0. Tantalum is a chemical element with symbol Ta and atomic number 73 in the periodic table. The first relatively pure ductile tantalum was produced by von Bolton in 1903. Tantalum. Our tantalum page has over 300 facts that span 90 different quantities. The number of electrons in each of tantalum's shells is [2, 8, 18, 32, 11, 2] and its electron configuration is [Xe] 4f 14 5d 3 6s 2 . It consists of 73 electrons, 108 neutrons, and 73 protons. It is used to make light-bulb filaments, surgical instruments, and glass for … Atomic Symbol - Atom Nuclear - Car, Truck, Notebook, Vinyl Decal Sticker #2282 | Vinyl Color: White. Then it was used for nuclear power plants, which caused high prices well into the mid-1980s. Atomic Number of Tantalum is 73.. Chemical symbol for Tantalum is Ta. (Image: © Andrei Marincas | Shutterstock) Atomic Number: 73 Atomic Symbol: Ta Atomic Weight: 180.94788 Melting Point: 5,462.6 F … The chemical symbol for Tantalum is Ta. In 2001, uranium prices were so low it reached $7 per pound. 180.947. 73. Atomic Number of Tantalum. 0. Unfortunately for Ekeberg, in 1809 the well-known English chemist Willian Wollaston said there had been no discovery and there was no new element. Tantalum is a chemical element with symbol Ta and atomic number 73. Tantalum was discovered by Anders G. Ekeberg in 1802, in Uppsala, Sweden, in the minerals tantalite from Finland and yttrotantalite from Sweden. $2.63 $ 2. Tantalum (atomic symbol: Ta, atomic number: 73) is a Block D, Group 5, Period 6 element with an atomic weight of 180.94788. Tantalum is a transition metal to be gray and shiny in appearance. The early investigators only isolated the impure metal. The element has the atomic number 73, and it is identified on the periodic table of elements with the symbol Ta. The longest-lived non-ground state nuclear isomer is the nuclide tantalum-180m (180m 73 Ta), which has a half-life in excess of 1,000 trillion years. Named afterTantalos, a Greek a mythological character, father of Niobe. It has, therefore, found wide use in making surgical appliances. Dictionary ! It also has good electrical conductivity and easy be machined in the room temperature. It is part of the refractory metals group, which are widely used as minor component in alloys. 63. The metal has many other uses. Discovered in 1802 by Ekeberg, but many chemists thought niobiumand tantalum were identical elements until Rowe in 1844, and Marignac, in 1866, showed that niobic and tantalic acids were two different acids. It is a solid whose melting point is 3020 °C and boiling point is 5560 °C. Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. Each entry has a full citation identifying its source. It has a high melting point and is extremely stable at temperatures lower than 150 degrees Celsius. To the upper left, write the mass number (28). Tantalum is used to make electrolytic capacitors and vacuum furnace parts, which account for about 60% of its use. The nuclear symbol indicates the composition of the nucleus. The metal is also widely used to fabricate chemical process equipment, nuclear reactors, aircraft, and missile parts. Its name originates from the name of a villain from Greek mythology, Tantalus. In many cases, their supplies are actually abundant, but they can be both difficult and expensive to process. Menu. The scientific community ca… Tantalum is completely immune to body liquids and is a nonirritaTantalumg material. There are few primary mines, as a result. Tantalum, specifically, is a strong, ductile metal. Ta – Tantalum. As I’ve already mentioned, tantalum is a rare earth metal. The nuclide 180m Ta (m denotes a metastable state) has sufficient energy to decay in three ways: isomeric transition to the ground state of 180Ta, beta decay to 180 W, and electron capture to 180 Hf. The price of (99.9%) tantalum in Dec. 1988 was about $50/oz. Like other metals in the transition group, tantalum is solid at room temperature, and the melting point of tantalum is around 3,290 Kelvin (5,463 degrees Fahrenheit or 3,017 degrees Celsius). 4.8 out of 5 stars 16. Most widespread minerals containing Tantalum; This list of minerals containing Tantalum is built from the mindat.org locality database. Tantalum definition: a hard greyish-white metallic element that occurs with niobium in tantalite and columbite... | Meaning, pronunciation, translations and examples Atomic number. This nuclide occurs primordially, and has never been observed to decay to the ground state. Tantalum does not react with bodily fluids and is used to make surgical equipment. Melting point of Tantalum is 2996 °C and its the boiling point is 5425 °C. Symbol Ta A hard, heavy, gray metallic element that is highly resistant to corrosion at lower temperatures. Tantalum is used to make components for chemical plants, nuclear power plants, airplanes and missiles. FREE Shipping. Tantalum occurs principally in the mineral columbite-tantalite. The mass number (sum of the protons and neutrons) is a superscript to the upper left of the element symbol. To write the nuclide symbol, write the symbol for silicon, Si. Dictionary ... A metallic chemical element (symbol Ta) with an atomic number of 73. noun. Previously known as tantalium, its name comes from Tantalus, an antihero from Greek mythology. Its atomic weight is 180.94788 g/mol, the atomic radius is 146 pm, and the covalent radius is 138 pm. Only a lower limit on its half-life of over 10 15 years has been set, by observation. These are unique metals. Tantalum. Wollaston claimed Ekeberg’s new element was actually niobium, which had also been discovered in 1802. Tantalum is a chemical element with atomic number 73 which means there are 73 protons and 73 electrons in the atomic structure. The density is 16.69 g.cm3 at 20°C. Tantalum is a chemical element with the symbol Ta and atomic number 73. Tantalum-180m. The chemical symbol for Tantalum is Ta. The most application of tantalum is electrical industry, such as capacitors and etc. It’s tough but malleable and can be drawn into fine wire. Atomic weight of Tantalum is 180.94788 u or g/mol. More Buying Choices $2.20 (3 new offers) Vinyl Overlays 720 6-2" x 2" Nuclear Radiation Sign Decal Warning Symbol bio Hazard Stick. Complete and detailed technical data about the element Tantalum in the Periodic Table. Areas covered include atomic structure, physical properties, atomic interaction, thermodynamics, identification, atomic size, crystal structure, history, abundances, and nomenclature. Tantalum is a chemical element with symbol Ta and atomic number 73. But then the demand for nuclear weapons abated as the Cold War ended, and the construction of large hydroelectric power stations reduced the demand for nuclear power and energy. Ta. Cost. Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. Atomic mass. This isotope would be referred to as silicon-28. Symbol. Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion resistant. Based on the atomic number, you know that the element is silicon. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. The name comes from Tantalus, a character from Greek mythology. Tantalum also does not irritate the body and is used to make surgical sutures as … Tantalum was discovered by Anders Gustaf Ekeberg in 1802. 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