In metals, and in many other solids, the atoms are arranged in regular arrays called crystals. Visualize trends, 3D orbitals, isotopes, and mix compounds. Interactive periodic table with up-to-date element property data collected from authoritative sources. Our platinum page has over 260 facts that span 87 different quantities. Platinum (atomic number 78, symbol Pt) is a precious, dense metal and one of the rarest elements on earth. Discoverer: McMillan, Edwin M. and Abelson, Philip H. Discoverer: Glenn T. Seaborg, Joseph W. Kennedy, Edward M. McMillan, Arthur C. Wohl, Discoverer: Glenn T. Seaborg, Ralph A. James, Leon O. Morgan, Albert Ghiorso, Discoverer: Glenn T. Seaborg, Ralph A. James, Albert Ghiorso, Discoverer: Stanley G. Thompson, Glenn T. Seaborg, Kenneth Street, Jr., Albert Ghiorso, Discoverer: Stanley G. Thompson, Glenn T. Seaborg, Bernard G. Harvey, Gregory R. Choppin, Albert Ghiorso, Discoverer: Albert Ghiorso, Glenn T. Seaborg, Torbørn Sikkeland, John R. Walton, Discoverer: Albert Ghiorso, Torbjørn Sikkeland, Almon E. Larsh, Robert M. Latimer. ), and shape. To understand the difference between metals, semiconductors and electrical insulators, we have to define the following terms from solid-state physics: A possible crystal structure of Platinum is face-centered cubic structure. A look at what EDAX's EBSD products can detect in regards to Platinum. Period. m. Electrical resistivity and its converse, electrical conductivity, is a fundamental property of a material that quantifies how strongly it resists or conducts the flow of electric current. The platinum group metals or PGMs are a set of six precious metals that are clustered together on the periodic table around the element platinum. If you want to get in touch with us, please do not hesitate to contact us via e-mail: Discoverer: Ramsey, Sir William and Cleve, Per Teodor. It is a member of the chalcogen group on the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as well as with other compounds. Platinum is used in making ornaments, artifacts and jewellery. Platinum is a member of the platinum group of elements and group 10 of the periodic table of elements. 195.084. The first written account of platinum was from Julius C Scaliger in 1557. Electrical resistance is expressed in Ohms. We use cookies to ensure that we give you the best experience on our website. Platinum is a ductile and malleable silvery-white metal. Its monatomic form (H) is the most abundant chemical substance in the Universe, constituting roughly 75% of all baryonic mass. It is found in gold-bearing deposits in the USA, Columbia, and the Ural Mountains. Discoverer: Corson, Dale R. and Mackenzie, K. R. The actinide or actinoid series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium through lawrencium. Used by the pre-Columbian Indians of South America, platinum wasn't noticed by western scientists until 1735. Pt is found uncombined in alluvial deposits and as alloy with the other platinum-group metals. The chemical behaviour of these metals is paradoxical Conductors are made of high-conductivity materials such as metals, in particular copper and aluminium. Fully descriptive writeups. Platinum is a precious metal; soft, silvery-white, and dense with a beautiful lustrous sheen. Platinum is a chemical element in the periodic table that has the symbol Pt and atomic number 78. The word Platinum is derived from Platina (Spanish word meaning ‘little silver’), because of its grey-white silvery colour. Various surgical tools, and laboratory utensils are made of platinum. Platinum – Periodic Table – Atomic Number – Mass – Radius – Density. Platinum was discovered by South American peoples who produced artifacts of a white gold-platinum alloy. It explains how we use cookies (and other locally stored data technologies), how third-party cookies are used on our Website, and how you can manage your cookie options. 1) You may use almost everything for non-commercial and educational use. The SI unit of electrical resistivity is the ohm-metre (Ω⋅m). Last accessed: 27 August 2020. Look up chemical element names, symbols, atomic masses and other properties, visualize trends, or even test your elements knowledge by playing a periodic table game! Its name is derived from the Spanish term platino, meaning "little silver". and Gay-Lussac, L.-J. The metal was used by pre-Columbian Indians. It is one of the rare elements in the Earth’s crust. If you continue to use this site we will assume that you are happy with it. The Cookies Statement is part of our Privacy Policy. The three most common basic crystal patterns are: This website was founded as a non-profit project, build entirely by a group of nuclear engineers. 2) You may not distribute or commercially exploit the content, especially on another website. Substances in which electricity can flow are called conductors. On the periodic table of elements, it is found in Group 10 and in Period 6 between iridium and gold. Platinum (Pt), chemical element, the best known and most widely used of the six platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic table. Atomic Mass Number – Does it conserve in a nuclear reaction? 78. Members of a group typically have similar properties and electron configurations in their outer shell. The platinum-group metals (abbreviated as the PGMs; alternatively, the platinoids, platinides, platidises, platinum group, platinum metals, platinum family or platinum-group elements (PGEs)) are six noble, precious metallic elements clustered together in the periodic table.These elements are all transition metals in the d-block (groups 8, 9, and 10, periods 5 and 6). Platinum is widely used as a catalyst for chemical reactions. History. Platinum is a 78. chemical element in the periodic table of elements. A crystal lattice is a repeating pattern of mathematical points that extends throughout space. Periodic Table of the Elements. National Institute of Standards and Technology, U.S. Department of Commerce. Pronunciation: Plat-a-nam Appearance: Silvery white Mass Number: 195 Standard Atomic weight: 195.084 g/mol Atomic number (Z): 78 Electrons: 78 Protons: 78 Neutrons: 117 Period: 6 Group: 10 Block: d Element category: Transition metal Electrons per shell: K2, L8, M18, N32, O17, P1 Electron configuration: 1s22s22p63s23p63d104s24p64d105s25p64f145d96s1 E. Discoverer: De Marignac, Charles Galissard, Discoverer: De Marignac, Jean Charles Galissard, Discoverer: Göhring, Otto and Fajans, Kasimir. Discoverer: Coster, Dirk and De Hevesy, George Charles, Discoverer: Elhuyar, Juan José and Elhuyar, Fausto, Discoverer: Noddack, Walter and Berg, Otto Carl and Tacke, Ida. Indeed, platinum will not oxidize in air no matter how strongly it is heated. Platinum is a dense, malleable, ductile, highly unreactive, precious, silverish-white transition metal. Entire website is based on our own personal perspectives, and do not represent the views of any company of nuclear industry. Last accessed: 27 August 2020. Platinum, symbol Pt, has a Face Centered Cubic structure and Gray color. Platinum is one of the least reactive metals. A horizontal row in the periodic table. Platinum with the atomic number 78 and an atomic mass of 195 in the periodic table is an extremely rare element found in the crust of the earth. Platinum is a rare transition metal. Platinum is the third element of the tenth column in the periodic table. Periodic Table of the Elements. Platinum is widely used as a catalyst in exhaust system of internal combustion engine where it is part of the catalytic converter. Platinum is used in making dental alloys and implants. Platinum is a metallic element with the atomic number 78 and the symbol Pt. Platinum Element 78 of Periodic table is Platinum with atomic number 78, atomic weight 195.078. He describes it as a strange metal found in mines between Panama and Mexico and wrote that no fire or any of the Spanish arts could melt it. (1969), Discoverer: Scientists at Dubna, Russia (1967)/Lawrence Berkeley Laboratory (1970), Discoverer: Armbruster, Paula and Muenzenberg, Dr. Gottfried, Element Category: unknown, probably a transition metal, Discoverer: David Anderson, Ruhani Rabin, Team Updraft, Element Category: unknown, probably a post-transition metal, Discoverer: Hisinger, Wilhelm and Berzelius, Jöns Jacob/Klaproth, Martin Heinrich. Platinum is mostly present in its native form and as alloy with iron. The most important use of platinum is in vehicles, as a catalytic converter, facilitating the complete combustion of unburned hydrocarbon passing through the exhaust. Platinum (Pt) has an atomic number of seventy-eight. Comprehensive data on the chemical element Platinum is provided on this page; including scores of properties, element names in many languages, most known nuclides of Platinum. The chemical symbol for Platinum is Pt. Platinum is a transition metal element. To find out more, see our. al. The year 2007 marked the centenary of the death of Dmitri Mendeleev (1834–1907). Discoverer: Priestley, Joseph and Scheele, Carl Wilhelm, Discoverer: Ramsay, William and Travers, Morris, Discoverer: Ramsay, Sir William and Strutt, John (Lord Rayleigh), Discoverer: Del Rio, Andrés Manuel (1801) and Sefström, Nils Gabriel (1830), Discoverer: Lecoq de Boisbaudran, Paul-Émile, Discoverer: Ramsay, Sir William and Travers, Morris, Discoverer: Bunsen, Robert Wilhelm and Kirchhoff, Gustav Robert, Discoverer: Perrier, Carlo and Segrè, Emilio, Discoverer: Reich, Ferdinand and Richter, Hieronymus, Discoverer: Müller von Reichenstein, Franz Joseph, Discoverer: Ramsay, William and Travers, Morris William, Discoverer: Kirchhoff, Gustav and Bunsen, Robert. Platinum is ductile, malleable, silvery-white or gray-white in color, and non-reactive. Interactive periodic table showing names, electrons, and oxidation states. It is one of the rarer elements in Earth's crust, with an average abundance of approximately 5 μg/kg. The most com… The name semiconductor comes from the fact that these materials  have an electrical conductivity between that of a metal, like copper, gold, etc. Platinum group, six metals, in order of increasing atomic weight, ruthenium (Ru), rhodium (Rh), palladium (Pd), osmium (Os), iridium (Ir), and platinum (Pt). Platinum group, six metals, in order of increasing atomic weight, ruthenium (Ru), rhodium (Rh), palladium (Pd), osmium (Os), iridium (Ir), and platinum (Pt). Platinum is used in making electrical contact points and resistance wires. The symbol of resistivity is usually the Greek letter ρ (rho). They have an energy gap less than 4eV (about 1eV). It is a dense, malleable, ductile, highly unreactive, precious, silverish-white transition metal. Over twenty-five years ago McDonald and Hunt (1) … Fully descriptive writeups. from ionizing radiation) to cross the band gap and to reach the conduction band. These elements, along with the chemically similar elements scandium and yttrium, are often collectively known as the rare earth elements. It is a malleable, highly precious member of the transition metals group. Platinum is used in aircraft and sport car industries. Periodic Table of Elements Element Platinum Pt. Its atomic number is 78 and represented by the symbol Pt. Group in periodic table: 10; Group name: Precious metal or platinum group metal; Period in periodic table: 6; Block in periodic table: d; Shell structure: 2.8.18.32.17.1 ; CAS Registry: 7440-06-4 Discovered in South America by Ulloa in 1735 and by Wood in 1741. Platinum atoms have 78 electrons and 78 protons with 117 neutrons in the most abundant isotope. Platinum is unaffected by air and water, but will dissolve in hot aqua regia, in hot concentrated phosphoric and sulphuric acids, and in molten alkali. Discoverer: Davy, Sir H. and Thénard, L.-J. Platinum is a chemical element with the symbol Pt and atomic number 78. Insulators, on the other hand, are made of a wide variety of materials depending on factors such as the desired resistance. Log in, This site uses cookies to improve your experience. A vertical column in the periodic table. Atomic Ionization Energies Output. Explore the different alchemical symbols for platinum and learn how the alchemists viewed this element, in this Visual Elements Periodic Table resource from the Royal Society of Chemistry 2. Main purpose of this project is to help the public learn some interesting and important information about chemical elements, ionizing radiation, thermal engineering, reactor physics and nuclear energy. Discoverer: Scientists at Dubna, Russia (1964)/Albert Ghiorso et. Semiconductors are materials, inorganic or organic, which have the ability to control their conduction depending on chemical structure, temperature, illumination, and presence of dopants. Platinum is widely used as a catalyst for chemical reactions. Platinum is used in jewelry, decoration and dental work. Visualize trends, 3D orbitals, isotopes, and mix compounds. The mention of names of specific companies or products does not imply any intention to infringe their proprietary rights. It is referred to as a “transition metal.” It is also one of the “platinum metals,” along with iridium, osmium, palladium, rhodium, and ruthenium. A very heavy, precious, silver-white metal, platinum is soft and ductile and has a high melting point and good resistance to corrosion and The Platinum Group Metals These metals have similar properties and are often present in the same mineral ores. There are 14 general types of such patterns known as Bravais lattices. It is a hard, brittle, bluish-white transition metal in the platinum group that is found as a trace element in alloys, mostly in platinum ores. Los Alamos National Laboratory, LLC for the U.S. Department of Energy's NNSA. Look up chemical element names, symbols, atomic masses and other properties, visualize trends, or even test your elements knowledge by playing a periodic table game! It is present in a concentration of as low as around 0.005 ppm (5micrograms per kg) in the Earth’s crust. In the Periodic table of elements it is a d-block metal and it belong to the 10 th group and 6 th period. Platinum has a melting point of 1772 degrees C, the boiling point of 3827 +/- 100 degrees C, the specific gravity of 21.45 (20 degrees C), with a valence of 1, 2, 3, or 4. Platinum. The elements share certain desirable properties with platinum. Note that, electrical resistivity is not the same as electrical resistance. Hydrogen is a chemical element with atomic number 1 which means there are 1 protons and 1 electrons in the atomic structure.The chemical symbol for Hydrogen is H. With a standard atomic weight of circa 1.008, hydrogen is the lightest element on the periodic table. Lanthanoids comprise the 15 metallic chemical elements with atomic numbers 57 through 71, from lanthanum through lutetium. It has the third highest density, behind osmium and iridium . Group. Interactive periodic table showing names, electrons, and oxidation states. Each entry has a full citation identifying its source. It has remarkable resistance to corrosion, even at high temperatures, and is … The forces of chemical bonding causes this repetition. It has the third highest density, behind osmium and iridium. The metal was used by pre-Columbian Indians. The information contained in this website is for general information purposes only. A very heavy, precious, silver-white metal, platinum is soft and ductile and has a high melting point and … While resistivity is a material property, resistance is the property of an object. Common chemical compounds are also provided for many elements. Image of atomic, experiment, element - 97979802 Transport of thermal energy in solids may be generally due to two effects: Copyright 2020 Periodic Table | All Rights Reserved |. Sources. This article discusses how he and some of his predecessors accommodated the platinum group metals (pgms) in the Periodic Table, and it considers the placing of their three transuranic congeners: hassium (108Hs), meitnerium (109Mt) and darmstadtium (110Ds). It is primarily prevalent in the alluvial deposit layer along with sand and clay particles. Glossary. It has six naturally occurring isotopes. It is this repeated pattern which control properties like strength, ductility, density, conductivity (property of conducting or transmitting heat, electricity, etc. and an insulator, such as glass. Discovered in South America by Ulloa in 1735 and by Wood in 1741. The platinum-group metals (abbreviated as the PGMs; alternatively, the platinoids, platinides, platidises, platinum group, platinum metals, platinum family or platinum-group elements (PGEs)) are six noble, precious metallic elements clustered together in the periodic table.
2020 platinum periodic table