cattbarf. Technetium has 2 valence electrons. Answer Save. Ok but how many valence electrons does an atom of Technetium have? Compact Fluorescent Lights (CFLs): Are They Worth the Switch? In solid-state physics, this energy gap or band gap is an energy range between valence band and conduction band where electron states are forbidden. More info. A low resistivity indicates a material that readily allows the flow of electric current. Discoverer: Davy, Sir H. and Thénard, L.-J. ASTM,171,Atomic-Mass,327,Atomic-Number,436,Atomic-Radius,86,Atomic-Symbol,329,Atomic-Volume,94,Boiling-Point,94,Chemical-Elements,100,Chemical-Symbol,217,Coefficient-of-Thermal-Expansion,85,Covalent-Radius,87,Crystal-Structure,109,Density,309,Elastic-Modulus,30,Electrical-Conductivity,79,Electro-Affinity,87,Electron-Configuration,109,Electronegativity,102,Electrons-per-Shell,112,Enthalpy-of-Fusion,93,Enthalpy-of-Vaporization,95,Group-Number,218,Heat-of-Fusion,87,Heat-of-Vaporization,85,Ionic-Radius,78,Ionization-Energy,102,Ionization-Potential,101,Melting-Point,96,Oxidation-States,104,Period-Number,107,Properties,40,Specific-Gravity,83,Specific-Heat,92,Specific-Weight,1,Tests,2,Thermal-Conductivity,105,Valence-Electrons,98. Technetium is a chemical element with the symbol Tc and atomic number 43. Atomic Mass Average: 98; Boiling Point: 5150K 4877°C 8811°F; Coefficient of lineal thermal expansion/K-1: 8.06E-6; Conductivity Electrical: 0.067 10 6 /cm Ω Thermal: 0.506 W/cmK; Density: 11.5g/cc @ 300K; Description: First artificially created element. What is Discovery of the Neutron - Definition, What is Structure of the Neutron - Definition. Valence is also known as oxidation state. E. Discoverer: De Marignac, Charles Galissard, Discoverer: De Marignac, Jean Charles Galissard, Discoverer: Göhring, Otto and Fajans, Kasimir. Comprehensive data on the chemical element Technetium is provided on this page; including scores of properties, element names in many languages, most known nuclides of Technetium. Atomic Mass Number – Does it conserve in a nuclear reaction? Answers many questions regarding the structure of atoms. For atoms with many electrons, this notation can become lengthy and so an abbreviated notation is used. They have an energy gap less than 4eV (about 1eV). All the elements in the same column with the same number of valence electrons. Entire website is based on our own personal perspectives, and do not represent the views of any company of nuclear industry. It is this repeated pattern which control properties like strength, ductility, density, conductivity (property of conducting or transmitting heat, electricity, etc. Valence Electron Potential (-eV): 180. Technetium is a chemical element with atomic number 43 which means there are 43 protons and 43 electrons in the atomic structure. 1 decade ago. The Cookies Statement is part of our Privacy Policy. 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. Maybe add your school logo, work team or anything else to maker your paper look cool? The number reflects how many electrons an atom will accept (negative number) or donate (positive number) to form a chemical bond. 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. Looking Good, Feeling Bad; or, What's the Problem with Perc? Please share and/or link to this page if you find it useful or informative. Use online or print pages out as classroom handouts. The neutral atom of technetium has 43 electrons. ), and shape. 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.

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