Relevance. Their SI units are J/kg K or J/mol K. Different substances are affected to different magnitudes by the addition of heat. Entire website is based on our own personal perspectives, and do not represent the views of any company of nuclear industry. The chemical symbol for Europium is Eu. This website was founded as a non-profit project, build entirely by a group of nuclear engineers. The information contained in this website is for general information purposes only. Polonium is a rare and highly radioactive metal with no stable isotopes, polonium is chemically similar to selenium and tellurium, though its metallic character resembles that of its horizontal neighbors in the periodic table: thallium, lead, and bismuth. Thorium is moderately hard, malleable, and has a high melting point. The chemical symbol for Aluminum is Al. Like all elements with atomic number over 100, nobelium can only be produced in particle accelerators by bombarding lighter elements with charged particles. Only about 5×10−8% of all matter in the universe is europium. The chemical symbol for Neptunium is Np. Cerium is a soft, ductile and silvery-white metal that tarnishes when exposed to air, and it is soft enough to be cut with a knife. Lanthanum is a chemical element with atomic number 57 which means there are 57 protons and 57 electrons in the atomic structure. In nuclear industry, especially artificial xenon 135 has a tremendous impact on the operation of a nuclear reactor. Gold is a chemical element with atomic number 79 which means there are 79 protons and 79 electrons in the atomic structure. © 2019 periodic-table.org / see also Berkelium is a chemical element with atomic number 97 which means there are 97 protons and 97 electrons in the atomic structure. Thallium is a soft gray post-transition metal is not found free in nature. Magnesium is a good conductor of electricity and heat as it is a metal. Thorium is a naturally-occurring element and it is estimated to be about three times more abundant than uranium. Gadolinium is a chemical element with atomic number 64 which means there are 64 protons and 64 electrons in the atomic structure. Manganese is a metal with important industrial metal alloy uses, particularly in stainless steels. Argon is mostly used as an inert shielding gas in welding and other high-temperature industrial processes where ordinarily unreactive substances become reactive; for example, an argon atmosphere is used in graphite electric furnaces to prevent the graphite from burning. Barium is a chemical element with atomic number 56 which means there are 56 protons and 56 electrons in the atomic structure. Our Privacy Policy is a legal statement that explains what kind of information about you we collect, when you visit our Website. Osmium is a chemical element with atomic number 76 which means there are 76 protons and 76 electrons in the atomic structure. Plutonium is an actinide metal of silvery-gray appearance that tarnishes when exposed to air, and forms a dull coating when oxidized. The chemical symbol for Dysprosium is Dy. The chemical symbol for Holmium is Ho. Hafnium is a lustrous, silvery gray, tetravalent transition metal, hafnium chemically resembles zirconium and is found in many zirconium minerals. The chemical symbol for Bismuth is Bi. Uranium is a chemical element with atomic number 92 which means there are 92 protons and 92 electrons in the atomic structure. Antimony is a chemical element with atomic number 51 which means there are 51 protons and 51 electrons in the atomic structure. Nearly all technetium is produced synthetically, and only minute amounts are found in the Earth’s crust. The chemical symbol for Platinum is Pt. Copper is a chemical element with atomic number 29 which means there are 29 protons and 29 electrons in the atomic structure. Europium is a chemical element with atomic number 63 which means there are 63 protons and 63 electrons in the atomic structure. Dysprosium is used for its high thermal neutron absorption cross-section in making control rods in nuclear reactors, for its high magnetic susceptibility in data storage applications. The chemical symbol for Lithium is Li. Rubidium is a soft, silvery-white metallic element of the alkali metal group, with an atomic mass of 85.4678. Carbon is one of the few elements known since antiquity. If you continue to use this site we will assume that you are happy with it. The chemical symbol for Rhodium is Rh. All of its isotopes are radioactive. All Rights Reserved. www.nuclear-power.net. Carbon is a chemical element with atomic number 6 which means there are 6 protons and 6 electrons in the atomic structure. The chemical symbol for Gallium is Ga. Gallium has similarities to the other metals of the group, aluminium, indium, and thallium. The chemical symbol for Americium is Am. The bulk properties of astatine are not known with any certainty. The chemical symbol for Argon is Ar. Francium is the second-least electronegative element, behind only caesium, and is the second rarest naturally occurring element (after astatine). Fermium is a member of the actinide series. Sulfur is a chemical element with atomic number 16 which means there are 16 protons and 16 electrons in the atomic structure. Magnesium carbonate. Einsteinium is the seventh transuranic element, and an actinide. It is occasionally found in native form as elemental crystals. Praseodymium is a chemical element with atomic number 59 which means there are 59 protons and 59 electrons in the atomic structure. 1 decade ago. Although classified as a rare earth element, samarium is the 40th most abundant element in the Earth’s crust and is more common than such metals as tin. All isotopes of radium are highly radioactive, with the most stable isotope being radium-226. The chemical symbol for Oxygen is O. Osmium is a hard, brittle, bluish-white transition metal in the platinum group that is found as a trace element in alloys, mostly in platinum ores. 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. Liquid nitrogen (made by distilling liquid air) boils at 77.4 kelvins (−195.8°C) and is used as a coolant. Lawrencium is a chemical element with atomic number 103 which means there are 103 protons and 103 electrons in the atomic structure. The chemical symbol for Erbium is Er. It readily forms hard, stable carbides in alloys, and for this reason most of world production of the element (about 80%) is used in steel alloys, including high-strength alloys and superalloys. The chemical symbol for Arsenic is As. Zirconium is a chemical element with atomic number 40 which means there are 40 protons and 40 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 name samarium is after the mineral samarskite from which it was isolated. There are over 100 different borate minerals, but the most common are: borax, kernite, ulexite etc. The chemical symbol for Sodium is Na. a) Explain why the metals magnesium and aluminium are good conductors of electricity b) Other than cost, give two reasons why aluminium is used for making electric cables while magnesium is not.

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