The chemical symbol for Magnesium is Mg. Magnesium is a shiny gray solid which bears a close physical resemblance to the other five elements in the second column (group 2, or alkaline earth metals) of the periodic table: all group 2 elements have the same electron configuration in the outer electron shell and a similar crystal structure. Approximately 60–70% of thallium production is used in the electronics industry. Please use this form below to contact Atomic Aquatics. 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. The bulk properties of astatine are not known with any certainty. Notes on the properties of Cobalt: Specific Heat: Value given for solid phase. It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas, the first in the noble gas group in the periodic table. Krypton is a member of group 18 (noble gases) elements. cobalt 60: (Co) [ ko´bawlt ] a chemical element, atomic number 27, atomic weight 58.933. Curium is a hard, dense, silvery metal with a relatively high melting point and boiling point for an actinide. Atomic Aquatics User Manuals. Thulium is an easily workable metal with a bright silvery-gray luster. Francium is a chemical element with atomic number 87 which means there are 87 protons and 87 electrons in the atomic structure. If you continue to use this site we will assume that you are happy with it. Naturally occurring potassium is composed of three isotopes, of which 40K is radioactive. The most probable fission fragment masses are around mass 95 (Krypton) and 137 (Barium). Diagram of the nuclear composition and electron configuration of an atom of cobalt-59 (atomic number: 27), the most common isotope of this element. In nuclear industry, especially artificial xenon 135 has a tremendous impact on the operation of a nuclear reactor. Rubidium is a chemical element with atomic number 37 which means there are 37 protons and 37 electrons in the atomic structure. By mass, oxygen is the third-most abundant element in the universe, after hydrogen and helium. Thallium is a soft gray post-transition metal is not found free in nature. Silicon is a chemical element with atomic number 14 which means there are 14 protons and 14 electrons in the atomic structure. Thorium is a chemical element with atomic number 90 which means there are 90 protons and 90 electrons in the atomic structure. The difference is a measure of the nuclear binding energy which holds the nucleus together. The chemical symbol for Platinum is Pt. Our Website follows all legal requirements to protect your privacy. In some respects zinc is chemically similar to magnesium: both elements exhibit only one normal oxidation state (+2), and the Zn2+ and Mg2+ ions are of similar size. Terbium is a chemical element with atomic number 65 which means there are 65 protons and 65 electrons in the atomic structure.    Electron Configuration Density is defined as the mass per unit volume. Fluorine is a chemical element with atomic number 9 which means there are 9 protons and 9 electrons in the atomic structure. Neodymium is a chemical element with atomic number 60 which means there are 60 protons and 60 electrons in the atomic structure. Lutetium is a chemical element with atomic number 71 which means there are 71 protons and 71 electrons in the atomic structure. The chemical symbol for Terbium is Tb. In the periodic table, potassium is one of the alkali metals. On the other hand, titanium is a chemical element having the symbol Ti and atomic number 22. The chemical symbol for Nobelium is No. Cobalt is found in the Earth’s crust only in chemically combined form, save for small deposits found in alloys of natural meteoric iron. All isotopes of radium are highly radioactive, with the most stable isotope being radium-226. Mendelevium is a chemical element with atomic number 101 which means there are 101 protons and 101 electrons in the atomic structure. Radon is a radioactive, colorless, odorless, tasteless noble gas. Cobalt is widely present on the earth crust, in combination with other minerals and in natural water. Rubidium is a soft, silvery-white metallic element of the alkali metal group, with an atomic mass of 85.4678. Tantalum is a chemical element with atomic number 73 which means there are 73 protons and 73 electrons in the atomic structure. Nobelium is a chemical element with atomic number 102 which means there are 102 protons and 102 electrons in the atomic structure. The chemical symbol for Mercury is Hg. Uranium is weakly radioactive because all isotopes of uranium are unstable, with half-lives varying between 159,200 years and 4.5 billion years. Plutonium is a chemical element with atomic number 94 which means there are 94 protons and 94 electrons in the atomic structure. Lutetium is the last element in the lanthanide series, and it is traditionally counted among the rare earths. 113Cd has specific absorption cross-section. At 0.099%, phosphorus is the most abundant pnictogen in the Earth’s crust. Atomic number color: black=solid: Group 9 is a group (column) of chemical elements in the periodic table.
2020 cobalt atomic number