DiseasesChemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPhenomena and ProcessesDisciplines and OccupationsTechnology, Industry, AgricultureNamed GroupsHealth Care
PalladiumPlatinum CompoundsOrganic Chemistry ProcessesAlkenesPhosphinesCatalysisOrganoplatinum CompoundsRhodiumPlatinumOrganometallic CompoundsCyclizationCisplatinChemistry, OrganicMolecular StructureCoordination ComplexesStereoisomerismAminationSiloxanes2,2'-DipyridylHydrocarbons, AromaticBoratesRecyclingCarboplatinOxidative CouplingAllyl CompoundsAlkynesChlorobenzenesSulfanilic AcidsIridiumBoronAntineoplastic AgentsCetylpyridiniumElectroplatingDental StaffLewis AcidsKetonesOvarian NeoplasmsAminesElectrodesTransition ElementsHydrocarbons, HalogenatedSpectrophotometry, AtomicAmmonium HydroxideHeterocyclic CompoundsHalogenationBromides
RhodiumOsmiumIridiumMetalsAqua regiaSource of palladiumPreciousPgmsAlloyNickelCatalytic propertiesAlloysPlatinum'sTranslatesCopperSilvery-white metalMalleableGoldSulphuric acidBroochPalladium'sWollastonSpanishSilverHydrogenAnticancerCISPLATINMetallic elementAtomicCharacteristicsDenseRarityCarbonColourJewelryNaturallyChemicalGramCheaperCorrosionSymbolCatalystSimilarityMinesPeriodic TableAbundantWorld'sSimilarlyDurableDullDustWhiteIsotopesPorousUses for platinumYellow
Rhodium11
Osmium2
  • Osmium is a metallic element of the platinum group, with the symbol Os. (langantiques.com)
  • Iridium is very hard and is often combined with osmium to form an osmium-iridium alloy for pen nibs and compass bearings. (ftmmachinery.com)
Iridium5
Metals34
  • Palladium can be found as a free metal and alloyed with other platinum-group metals. (americanelements.com)
  • A metallic element of atomic number 78, one of the noble metals, classed with silver and gold as a precious metal, occurring native or alloyed with other metals and also as the platinum arsenide (sperrylite). (freedictionary.org)
  • Platinum metals (Chem. (freedictionary.org)
  • Among the transition metals palladium has one of the strongest tendencies to form bonds with carbon. (homeobook.com)
  • Heat treating, rolling, and alloying with other platinum family metals results in a harder metal suitable for jewelry. (langantiques.com)
  • The platinum family metals work better as alloys enabling them to strengthen any weaknesses and enhance their many strengths. (langantiques.com)
  • Palladium, one of the rare metals, was first separated from native Platinum by Wollaston in 1803, and Was named after the planet Pallas, which had been discovered just before that time by Olbers. (materiamedica.info)
  • Claymo is the certificate sign, round, emblem earp and hammer on the back of a five-way star, with an inspection code, designed to label the dental discs from precious metals, as well as gold, silver, platinum and palladium products, combined with a glaim, a square-form sample with rounded angles. (art-picture.ru)
  • As one of the lesser known but vital precious metals, Platinum has a long history of being used for jewelry and ornamentation, reaching back to the ancient Egyptian empire, having been discovered on a coffin unearthed in Thebes, estimated to be from the 7th century BC. (sprott.com)
  • Platinum is a gray-white precious metal and one of a group of six elements known as the Platinum Group Metals (PGM). (sprott.com)
  • Being the rarest of all the precious metals, along with its incredible strength as the hardest among them, has led Platinum to be one of the preferred forms of jewelry throughout the ages. (sprott.com)
  • Platinum , along with the other Platinum Group Metals, has strong catalytic properties - meaning it can accelerate or trigger a chemical process without becoming permanently changed or consumed. (sprott.com)
  • There were many contributions involving the chemistry of the platinum group metals (pgms) throughout all of the themes. (matthey.com)
  • The reason why platinum is today the most valuable of precious metals is because it is required in many industrial applications. (totalmateria.com)
  • Platinum and palladium are two in particular which have gained popularity as an investment option for precious metals enthusiasts. (goldsilver.com)
  • Platinum is currently one of the rarest metals on the planet, although there is speculation that it may exist in more abundance on the moon and other planets in our solar system. (goldsilver.com)
  • Both precious metals are in available in many of the same forms as gold and silver, including coins, rounds, bars and jewelry. (goldsilver.com)
  • Gold, silver, and platinum are the most commonly used jewelry metals. (gemsociety.org)
  • However, three jewelry metals have withstood the test of time and continue to have a strong presence in modern jewelry: gold, silver, and platinum. (gemsociety.org)
  • For all these reasons, the trio of gold, silver, and platinum continue to enjoy considerable popularity as jewelry metals. (gemsociety.org)
  • White gold is yellow gold that has been alloyed with other metals such as silver, palladium and platinum to give it a warm white coloured metal. (shawjewellers.co.uk)
  • It easily forms alloys with many metals, such as gold, silver, and tin, and these alloys are called amalgams. (wordquests.info)
  • As the most recognized metal among the platinum group metals, the widespread use of platinum has also revealed the mystery of platinum group metals (PGMs). (ftmmachinery.com)
  • It also has a high melting point (albeit the lowest of all platinum group metals) and resistance to deformation, which is useful for strengthening alloys. (ftmmachinery.com)
  • Ruthenium is one of the most effective hardeners for platinum and palladium and forms alloys with these metals to make electrical contacts and chip resistors with severe wear resistance. (ftmmachinery.com)
  • The rings can be made out of different kinds of precious metals, for example, traditional yellow, trendy (platinum) white- or even red gold. (margrietjewels.com)
  • [3] [4] Platinum is one of the least reactive metals . (anitaroks.com)
  • Platinum is one of the most precious and valuable metals in the world, rarer even than gold. (jewelrycarats.com)
  • Platinum is often alloyed with other metals like palladium and copper to improve its strength and to make it easier to mould and shape into intricate designs. (jewelrycarats.com)
  • Platinum appears to be breaking a long downtrend line and breaking out, that could be signaling and closing of the large gap between the two similar metals. (marketslant.com)
  • Impala Platinum Holdings Ltd. (IMP:JSE) gave investors a clue that platinum could be turning here as shares in producing companies tend to move before the physical metals, as speculators want the leverage that comes with owning the company shares. (marketslant.com)
  • More is 18ct 75% pure gold (or 750 parts pure gold and 250 parts other metals) More white gold White gold is an alloy of gold and at least one other white metal - most often nickel or palladium (both of which act as a bleaching agent to reduce the natural yellow colour of the gold). (antiquejewellerycompany.com)
  • Platinum is the rarest, and most valuable of all the precious metals. (hunter-jewellers.com.au)
  • One of the strongest metals used in jewellery, Platinum will endure through all uses. (hunter-jewellers.com.au)
Aqua regia2
  • Platinum is insoluble in hydrochloric and nitric acid, but dissolves in aqua regia to form chloroplatinic acid, H 2 PtCl 6 . (totalmateria.com)
  • Untuk menyelidiki kemungkinan ini, Wollaston pertama melarutkan bijih platina mentah dalam aqua regia, larutan asam asam klorida dan asam nitrat dengan kosentrasi tinggi. (sainskimia.com)
Source of palladium2
Precious7
  • A dense, malleable, ductile, precious, gray-white transition metal, platinum is resistant to corrosion and occurs in some nickel and copper ores along with some native deposits. (totalmateria.com)
  • Platinum is more precious than gold or silver. (totalmateria.com)
  • When buying platinum jewelry there are certain identifiable markings that will indicate if a piece is made of this precious metal or not. (jewelrycarats.com)
  • Will Platinum Be the Precious Metal Leader? (marketslant.com)
  • Platinum, after making what appears to be a wash-out low in August 2018, now looks poised to be a precious metal leader, writes fund manager John Newell at Fieldhouse Capital Management. (marketslant.com)
  • Platinum is a precious transition metal that has the chemical symbol Pt and an atomic number of 78 on the periodic table. (marketslant.com)
  • Palladium, although very similar to Platinum, has differing characteristics making it a unique and naturally stunning precious metal. (hunter-jewellers.com.au)
Pgms1
  • Ore deposits of palladium and other PGMs are rare, and the most extensive deposits have been found in the norite belt of the Bushveld Igneous Complex covering the Transvaal Basin in South Africa, the Stillwater Complex in Montana, United States, the Thunder Bay District of Ontario, Canada, and the Norilsk Complex in Russia. (hunter-jewellers.com.au)
Alloy4
  • Sandwich-type biosensor for the detection of ?2,3-sialylated glycans based on fullerene-palladium-platinum alloy and 4-mercaptophenylboronic acid nanoparticle hybrids coupled with Au-methylene blue-MAL signal amplification. (americanelements.com)
  • Amino-functionalized fullerene coupled with palladium-platinum bimetallic alloy nanocrystals (n-C-PdPt) was synthesized to modify the surface of a glassy carbon electrode (GCE) because the n-C nanomaterial affords a large surface area for the on-site reduction of bimetallic alloy nanoparticles and an excellent capacity for electron transfer. (americanelements.com)
  • Precium is a brand name for an alloy of silver and palladium. (langantiques.com)
  • One thing that can help identify platinum is its incredible heft when held and if iron is also present in the alloy, it will be slightly magnetic. (sprott.com)
Nickel1
  • In South Africa and Zimbabwe, platinum is mined as a primary metal, whereas it is produced predominantly as a byproduct of nickel in Russia. (marketslant.com)
Catalytic properties1
  • Palladium has excellent catalytic properties like platinum , so it can be used as a replacement for the more expensive platinum in catalytic converters. (ftmmachinery.com)
Alloys1
  • Naturally occurring alloys of the platinum family occur in cube or rounded form and are used in items such as pen nibs and phonograph needles. (langantiques.com)
Platinum's1
  • Acknowledged since the 1900s, platinum's durability and natural brightness has been and still is today highly treasured A metallic element prized for its rarity, whiteness, high tensile strength and insusceptibility to corrosion, platinum first became widely used in jewellery in the late ninete. (antiquejewellerycompany.com)
Translates2
  • Platinum derives its name from the Spanish word platina, which roughly translates to "little silver. (goldsilver.com)
  • Platinum is derived from the Spanish word, platina, which translates to "small silver. (marketslant.com)
Copper2
Silvery-white metal2
  • Palladium occurs as a silvery-white metal with a face - centred cubic structure, as black powder, or as spongy masses which can be compressed to a compact mass. (homeobook.com)
  • Platinum is a beautiful silvery-white metal, when pure, and is malleable and ductile. (totalmateria.com)
Malleable3
Gold18
  • Edwardian Platinum-Topped Gold, Diamond and Natural Pearl Brooch. (langantiques.com)
  • In those times, it was widely believed that "platina" was young gold and that, given time, it would turn yellow as it matured, but until then, better to toss it aside and get back to mining for the real thing. (sprott.com)
  • Considering Platinum is far more difficult to forge and manipulate than gold or silver, the method these ancient peoples used to work such a problematic metal was incredible and a testament to their dedication to their craft. (sprott.com)
  • Platinum fragments were coated with gold dust, then heated by blowpipe on pieces of wood charcoal. (sprott.com)
  • The molten gold then caused the platinum to sinter, meaning it coalesced into a porous mass through heating, which allowed it to be forged. (sprott.com)
  • But in the comparison of gold vs. platinum, has not yet surpassed gold as the most valued metal in the marketplace, despite being rarer. (goldsilver.com)
  • Although the exact quantity of palladium on the planet is unknown, we do know that it's more abundant than platinum and gold. (goldsilver.com)
  • Engagement ring with marquise and pear-shaped diamonds in platinum settings, with accompanying gold wedding band, by Lorraine Hughes , Dot The Jewellers . (gemsociety.org)
  • Apart from gold and silver, the most frequently mentioned noble metal in everyday life is platinum. (ftmmachinery.com)
  • Set in an 18k gold shank and crowned with a Platinum top, it's a symbol of timeless grace. (binenbaum.com)
  • There is no higher form of gold than 24K and you must be aware of this before you go to a dealer who might tell you that they're selling you 25K or 26K gold. (anitaroks.com)
  • Since this is the purest form of gold, it is naturally more expensive than 22K or 18K gold. (anitaroks.com)
  • Platinum jewelry offers numerous benefits for discerning customers over traditional gold or silver pieces. (jewelrycarats.com)
  • In addition, platinum jewelry is much lighter in weight than gold counterparts which makes wearing an item such as a full necklace comfortable and also fashionable as many find the color very desirable when paired with different gems due to its subtlety. (jewelrycarats.com)
  • Platinum is thirty times rarer than gold, with annual production of 6 million ounces per year, compared to ~100 million p/a ounces of gold, and 850 million ounces p/a of silver. (marketslant.com)
  • Currently platinum trades at ~70% of an equivalent ounce of gold, which is historically very inexpensive. (marketslant.com)
  • Platinum appears to be cheap, trading at ~70% of the price of gold, building a series of recent higher lows and higher highs, after a washout low in August 2018 that traded a slightly higher low than the 2008 financial crisis low. (marketslant.com)
  • The cost of gold, silver, and platinum is fluctuating weekly. (fisherstarcreations.com)
Sulphuric acid2
  • It is used for crucibles in laboratory operations, as a catalyst, in jewelry, for stills for sulphuric acid, rarely for coin, and in the form of foil and wire for many purposes. (freedictionary.org)
  • The difference between palladium and the rest of the platinum group is that it is subject to attack by nitric acid and by hot sulphuric acid. (langantiques.com)
Brooch1
Palladium's2
  • Palladium's price premium to Platinum reflects the tight supply and current deficit supply deficit and highlights the potential for substitution, such as what happened from 1999 to 2002. (marketslant.com)
  • With palladium reaching new all-time, never-been-higher highs, due to the headline-grabbing announcements of deficits in 2018 that are likely to grow in 2019 to greater than 1 million ounces, suggests that palladium's growing demand and depleted inventories will keeping prices historically high in the short term. (marketslant.com)
Wollaston3
  • Palladium was discovered and first isolated by William Hyde Wollaston in 1803. (americanelements.com)
  • Rodium ditemukan pada tahun 1803, di London, oleh kimiawan Inggris William H. Wollaston, ketika memeriksa bijih platina dari Peru. (sainskimia.com)
  • (1) Wollaston pertama kali diberitahu tentang kemungkinan elemen baru oleh Hippolyte-Victor Collet-Descotils, yang percaya bahwa warna merah dari beberapa garam platina sebenarnya disebabkan oleh kehadiran logam yang tidak dikenal. (sainskimia.com)
Spanish5
  • Nicknamed platina (silver of little value) in 1735 by Spanish explorers, they didn't know what to do with it. (langantiques.com)
  • Platinum was dubbed 'platina' or 'little silver' by the Spanish Conquistadors, and the truth is, it's so much more than meets the eye. (sprott.com)
  • The name Platinum comes from the Spanish word "platina," basically translating to "little silver. (sprott.com)
  • Some of the first known Platinum jewelry was crafted by the ancient indigenous peoples of Ecuador, with estimates placing their culture several centuries before the Spanish conquest of South America in 1492. (sprott.com)
  • Platinum has been documented as far back as the 16th century when Spanish conquistadors stumbled upon mines of platinum in South and Central America. (goldsilver.com)
Silver4
Hydrogen4
  • Very thin Palladium membranes are used in hydrogen filters. (homeobook.com)
  • Platinum is also used to catalyze the electricity-producing conversion of hydrogen and oxygen into water in hydrogen-based fuel cells, with water and heat the only emissions. (marketslant.com)
  • Platinum is particularly well suited as a fuel cell catalyst as it allows the hydrogen and oxygen reactions to take place at an optimal rate, while being stable enough to withstand the high electrical current density and the complex chemical reaction that take place in a fuel cell, performing efficiently over the long term. (marketslant.com)
  • Palladium plays a key role in the technology used for fuel cells, which combine hydrogen and oxygen to produce electricity, heat, and water. (hunter-jewellers.com.au)
Anticancer2
  • A significant number of contributions concerned alternative pgm-containing complexes (particularly of platinum and palladium) with potential anticancer activity. (matthey.com)
  • New insights into possible in vivo reactions (p. 39) and the mechanism by which these platinum complexes may act were reported (p. 40), including kinetic studies (p. 527), consideration of both DNA and RNA as possible targets (p. 41), thermogravimetric behaviour (p. 338), chemically triggering the cis / trans isomerisation of anticancer platinum drugs (p. 372) and the synthesis of model calyx[ n ]arene complexes (p. 258). (matthey.com)
CISPLATIN1
Metallic element2
Atomic6
  • Palladium (atomic symbol: Pd, atomic number: 46) is a Block D, Group 10, Period 5 element with an atomic weight of 106.42. (americanelements.com)
  • Platinum (atomic symbol: Pt, atomic number: 78) is a Block D, Group 10, Period 6 element with an atomic weight of 195.084. (americanelements.com)
  • Write Atomic Symbol of Platinum. (netexplanations.com)
  • Write the Atomic number of Platinum. (netexplanations.com)
  • Platinum is a chemical element with the chemical symbol Pt and the atomic number of 78. (totalmateria.com)
  • Platinum also has 31 synthetic isotopes ranging in atomic mass from 166 to 202, making the total number of known isotopes 37. (totalmateria.com)
Characteristics1
  • Platinum possesses high resistance to chemical attack, excellent high-temperature characteristics, and stable electrical properties. (totalmateria.com)
Dense2
Rarity2
Carbon1
  • Over half of the supply of palladium and its congener platinum goes into catalytic converters, which convert up to 90% of harmful gases from auto exhaust (hydrocarbons, carbon monoxide, and nitrogen dioxide) into less-harmful substances (nitrogen, carbon dioxide and water vapor). (hunter-jewellers.com.au)
Colour2
Jewelry19
  • Eventually, it found its way into jewelry and by 1920 65% of the platinum used in the USA was exclusively for jewelry. (langantiques.com)
  • Because of its hardness and corrosion resistance, it is often used in jewelry to harden platinum. (langantiques.com)
  • Rarely used in jewelry, it forms a poisonous and unstable oxide when heated. (langantiques.com)
  • Palladium jewelry is relatively rare but during WWII platinum was required as a strategic metal and less strategically useful family member was employed as a replacement for platinum in fine jewelry. (langantiques.com)
  • they were the only people who manufactured Platinum jewelry. (sprott.com)
  • Among all the known modern uses of platinum, most of the annual production is consumed by two dominant categories - catalytic converters and fine jewelry. (totalmateria.com)
  • Platinum is also commonly used in jewelry. (goldsilver.com)
  • Both platinum and palladium are common in the jewelry industry due to the appealing white aesthetic. (goldsilver.com)
  • Platinum is very popular in the jewelry industry, and platinum is often used in engagement rings to express the innocence and longevity of love. (ftmmachinery.com)
  • Palladium is also used in jewelry, although it is not as popular as platinum. (ftmmachinery.com)
  • Platinum - long revered for its quality and used frequently in high end wedding jewelry. (anitaroks.com)
  • Hence, it is not suited for regular forms of jewelry. (anitaroks.com)
  • Markings on platinum jewelry can be used to reveal useful information about the piece, such as the manufacturer, metal content, purity level and even age. (jewelrycarats.com)
  • These words or symbols are especially helpful when shopping for platinum jewelry and are often found inside the band of a ring. (jewelrycarats.com)
  • Platinum has been a very popular choice for making jewelry since ancient devices with platinum were discovered in the tombs of South American royalty as far back as 500BC. (jewelrycarats.com)
  • In order to make sure that people obtain the highest quality pieces possible, it helps to understand the various markings on platinum jewelry available today. (jewelrycarats.com)
  • Because of this, platinum jewelry has become increasingly popular in recent years, particularly amongst those that want their rings, necklaces, bracelets and pendants to stand out from the crowd. (jewelrycarats.com)
  • Platinum jewelry bears different markings which serve as an integral part in its identification. (jewelrycarats.com)
  • There is growing demand for platinum in industrial uses, jewelry and as an investment. (marketslant.com)
Naturally1
  • The primary differences are that platinum is far denser, less naturally abundant and usually more costly. (goldsilver.com)
Chemical4
  • the group of metallic elements which in their chemical and physical properties resemble platinum. (freedictionary.org)
  • The chemical symbol for platinum is Pt and it has a specific gravity of 21.4. (langantiques.com)
  • Modern-day uses of Platinum include being a key element in catalytic converters for vehicles, as it converts car exhaust gasses into less harmful substances, as a catalyst in the chemical industry and even in the creation of life-saving anti-cancer drugs. (sprott.com)
  • Chemical Elements words: mercury to platinum, part 5 of 8. (wordquests.info)
Gram1
  • As of February 2010, platinum was worth on average US $1540 per troy ounce or approximately US $44 per gram. (totalmateria.com)
Cheaper1
  • We have highlighted this price action, as cheaper palladium was substituted for more expense platinum in the late 1980s and reversed in 1999-2002 period (see chart below), as palladium was replaced by the less expensive platinum. (marketslant.com)
Corrosion3
  • Platinum is corrosion-resistant, extremely durable and appealing from an aesthetic standpoint. (goldsilver.com)
  • Palladium, known as the most corrosion-resistant pure metal, is resistant to salts, oxides, and inorganic acids, but is affected by sodium chloride and sodium cyanide. (ftmmachinery.com)
  • We believe this demand will continue, as new uses for platinum are being discovered all the time, due to the metal's resistance to corrosion, high melting point, electrical conductivity and durability. (marketslant.com)
Symbol2
  • But Platinum has value beyond just being a status symbol. (sprott.com)
  • The term mercurius was first employed about the 6th century by alchemists who used the symbol for the planet Mercury to represent the metal, which because of its mobile form and its color, was called quicksilver. (wordquests.info)
Catalyst1
Similarity2
  • Platinum and Palladium, both proved in dust form, showed such similarity in their effects that the question arose whether corresponding differences might be found. (materiamedica.info)
  • Palladium is more common in industrial uses due to its similarity to platinum at a normally lower price point. (goldsilver.com)
Mines1
Periodic Table2
Abundant1
World's2
  • Together, these two applications consume more than 70% of the world's supply of platinum. (totalmateria.com)
  • Mobile Games are the world's most popular form of gaming. (hybridan.com)
Similarly1
  • Similarly white like platinum, perhaps a shade darker, it shares many of the same properties. (goldsilver.com)
Durable1
Dull2
  • a soft, dull black powder, consisting of finely divided metallic platinum obtained by reduction and precipitation from its solutions. (freedictionary.org)
  • When discovered, Platinum can be quite inconspicuous at first glance, with nuggets having a dull gray or black hue. (sprott.com)
Dust1
White2
Isotopes1
Porous1
Uses for platinum1
  • Platinum has multiple and essential applications while new uses for platinum are constantly developed. (totalmateria.com)
Yellow1