Properties, Isotopes, and Occurrence Main purpose of this project is to help the public learn some interesting and important information about the peaceful uses of nuclear energy. Save Comp. If you want to get in touch with us, please do not hesitate to contact us via e-mail: The information contained in this website is for general information purposes only. The Standard English unit is pounds mass per cubic foot (lbm/ft3). Phase at Room Temperature: Solid. Tantalum Periodic Table of Elements. Tantalum is a strong shiny metal resistive to corrosion which is quite rare in nature in its pure form. at 0℃ and one atmosphere pressure. Tantalum occurs principally in the mineral columbite-tantalite. Interesting Tantalum Facts: In 1802, Anders Ekeberg of Sweden discovered tantalum. Uses of Tantalum: Used in metal alloys. Melting point of Tantalum in Kelvin is 3290 K. State of Tantalum is Solid at standard temperature and pressure The standard SI unit is kilograms per cubic meter (kg/m3). 2) You may not distribute or commercially exploit the content, especially on another website. Similar Illustrations See All. Density. It usually occurs in compounds with niobium. Melting Point: 3290 K (3017°C or 5463°F) Boiling Point: 5731 K (5458°C or 9856°F) Density: 16.4 grams per cubic centimeter. Tantalum occurs naturally in many different ores, the most common one being Tantalite. The melting point of tantalum is 3290 degrees Kelvin or 3017.85 degrees Celsius or degrees Celsius. Copyright 2020 Nuclear Power for Everybody | All Rights Reserved | Powered by, Interaction of Beta Radiation with Matter, Interaction of Gamma Radiation with Matter, Example – Calculation of Heat Exchanger, Neodymium – Atomic Number – Atomic Mass – Density of Neodymium, Thallium – Atomic Number – Atomic Mass – Density of Thallium, Reactor Dynamics – Quiz – Test your Knowledge, UK and Euratom sign Nuclear Cooperation Agreement, US uranium miners ready to support nuclear power, says Uranium Committee, Adequate uranium to meet demand, latest Red Book concludes. Tantalum is a blue gray very hard metal that has the fourth highest melting point of metallic elements. Named afterTantalos, a Greek a mythological character, father of Niobe. The first data column contains the total number of minerals listed with Tantalum and the element listed for that row. Atomic Weight: 180.94788. Atomic Number: 73 Atomic Symbol: Ta Atomic Weight: 180.94788 Melting Point: 5,462.6 F (3,017 C) ... Properties of tantalum. The element was discovered by the Swedish chemist Anders Ekeberg in 1802 while Christian Blomstrand proved that niobium and tantalum are different elements in 1864. One unified atomic mass unit is approximately the mass of one nucleon (either a single proton or neutron) and is numerically equivalent to 1 g/mol. Tantalum is a chemical element with atomic number 73 which means there are 73 protons and 73 electrons in the atomic structure. Atomic Mass of Tantalum Atomic mass of Tantalum is 180.9479 u. Chemical symbol for Tantalum is Ta. There are also 35 known artificial radioisotopes, the longest-lived of which are 179 Ta with a half-life of 1.82 years, 182 Ta with a half-life of 114.43 days, 183 Ta with a half-life of 5.1 days, and 177 Ta with a half-life of 56.56 hours. Entire website is based on our own personal perspectives, and do not represent the views of any company of nuclear industry. Atomic Number: 73. Atomic structure of Tantalum includes atomic number, atomic weight, electron configuration Number of protons in Tantalum is 73. Because of its hardness and corrosion resistance, it is an important refractory metal and is … 2850 °C. Total number of protons in the nucleus is called the atomic number of the atom and is given the symbol Z. Electronegativity according to Pauling. Tantalum pentoxide is used in capacitors, condensers, cutting tools, vacuum tube filaments and in camera lenses to increase refracting power. Atomic Mass: 180.9479 amu. Tantalum now sits below niobium in the periodic table. It is a blue-gray, very hard metal with the fourth highest melting point of any metallic element. Atomic Number Tantalum. Tantalum is a chemical element with symbol Ta an atomic number 73. Atomic number. It is named after Tantalos, a Greek mythological character. 73 Ta Tantalum 180.94788. Its atomic number is 73. Natural tantalum (73 Ta) consists of two stable isotopes: 181 Ta (99.988%) and 180m Ta (0.012%). Tantalum chemical element with atomic number, symbol and weight; The first relatively pure ductile tantalum was produced by von Bolton in 1903. It is member of d-block, 5 th group and 6 th period of the periodic table. 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. Tantalum (Ta) has an atomic number of seventy-three. Density is defined as the mass per unit volume. The Cookies Statement is part of our Privacy Policy. Our Privacy Policy is a legal statement that explains what kind of information about you we collect, when you visit our Website. Number of Neutrons: 108. It has an atomic number of 73, and an atomic weight of just under 181. Tantalum (Ta) Atomic Data for Tantalum (Ta) Atomic Number = 73 Atomic Weight = 180.9479 Reference E95 : Isotope : Mass : Abundance : Spin : Mag Moment : 180 Ta: 179.947462: 0.012%: 9 : 181 Ta: 220.011368: 99.998%: 7/2 +2.370: Ta I Ground State 1s 2 2s 2 2p 6 3s 2 3p 6 3d 1 0 4s 2 4p 6 4d 1 0 4f 1 4 5s 2 5p 6 5d 3 6s 2 4 F 3 / 2 The chemical symbol for Tantalum is Ta. Tantalum (atomic number 73, symbol Ta) is a hard, heavy metal that is grayish silver in color. 16.69 g.cm-3 at 20°C. It can be extracted from minerals which can be found in Brazil, Australia, and Canada. Tantalum is a blue-gray transition metal with element symbol Ta and atomic number 73. The early investigators only isolated the impure metal. Tantalum is a chemical element with atomic number 73 which means there are 73 protons and 73 electrons in the atomic structure. 1) You may use almost everything for non-commercial and educational use. Symbol: Ta. This website does not use any proprietary data. Atomic mass. The unit of measure for mass is the atomic mass unit (amu). Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. It is a Transition metal in Group 5. Additional Notes: Tantalum Menu. Number of protons in Tantalum is 73. Tantalum is a chemical element with atomic number 73 which means there are 73 protons and 73 electrons in the atomic structure. Isolated blackboard with periodic table, Tantalum. For example, 63Cu (29 protons and 34 neutrons) has a mass number of 63 and an isotopic mass in its nuclear ground state is 62.91367 u. Tantalum. It belongs to group 5, periodic number 6 of the periodic table. It is a rare metal.It is hard and blue-gray. Tantalum (Ta) is a gray coloured metal that has the atomic number 73 in the periodic table. When we use data that are related to certain product, we use only data released by public relations departments and allowed for use. The final data column compares this percentage against the percentage of all minerals that contain the element listed in each row. It always takes a valence of 5, so, for example, its oxide contains two atoms of tantalum and five of oxygen. 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. Tantalum is a chemical element with atomic number 73 which means there are 73 protons in its nucleus. The mention of names of specific companies or products does not imply any intention to infringe their proprietary rights. Tantalum is a silvery metal that is soft in its pure form. Element Classification: Metal. Both are rare earth elements. Group Number: 5. The chemical symbol for Tantalum is Ta. Period Number: 6. Melting point of Tantalum is 2996 °C and its the boiling point is 5425 °C. Tantalum is mainly used for capacitors … Atomic weight of Tantalum is 180.94788 u or g/mol. Melting point of Tantalum is 2996 °C and its the boiling point is 5425 °C. Name: Tantalum. Our Website follows all legal requirements to protect your privacy. Tantalum is a chemical element with symbol Ta and atomic number 73. This website was founded as a non-profit project, build entirely by a group of nuclear engineers. Note that, each element may contain more isotopes, therefore this resulting atomic mass is calculated from naturally-occuring isotopes and their abundance. Tantalum is a blue-gray chemical element and belongs to the group of transition metals. Tantalum Page One. Ta is the sixth period element in the VB family, with an atomic number of 73, relative atomic mass of 180.95, density of 16.6 g/cm3, and melting point of about 3,000°C (2,980±20°C), which is a little lower than W and Re [135]. The origin of the name comes from the Greek word Tantalos meaning father of Niobe in Greek mythology, (tantalum is closely related to niobium in the periodic table). Tantalum is a chemical element with atomic number 73 which means there are 73 protons and 73 electrons in the atomic structure The chemical symbol for Tantalum is Ta Tantalum is a rare, hard, bluegray, lustrous transition metal that is highly corrosionresistant It has the symbol Ta. . 1.5. In chemistry it is placed in a group of metal elements named the transition metals.. Tantalum does not easily corrode.It is found in the mineral tantalite.. Sources Tantalum. Atomic Number of Tantalum is 73. For other isotopes, the isotopic mass usually differs and is usually within 0.1 u of the mass number. Tantalum is a chemical element.Tantalum was named tantalium.It has the chemical symbol Ta.It has the atomic number 73. The chemical symbol for Tantalum is Ta . Melting Point: 2996.0 °C (3269.15 K, 5424.8 °F) Boiling Point: 5425.0 °C (5698.15 K, 9797.0 °F) Number of Protons/Electrons: 73. It is a rarely occurring, ductile, graphite-gray, shiny transition metal. Atomic Number: 73: Atomic Mass: 180.9 atomic mass units Number of Protons: 73: Number of Neutrons: 108: Number of Electrons: 73: Melting Point: 2996.0° C: Boiling Point: 5425.0° C: ... Tantalum carbide (TaC) Tantalum chloride (TaCl 5) Tantalum nitride (TaN) Tantalum pentoxide (Ta 2 O 5) Tantalum telluride (TaTe 2) Interesting facts: Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. Tantalum is a hard, grey, ductile metal. Tantalum is a very good insulator so it is used in electronic compound production; in particular, capacitors for mobile phones, etc. Tantalum [ˈtantalum] is a chemical element with the symbol Ta and the atomic number 73; in the periodic table it is in the fifth subgroup or vanadium group. It is a strong and ductile metal and at temperatures below 150°C (302°F), this metal is quite immune to chemical attack. Its atomic number is 73 and indicated by the symbol Ta. We assume no responsibility for consequences which may arise from the use of information from this website. For 12C the atomic mass is exactly 12u, since the atomic mass unit is defined from it. One atomic mass unit is equal to 1.66 x 10-24 grams. Boiling point of Tantalum in Kelvin is 5731 K. Tantalum melting point is 2996 °C. Tantalum is a chemical element with symbol Ta and atomic number 73 in the periodic table. 180.95 g.mol-1. Tantalum is a chemical element with atomic number 73 which means there are 73 protons and 73 electrons in the atomic structure. The atomic number of tantalum is 73. What's in a name? Tantalum is a chemical element with Ta as its symbol. Atomic weight of Tantalum is 180.94788 u or g/mol. The second data column lists this number as a percentage of all minerals listed with Tantalum. Melting point. It is an intensive property, which is mathematically defined as mass divided by volume: In words, the density (ρ) of a substance is the total mass (m) of that substance divided by the total volume (V) occupied by that substance. The chemical symbol for Tantalum is Ta . It is a rare, grey, heavy, hard but ductile, metal with a high melting point that reacts with HF and fused alkalis. Its name originates from the name of a villain from Greek mythology, Tantalus. Group Name: none. This chemical element also forms very strong alloys with other metals like iron, and the alloys are used for producing some parts of aircrafts, turbines, windmills, etc. Chemical symbol for Tantalum is Ta. There are two reasons for the difference between mass number and isotopic mass, known as the mass defect: Typical densities of various substances at atmospheric pressure. The total electrical charge of the nucleus is therefore +Ze, where e (elementary charge) equals to 1,602 x 10-19 coulombs. A dense, ductile and very hard metal, Tantalum is most well-known for its strong resistance to corrosion by acid attack, even with aggressive acids such as Aqua Regia. Atomic numbers pics is a collection of sciencetuts. The chemical element Tantalum is a rare, hard, blue-gray, lustrous transition metal. Tantalum was discovered by Anders Gustaf Ekeberg (SE) in 1802. Physical Properties of Tantalum Tantalum appears as a shiny and silvery metal in its soft and pure form. Tantalum boiling point is 5425 °C. The name of this chemical element comes from the Greek mythological character Tantalus the King. 73. Atomic Number: 73. Atomic Number of Tantalum. Classified as a transition metal, Tantalum is a solid at room temperature. 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