1.5. Physical Properties of Tantalum. References. 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). It provides atomic mass, mass excess, nuclear binding energy, nucleon separation energies, Q-values, and nucleon residual interaction parameters for atomic nuclei of the isotope Ta-215 (Tantalum, atomic number Z = 73, mass number A = 215). Tantalum has a density of 16.69 g/cm 3 . Share Flipboard Email Print Tantalum is a lustrous, hard, blue-gray transition metal. Its name originates from the name of a villain from Greek mythology, Tantalus. The edge length of the unit cell of tantalum metal, Ta, is 330.6 pm; the unit cell is body-centered cubic (one atom at each lattice point). Previously known as tantalium, it is named after Tantalus, a villain from Greek mythology. 16.69 g.cm-3 at 20°C. Tantalum appears as a shiny and silvery metal in its soft and pure form. Because tantalum oxide is very insoluble, there is almost no tantalum to be found in natural waters. 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. 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]. 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 It provides atomic mass, mass excess, nuclear binding energy, nucleon separation energies, Q-values, and nucleon residual interaction parameters for atomic nuclei of the isotope Ta-157 (Tantalum, atomic number Z = 73, mass number A = 157). What is Tantalum? * indicates the IUPAC conventional atomic weights; standard atomic weights for these elements are expressed in intervals; see iupac.org for an explanation and values. Ta-180 has a ground state half life of only 8 hours. Electronegativity according to Pauling. It provides atomic mass, mass excess, nuclear binding energy, nucleon separation energies, Q-values, and nucleon residual interaction parameters for atomic nuclei of the isotope Ta-201 (Tantalum, atomic number Z = 73, mass number A = 201). Tantalum, symbol Ta, has a Body Centered Cubic structure and Gray color. Atomic radius: 1.70: Tantalum's atomic radius is moderately high, meaning it's outer shell does not have many electrons. ... Tantalum in the environment. Atomic Symbol. Tantalum is a chemical element with the symbol Ta and atomic number 73. Tantalum-180 isotope is used for research in nuclear physics; Tantalum-180 isotope is available to order from BuyIsotope.com in Tantalum-180 oxide (Ta2O5) chemical form. Period Number: 6: Tantalum is in the sixth row of elements. 180,9479 Learn more about the atomic mass. Natural tantalum (73 Ta) consists of two stable isotopes: 181 Ta (99.988%) and 180m Ta (0.012%). 180.95 g.mol-1. Please contact us via request a Tantalum-180 quote BuyIsotope.com to order Tantalum-180 isotope, to get Tantalum-180 price and to … It is part of the refractory metals group, which are widely used as minor components in alloys. In its pure state, tantalum is a grey-blue metal, which can be polished to a silvery sheen. 2850 °C. Discovery. Density: 16.4 grams per cubic centimeter: Mass/volume. Melting point. The method of mass spectrometry with laser desorption-ionization was used to study the composition of tantalum oxochloride anion-radicals clusters in the gas phase, formed as a result of hydrolysis of the reaction products of NbCl 5 with acetylene - an organometallic nanosized composite TaCl 3,7 C 15 H 22.The families of tantalum anions containing from 1 to 13 tantalum atoms was … It has an atomic number of 73, and an atomic weight of just under 181. Atomic number. Tantalum chemical element with first ionization energy, atomic mass and electronegativity values ,simple black icon with shadow - Buy this stock vector and explore similar vectors at … Tantalum is a chemical element with symbol Ta and atomic number 73 in the periodic table. Tantalum, with the chemical symbol Ta, is the chemical element with the atomic number 73. how much does tantalum weigh? Element 73 of Periodic table is Tantalum with atomic number 73, atomic weight 180.9479. Boiling point. Identify the product of the nuclear reaction by providing its atomic symbol, mass number and atomic number. Natural Tantalum (Ta) consists of two isotopes. The formula weight is simply the weight in atomic mass units of all the atoms in a given formula. Tantalum-180 Isotope Applications: Tantalum-180 isotope (Ta-180 isotope, 180Ta isotope). 6000 °C. Molar Mass: Tantalum, atomic symbol Ta, has an average atomic mass of 180.95 g/mol. In Addition we describe the tantalum property in tabular form to Discovered … We express the uses of tantalum and atomic properties with Characteristics. Tantalum is a transition metal element. In chemistry, the formula weight is a quantity computed by multiplying the atomic weight (in atomic mass units) of each element in a chemical formula by the number of atoms of that element present in the formula, then adding all … Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. 73. Tantalum (Ta), with a mass number of 185 and an atomic number of 73, decays by beta emission. Using the chemical formula of the compound and the periodic table of elements, we can add up the atomic weights and calculate molecular weight of the substance. Tantalum. What is the mass of a tantalum atom? Platinum (Pt), with a mass number of 190 and an atomic number of 78, decays by beta emission. Tantalum Atomic Mass. Rare, gray, heavy, hard but ductile, metal with a high melting point. 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: Density: ... Tantalum carbide (TaC) Tantalum chloride (TaCl 5) Tantalum nitride (TaN) Tantalum pentoxide (Ta 2 O 5) Tantalum telluride (TaTe 2) Interesting facts: Ta (Tantalum) Atomic Number 73 Learn more about the atomic number. It always takes a valence of 5, so, for example, its oxide contains two atoms of tantalum and five of oxygen. Description. Use Avogadro’s number to calculate the atomic mass of tantalum. Legend: Atomic Weight: [ ] indicates the atomic weight of the longest-lived isotope. Relative atomic mass: 180.947 88(2) Tantalum was discovered by Anders Gustaf Ekeberg (SE) in 1802. Relative Atomic Mass Melting Point Boiling Point Density Electrical Resistivity Young's Modulus Heat Capacity Abundance Thermal Conductivity. Tantalum Facts (Atomic Number 73 and Element Symbol Ta) Tantalum Chemical & Physical Properties. 73 180.94 3017°C 5458°C 16654 kgm-3 130 nΩm 185.7 Gpa 25.36 J/K/mol 2 ppm 57.5 W/m/K . Classified as a transition metal, Tantalum is a solid at room temperature. Atomic mass. Group Number: 5: Tantalum is considered a transition metal, along with niobium, vanadium, and protactinium. Atomic no. The relative atomic mass is 180.948 and its density is 16.4 grams per cm^3. Tantalum ek chemical element hae, jiske chemical symbol Ta, atomic number 73 aur atomic mass 180.95 hae. ››More information on molar mass and molecular weight. Tantalum is a chemical element with symbol Ta and atomic number 73. Density. Image showing periodicity of valence s-orbital radius for the chemical elements as size-coded balls on a periodic table grid. 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