It is also one of the elements in the category of transition elements, along with some essential elements like iron and silver. The chart includes the account of each element known to us on this planet. The free element, produced by reductive smelting, is a hard, lustrous, silver-gray metal. In nuclear industry boron is commonly used as a neutron absorber due to the high neutron cross-section of isotope 10B. Bismuth is a chemical element with atomic number 83 which means there are 83 protons and 83 electrons in the atomic structure. Aluminum is a chemical element with atomic number 13 which means there are 13 protons and 13 electrons in the atomic structure. Rhenium is a silvery-white, heavy, third-row transition metal in group 7 of the periodic table. The ordering of the electrons in the ground state of multielectron atoms, starts with the lowest energy state (ground state) and moves progressively from there up the energy scale until each of the atom’s electrons has been assigned a unique set of quantum numbers. Molybdenum is a chemical element with atomic number 42 which means there are 42 protons and 42 electrons in the atomic structure. The element has a metallic silvery-white appearance, and it is very much similar to lanthanides. Under standard conditions, it is the lightest metal and the lightest solid element. The chemical symbol for Americium is Am. More often than not, we find yttrium in combination with lanthanides. Dysprosium is a chemical element with atomic number 66 which means there are 66 protons and 66 electrons in the atomic structure. In the case of Ytterbium the abbreviated electron configuration is [Xe] 4f14 6s2. Only about 5×10−8% of all matter in the universe is europium. The periodic table is a tabular display of the chemical elements organized on the basis of their atomic numbers, electron configurations, and chemical properties. These elements, along with the chemically similar elements scandium and yttrium, are often collectively known as the rare earth elements. If you look carefully into group three and period five, you will notice a y element. It is so identical that previously it was listed in the lanthanides group(rare earth element). Oxidation state 0 occurs for all elements – it is simply the element in its elemental form. Cobalt is a chemical element with atomic number 27 which means there are 27 protons and 27 electrons in the atomic structure. Lead is a chemical element with atomic number 82 which means there are 82 protons and 82 electrons in the atomic structure. The chemical properties of the atom are determined by the number of protons, in fact, by number and arrangement of electrons. Sulfur is a chemical element with atomic number 16 which means there are 16 protons and 16 electrons in the atomic structure. Samarium is a typical member of the lanthanide series, it is a moderately hard silvery metal that readily oxidizes in air. These oxides are erbia, terbia, and yttria commonly known as today yttrium oxide, terbium oxide, and erbium oxide today. L1 2372. Erbium is a chemical element with atomic number 68 which means there are 68 protons and 68 electrons in the atomic structure. The chemical symbol for Mendelevium is Md. Yttrium (Y). 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. State at room temperature: Solid It is also sometimes considered the first element of the 6th-period transition metals and is traditionally counted among the rare earth elements. The electron configuration is the distribution of electrons of an atom or molecule (or other physical structure) in atomic or molecular orbitals. The nucleus consists of 39 protons (red) and 50 neutrons (yellow). It rarely occurs in its elemental state or as pure ore compounds in the Earth’s crust. By mass, aluminium makes up about 8% of the Earth’s crust; it is the third most abundant element after oxygen and silicon and the most abundant metal in the crust, though it is less common in the mantle below. Iodine is a chemical element with atomic number 53 which means there are 53 protons and 53 electrons in the atomic structure. The chemical symbol for Niobium is Nb. Schematic electronic configuration of yttrium. In nuclear industry, especially natural and artificial samarium 149 has an important impact on the operation of a nuclear reactor. It is one of the least reactive chemical elements and is solid under standard conditions. Lanthanum is a soft, ductile, silvery-white metal that tarnishes rapidly when exposed to air and is soft enough to be cut with a knife. Its electron configuration is [Krypton] 4d1 5s2. Palladium, platinum, rhodium, ruthenium, iridium and osmium form a group of elements referred to as the platinum group metals (PGMs). The chemical symbol for Caesium is Cs. Its extreme rarity in the Earth’s crust, comparable to that of platinum. Carbon is one of the few elements known since antiquity. Holmium is a chemical element with atomic number 67 which means there are 67 protons and 67 electrons in the atomic structure. Sodium is an alkali metal, being in group 1 of the periodic table, because it has a single electron in its outer shell that it readily donates, creating a positively charged atom—the Na+ cation. The chemical symbol for Yttrium is Y. Yttrium is a silvery-metallic transition metal chemically similar to the lanthanides and has often been classified as a “rare-earth element”. If we talk about chemical properties or reactivity, then it has the same reaction order as lanthanides, it has several other similarities as well such as almost the same size, similar behaviour, similar atomic radius, close atomic number etc. Palladium is a chemical element with atomic number 46 which means there are 46 protons and 46 electrons in the atomic structure. The chemical symbol for Palladium is Pd. The configuration of these electrons follows from the principles of quantum mechanics. Cerium is the second element in the lanthanide series. And compounds such as chloride, sulfate, bromide etc. Chlorine is a yellow-green gas at room temperature. Niobium is a chemical element with atomic number 41 which means there are 41 protons and 41 electrons in the atomic structure. Molybdenum a silvery metal with a gray cast, has the sixth-highest melting point of any element. What are the Similarities Between Lanthanides and Yttrium? Like the other metals of the platinum group, ruthenium is inert to most other chemicals. The chemical symbol for Einsteinium is Es. Terbium is a chemical element with atomic number 65 which means there are 65 protons and 65 electrons in the atomic structure. Helium - Electron Configuration and Oxidation States - He, Hydrogen - Electron Configuration and Oxidation States - H, Neon - Electron Configuration and Oxidation States - Ne, Strontium - Electron Configuration and Oxidation States - Sr, Rubidium - Electron Configuration and Oxidation States - Rb, Krypton - Electron Configuration and Oxidation States - Kr, Strontium – Electron Configuration and Oxidation States – Sr, Zirconium – Electron Configuration and Oxidation States – Zr. Minor edges. Similarly, the p block are the right-most six columns of the periodic table, the d block is the middle 10 columns of the periodic table, while the f block is the 14-column section that is normally depicted as detached from the main body of the periodic table. Radon is a radioactive, colorless, odorless, tasteless noble gas. The chemical symbol for Thallium is Tl. Europium is a moderately hard, silvery metal which readily oxidizes in air and water. Cerium is a chemical element with atomic number 58 which means there are 58 protons and 58 electrons in the atomic structure. Like all elements with atomic number over 100, nobelium can only be produced in particle accelerators by bombarding lighter elements with charged particles. The chemical symbol for Promethium is Pm. It appears in the d-block and 5th group of the periodic table. Considerations. The chemical symbol for Gallium is Ga. Gallium has similarities to the other metals of the group, aluminium, indium, and thallium. Caesium has physical and chemical properties similar to those of rubidium and potassium. The chemical symbol for Tantalum is Ta. Iron is a metal in the first transition series. The chemical symbol for Molybdenum is Mo. Actinium is a chemical element with atomic number 89 which means there are 89 protons and 89 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. Chemical Elements com Yttrium Y. s p d f obitals notation shapes diagrams how to work out. Bismuth is a brittle metal with a silvery white color when freshly produced, but surface oxidation can give it a pink tinge. Thorium is a naturally-occurring element and it is estimated to be about three times more abundant than uranium. Lutetium is a silvery white metal, which resists corrosion in dry air, but not in moist air. Discoverer: Corson, Dale R. and Mackenzie, K. R. The actinide or actinoid series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium through lawrencium. © … Iridium is a very hard, brittle, silvery-white transition metal of the platinum group, iridium is generally credited with being the second densest element (after osmium). Titanium is a lustrous transition metal with a silver color, low density, and high strength. Tellurium is a brittle, mildly toxic, rare, silver-white metalloid. The chemical symbol for Aluminum is Al. have high solubility in water. Lead has the highest atomic number of any stable element and concludes three major decay chains of heavier elements. 1. Electron Configuration: 1s 2 2s 2 p 6 3s 2 p 6 d 10 4s 2 p 6 d 1 5s 2; Electrons per Energy Level: 2,8,18,9,2 Shell Model; Ionic Radius: 0.9Å; Filling Orbital: 4d 1; Number of Electrons (with no charge): 39; Number of Neutrons (most common/stable nuclide): 50; Number of Protons: 39; Oxidation States: 3; Valence Electrons: 4d 1 5s 2 Electron Dot Model. Yttrium is a chemical element with the symbol Y and atomic number 39. Einsteinium is a chemical element with atomic number 99 which means there are 99 protons and 99 electrons in the atomic structure. Electron configuration was first conceived under the Bohr model of the atom, and it is still common to speak of shells and subshells despite the advances in understanding of the quantum-mechanical nature of electrons.. An electron shell is the set of allowed states that share the same principal quantum number, n (the number before the letter in the orbital label), that electrons may occupy. This website was founded as a non-profit project, build entirely by a group of nuclear engineers. All of its isotopes are radioactive. The chemical symbol for Beryllium is Be. Nickel is a silvery-white lustrous metal with a slight golden tinge. Iodine is the least abundant of the stable halogens, being the sixty-first most abundant element. Holmium is a relatively soft and malleable silvery-white metal. And compounds such as chloride, sulfate, bromide etc. (1969), Discoverer: Scientists at Dubna, Russia (1967)/Lawrence Berkeley Laboratory (1970), Discoverer: Armbruster, Paula and Muenzenberg, Dr. Gottfried, Element Category: unknown, probably a transition metal, Discoverer: David Anderson, Ruhani Rabin, Team Updraft, Element Category: unknown, probably a post-transition metal, Discoverer: Hisinger, Wilhelm and Berzelius, Jöns Jacob/Klaproth, Martin Heinrich. ~Yttrium oxide also is used to produce yttrium-iron-garnets, which are very effective microwave filters. Polonium is a chemical element with atomic number 84 which means there are 84 protons and 84 electrons in the atomic structure. Bromine is the third-lightest halogen, and is a fuming red-brown liquid at room temperature that evaporates readily to form a similarly coloured gas. Nickel belongs to the transition metals and is hard and ductile. Arsenic occurs in many minerals, usually in combination with sulfur and metals, but also as a pure elemental crystal. Californium is a chemical element with atomic number 98 which means there are 98 protons and 98 electrons in the atomic structure. Since its d and f shells have a shortage of electrons the yttrium ion is colourless. The chemical symbol for Cadmium is Cd. How to Build Molecular Orbitals Chemistry LibreTexts. An atom of an element in a compound will have a positive oxidation state if it has had electrons removed. The chemical symbol for Xenon is Xe. www.nuclear-power.net. Radon occurs naturally as an intermediate step in the normal radioactive decay chains through which thorium and uranium slowly decay into lead. Cerium is also traditionally considered one of the rare-earth elements. In the periodic table, the elements are listed in order of increasing atomic number Z. Electron configuration of Yttrium is [Kr] 4d1 5s2. Indium is a post-transition metal that makes up 0.21 parts per million of the Earth’s crust. The name xenon for this gas comes from the Greek word ξένον [xenon], neuter singular form of ξένος [xenos], meaning ‘foreign(er)’, ‘strange(r)’, or ‘guest’. It has remarkable resistance to corrosion, even at high temperatures, and is therefore considered a noble metal. Silicon is a hard and brittle crystalline solid with a blue-grey metallic lustre, it is a tetravalent metalloid and semiconductor. Silver is a soft, white, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity, and reflectivity of any metal. The chemical symbol for Mercury is Hg. Beryllium is a chemical element with atomic number 4 which means there are 4 protons and 4 electrons in the atomic structure. Ytterbium Overview Ytterbium Complete Electron Configuration 1s2 2s2 2p6 3s2 3p6 4 s2 3 d10 4 p6 5 s2 4 d10 5 p6 6 s2 4 f14 Hafnium’s large neutron capture cross-section makes it a good material for neutron absorption in control rods in nuclear power plants, but at the same time requires that it be removed from the neutron-transparent corrosion-resistant zirconium alloys used in nuclear reactors. Neon is a chemical element with atomic number 10 which means there are 10 protons and 10 electrons in the atomic structure. Lead is a heavy metal that is denser than most common materials. Thulium is a chemical element with atomic number 69 which means there are 69 protons and 69 electrons in the atomic structure. Chlorine is a chemical element with atomic number 17 which means there are 17 protons and 17 electrons in the atomic structure. There was a rigorous use of yttrium to get the red colour on these televisions. Antimony is a chemical element with atomic number 51 which means there are 51 protons and 51 electrons in the atomic structure. Radium is a chemical element with atomic number 88 which means there are 88 protons and 88 electrons in the atomic structure. Y + e – → Y – – ∆H = Affinity = 29.6 kJ/mol. Technetium is a chemical element with atomic number 43 which means there are 43 protons and 43 electrons in the atomic structure. Areas covered include atomic structure, physical properties, atomic interaction, thermodynamics, identification, atomic size, crystal structure, history, abundances, and nomenclature. Copper is used as a conductor of heat and electricity, as a building material, and as a constituent of various metal alloys, such as sterling silver used in jewelry, cupronickel used to make marine hardware and coins. 39 electrons (white) successively occupy available electron shells (rings). Indium is a chemical element with atomic number 49 which means there are 49 protons and 49 electrons in the atomic structure. Hafnium is a lustrous, silvery gray, tetravalent transition metal, hafnium chemically resembles zirconium and is found in many zirconium minerals. Iron is a chemical element with atomic number 26 which means there are 26 protons and 26 electrons in the atomic structure. Yttrium atoms have 39 electrons and the shell structure is 2.8.18.9.2. Yttrium is a silvery white, moderately soft, ductile metal. Holmium is a part of the lanthanide series, holmium is a rare-earth element. The chemical symbol for Europium is Eu. Discoverer: Marinsky, Jacob A. and Coryell, Charles D. and Glendenin, Lawerence. The chemical symbol for Lanthanum is La. Neodymium is classed as a non-profit project, build entirely by a group 11.! 102 protons and 80 electrons in the Earth ’ s crust other chemicals rare earths are by. 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