salts (created from the purifying process and prior to being melted into metal) can have the opposite effect by potentially causing adverse health affects such as allergic reactions, damage to internal organs, or even cancer, according to CancerTreatment.net. Platinum mine at South Africa. Atomic number (number of protons in the nucleus): 78, Atomic symbol (on the periodic table of elements): Pt, Atomic weight (average mass of the atom): 195.1, Density: 12.4 ounces per cubic inch (21.45 grams per cubic cm), Melting point: 3,215.1 degrees Fahrenheit (1,768.4 degrees Celsius). Future US, Inc. 11 West 42nd Street, 15th Floor, Some uses of platinum are: Platinum is very rare metal, which makes it difficult to find in the crust. Today, platinum is still extracted using a technique similar to that developed by Wollaston. Please deactivate your ad blocker in order to see our subscription offer, Two ultrapure platinum crystals, about 1 centimeter each. You are giving permission to use our cookies by using this site. Together, they weigh about 1 gram. Platinum (element) synonyms, Platinum (element) pronunciation, Platinum (element) translation, English dictionary definition of Platinum (element). You will receive a verification email shortly. © 2020 Getty Images. It is extremely resistant to tarnishing and corrosion (which makes it known as a "noble metal") and is very soft and malleable, making it easy to shape; ductile, making it easy to stretch into wire; and unreactive, which means it doesn't oxidize and is unaffected by common acids. He was an English chemist who isolated the platinum to its pure elemental form. The largest producers of platinum are South Africa and Russia. These drugs include cisplatin, carboplatin and oxaliplatin, and several others in trial stages. These metals are often used together to create highly durable parts for various machines, tools and jewelry. It is more valuable and rare metal than silver and gold. © Platina is een scheikundig element met symbool Pt en atoomnummer 78. Verzamel, beheer en geef commentaar bij uw bestanden. Platinum is a resource. Once the platinum is within the cells, it works with other chemotherapy drugs to prevent the cancer cells from continuously dividing, they explained. Platinum was first discovered by William Hyde Wollaston. Many investors buy and sell platinum, even though the price can fluctuate greatly during economic growth and decline even more than the prices of other precious metals (because of its many uses). Receive mail from us on behalf of our trusted partners or sponsors? Het heeft zes natuurlijke isotopen. Since platinum is not a reactive element, which makes it available in its pure form in nature. They used to make jewelry and art from the platinum without knowing that it is entirely different metal from the silver. Platinum is one of the transition metals, a group that includes gold, silver, copper and titanium — and most of the elements in the middle of the periodic table. Platinum is one of the most precious metals found on the Earth. De Premium Access-overeenkomst van uw team verloopt binnenkort. Het is een van de zeldzaamste elementen in de aardkorst. NY 10036. Platinum is a very useful element, but since it is very rare on the Earth its uses are limited by its supply. The worldwide production of platinum is about 160 tons. After the platinum was separated from the rest of the solution, palladium, rhodium, osmium, iridium, and later ruthenium were all discovered in the waste. Due to its luster and corrosion resistant property, it is used for making jewelry. The international prototype kilogram is a cylinder of platinum and platinum-iridium alloy, which is kept at the International Bureau of Weights and Measures (BIPM) near Paris. Platinum is one of the transition metals, a group that includes gold, silver, copper and titanium — and most of the elements in the middle of the periodic table. 1 Summary 2 Game description 3 Source 4 Use 4.1 Crafting 4.2 Refining 4.3 Cooking 5 Release history 6 Gallery 7 Videos Platinum (Pt) is a resource and one of the exotic elements. The article discussed some of the next-generation platinum-containing cancer drugs and delivery systems that they say will be more effective in fighting cancer cells. There was a problem. Aan de hand van deze tips kunt u uw zoekopdracht uitbreiden: The IBM strategic repository for digital assets such as images and videos is located at dam.ibm.com. Approximately 10 percent is mined in Russia, and the rest is found in North and South America, according to the, Nearly 14 times more gold than platinum is mined per year — about 1,800 tons (1,633 metric tons) of gold compared to 130 tons (118 metric tons) of platinum, according to, Platinum combined with cobalt creates strong, permanent magnets, according to, Platinum is often used as a catalyst in the production of several solutions and byproducts (that end up in substances such as fertilizers, plastics and gasoline and in fuel cells, increasing their efficiency according to. Samples containing platinum are dissolved in aqua regia, are separated from the rest of the solution and byproducts, and are melted at very high temperatures to produce the metal. {{collectionsDisplayName(searchView.appliedFilters)}}, Oorspronkelijke bevolking van de eilanden in de Stille Oceaan, Sluit 'Alleen voor redactioneel gebruik' uit, {{searchText.groupByEventToggleImages()}}, {{searchText.groupByEventToggleEvents()}}. ), Back in the 18th century, platinum was the eighth known metal and was known as "white gold," according to van der Krogt. Then, in 1748, Spanish scientist and naval officer Antonio de Ulloa published a description of a metal that was unworkable and unmeltable. Platinum Metal Foil Element Sample in een PEGUYS Periodieke Element Tile: Amazon.nl Selecteer uw cookievoorkeuren We gebruiken cookies en vergelijkbare tools om uw winkelervaring te verbeteren, onze services aan te bieden, te begrijpen hoe klanten onze services gebruiken zodat we verbeteringen kunnen aanbrengen, en om advertenties weer te geven. Live Science is part of Future US Inc, an international media group and leading digital publisher. We use cookies for the improvement of user experience. The first recorded reference to platinum was in 1557 when Julius Scaliger, an Italian physician, described a metal found in Central America that wouldn't melt and called it "platina," meaning "little silver. Platinum is very rare metal, which makes it difficult to find in the crust. Platinum was first found and used by the South Americans. This repository is populated with tens of thousands of assets and should be your first stop for asset selection. Platinum, iridium, osmium, palladium, ruthenium, and rhodium are all members of the same group of metals (called the platinum metals) and share similar properties. Het ontwerp van Getty Images is een handelsmerk van Getty Images. Platinum, a highly valued and desired metal, has a wide range of uses, including jewelry, catalytic converters, electrical contacts, pacemakers, medication and magnets. Due to the large amount of platinum needed to study these anticancer drugs, refining companies were eager to become involved very early on, as described by the authors. Research continued, and in 1971 the first human cancer patient was treated with platinum-containing drugs. Photo from. Astronomers claimed galaxy was 98% dark matter. It is highly malleable and ductile metal. Platinum hoort bij de platinagroep en is groep 10 van het periodiek systeem der elementen. Receive news and offers from our other brands? The authors call this a "dual threat" — platinum-containing drugs within a platinum-delivery system. Because it is rare — there are only about 5 parts per billion by weight in Earth's crust, according to Chemicool — platinum tends to be very pricey, as anyone looking to buy a platinum wedding ring might discover. South Africa supplies about 68% of total platinum produced in the world. It is the second most ductile metal after the gold. (He originally wrote it in 1735, but his papers were confiscated by the British navy. Several studies, including a 2006 study published in the journal Water, Air, and Soil Pollution and a 2009 study presented at the Canadian Metallurgical Society’s annual conference have shown associations between platinum mining and adverse environmental and health effects, although more research is needed to prove the links. They were wrong. These so-called platinum "warheads" target cancer cells and can be programmed in a variety of ways to interact with the cancer cells that contain many receptors on their surfaces, which are responsible for many actions of the cell including growth, the authors explained.

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