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atomic number of yttrium

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The first alloy used on a large scale was bronze, made of tin and copper, from as early as 3000 BC. Transition metal, rare element. Uranium is weakly radioactive because all isotopes of uranium are unstable, with half-lives varying between 159,200 years and 4.5 billion years. The chemical symbol for Radium is Ra. Significant concentrations of boron occur on the Earth in compounds known as the borate minerals. In nuclear industry, especially natural and artificial samarium 149 has an important impact on the operation of a nuclear reactor. Look up properties, history, uses, and more. © 2019 periodic-table.org / see also Yttrium chemical symbol is Y, atomic number is 39 and its atomic weight is 88.9 g/mol. The most probable fission fragment masses are around mass 95 (Krypton) and 137 (Barium). Indium is a chemical element with atomic number 49 which means there are 49 protons and 49 electrons in the atomic structure. Melting point of Yttrium is 1523 °C and its the boiling point is 3337 °C. Bismuth is a brittle metal with a silvery white color when freshly produced, but surface oxidation can give it a pink tinge. Curium is a hard, dense, silvery metal with a relatively high melting point and boiling point for an actinide. The chemical symbol for Chlorine is Cl. Berkelium is a chemical element with atomic number 97 which means there are 97 protons and 97 electrons in the atomic structure. Krypton is a member of group 18 (noble gases) elements. Our yttrium page has over 200 facts that span 92 different quantities. The name samarium is after the mineral samarskite from which it was isolated. 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. It is the eponym of the lanthanide series, a group of 15 similar elements between lanthanum and lutetium in the periodic table, of which lanthanum is the first and the prototype. The chemical symbol for Erbium is Er. The commercial use of beryllium requires the use of appropriate dust control equipment and industrial controls at all times because of the toxicity of inhaled beryllium-containing dusts that can cause a chronic life-threatening allergic disease in some people called berylliosis. Atomic mass of Yttrium is 88.90585 u. The chemical symbol for Yttrium is Y. Hafnium is a chemical element with atomic number 72 which means there are 72 protons and 72 electrons in the atomic structure. Germanium is a chemical element with atomic number 32 which means there are 32 protons and 32 electrons in the atomic structure. It is a silvery-metallic transition metal chemically similar to the lanthanides and it has often been classified as a "rare earth element". Aluminium is a silvery-white, soft, nonmagnetic, ductile metal in the boron group. Tin is a chemical element with atomic number 50 which means there are 50 protons and 50 electrons in the atomic structure. Number of Protons. 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. It is also sometimes considered the first element of the 6th-period transition metals and is traditionally counted among the rare earth elements. Gallium is a chemical element with atomic number 31 which means there are 31 protons and 31 electrons in the atomic structure. Atomic Number Yttrium. It is the fifth most abundant element in Earth’s crust and the third most abundant metal, after iron and aluminium. Thallium is a chemical element with atomic number 81 which means there are 81 protons and 81 electrons in the atomic structure. It has remarkable resistance to corrosion, even at high temperatures, and is therefore considered a noble metal. Atomic weight of Yttrium is 88.90584 u or g/mol. Neodymium is a chemical element with atomic number 60 which means there are 60 protons and 60 electrons in the atomic structure. Uranium has the highest atomic weight of the primordially occurring elements. All the other isotopes have half-lives of less than a day, except 87 Y, which has a half-life of 79.8 hours, and 90 Y, with 64 hours. Erbium is a silvery-white solid metal when artificially isolated, natural erbium is always found in chemical combination with other elements. The chemical symbol for Carbon is C. It is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds. The most commonly used spontaneous fission neutron source is the radioactive isotope californium-252. Properties, Isotopes, and Occurrence The element atomic weight of 88.9. Although neodymium is classed as a rare earth, it is a fairly common element. Strontium is a chemical element with atomic number 38 which means there are 38 protons and 38 electrons in the atomic structure. The chemical symbol for Berkelium is Bk. Naturally occurring potassium is composed of three isotopes, of which 40K is radioactive. Argon is a chemical element with atomic number 18 which means there are 18 protons and 18 electrons in the atomic structure. Tin is a post-transition metal in group 14 of the periodic table. It is an extremely reactive element and a strong oxidising agent: among the elements, it has the highest electron affinity and the third-highest electronegativity, behind only oxygen and fluorine. The chemical symbol for Iridium is Ir. Astatine is the rarest naturally occurring element on the Earth’s crust. The chemical symbol for Iron is Fe. The chemical symbol for Radon is Rn. The mine had been developed in the early 18th century as a result of the mineral requirements of the local pottery industry. Selenium is a nonmetal with properties that are intermediate between the elements above and below in the periodic table, sulfur and tellurium, and also has similarities to arsenic. Chemical element, Yttrium, information from authoritative sources. Iron is a chemical element with atomic number 26 which means there are 26 protons and 26 electrons in the atomic structure. al. The chemical symbol for Fluorine is F. Fluorine is the lightest halogen and exists as a highly toxic pale yellow diatomic gas at standard conditions. The chemical symbol for Plutonium is Pu. Antimony is a chemical element with atomic number 51 which means there are 51 protons and 51 electrons in the atomic structure. 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. Europium is one of the least abundant elements in the universe. Yttrium Data . It is the fourth most common element in the Earth’s crust. Palladium is a chemical element with atomic number 46 which means there are 46 protons and 46 electrons in the atomic structure. Similar Illustrations See All. Uranium is a chemical element with atomic number 92 which means there are 92 protons and 92 electrons in the atomic structure. Atomic Mass of Yttrium. Note: This purchase is a single image file. Germanium is a lustrous, hard, grayish-white metalloid in the carbon group, chemically similar to its group neighbors tin and silicon. The chemical symbol for Samarium is Sm. Total number of protons in the nucleus is called the atomic number of the atom and is given the symbol Z. The chemical symbol for Ruthenium is Ru. The output of yttrium is about 600 tonnes per year, measured as yttrium oxide, and world reserves are estimated to be around 9 million tonnes. 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. Selenium is a chemical element with atomic number 34 which means there are 34 protons and 34 electrons in the atomic structure. Einsteinium is the seventh transuranic element, and an actinide. Uranium is a silvery-white metal in the actinide series of the periodic table. Magnesium is a chemical element with atomic number 12 which means there are 12 protons and 12 electrons in the atomic structure. Xenon is a colorless, dense, odorless noble gas found in the Earth’s atmosphere in trace amounts. Terbium is a chemical element with atomic number 65 which means there are 65 protons and 65 electrons in the atomic structure. Mercury is a heavy, silvery d-block element, mercury is the only metallic element that is liquid at standard conditions for temperature and pressure. Yttrium is a chemical element with atomic number 39 which means there are 39 protons in its nucleus. Our Privacy Policy is a legal statement that explains what kind of information about you we collect, when you visit our Website. 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. Europium is a moderately hard, silvery metal which readily oxidizes in air and water. Lead is a chemical element with atomic number 82 which means there are 82 protons and 82 electrons in the atomic structure. Berkelium is a member of the actinide and transuranium element series. Hydrogen is a chemical element with atomic number 1 which means there are 1 protons and 1 electrons in the atomic structure. Atomic Number: 39 Symbol: Y Atomic Weight: 88.90585 Discovery: Johann Gadolin 1794 (Finland) Electron Configuration: [Kr] 5s 1 4d 1. Molybdenum a silvery metal with a gray cast, has the sixth-highest melting point of any element. Copper is a soft, malleable, and ductile metal with very high thermal and electrical conductivity. These condensers use tubes that are usually made of stainless steel, copper alloys, or titanium depending on several selection criteria (such as thermal conductivity or corrosion resistance). Its properties are thus intermediate between those of chlorine and iodine. Palladium, platinum, rhodium, ruthenium, iridium and osmium form a group of elements referred to as the platinum group metals (PGMs). Number of protons in Yttrium is 39. It is even less abundant than the so-called rare earths. The chemical symbol for Actinium is Ac. Tellurium is a brittle, mildly toxic, rare, silver-white metalloid. It occurs on Earth as the decay product of various heavier elements. The chemical symbol for Silicon is Si. Explain your answer. Despite its high price and rarity, thulium is used as the radiation source in portable X-ray devices. Atomic Number of Yttrium Atomic Number of Yttrium is 39. Copper is a chemical element with atomic number 29 which means there are 29 protons and 29 electrons in the atomic structure. The chemical symbol for Selenium is Se. It is obtained chiefly from the mineral cassiterite, which contains tin dioxide. Note: This purchase is a single image file. Indium is a post-transition metal that makes up 0.21 parts per million of the Earth’s crust. The chemical symbol for Holmium is Ho. Like all elements with atomic number over 100, lawrencium can only be produced in particle accelerators by bombarding lighter elements with charged particles. Yttrium is a chemical element in the periodic table with atomic number 39, discovered by Johan Gadolin in the year 1794. Titanium is resistant to corrosion in sea water, aqua regia, and chlorine. It is a noble metal and a member of the platinum group. Yttrium is a chemical element with atomic number 39 which means there are 39 protons and 39 electrons in the atomic structure. The nucleus is composed of protons and neutrons. Under normal conditions, sulfur atoms form cyclic octatomic molecules with a chemical formula S8. Polonium is a chemical element with atomic number 84 which means there are 84 protons and 84 electrons in the atomic structure. Yttrium is a chemical element with atomic number 39 which means there are 39 protons and 39 electrons in the atomic structure. All of the alkali metals have a single valence electron in the outer electron shell, which is easily removed to create an ion with a positive charge – a cation, which combines with anions to form salts. Lutetium is the last element in the lanthanide series, and it is traditionally counted among the rare earths. Radium is a chemical element with atomic number 88 which means there are 88 protons and 88 electrons in the atomic structure. Thulium is a chemical element with atomic number 69 which means there are 69 protons and 69 electrons in the atomic structure. The chemical symbol for Promethium is Pm. Protactinium is a chemical element with atomic number 91 which means there are 91 protons and 91 electrons in the atomic structure. Isolated blackboard with periodic table, Yttrium. Francium is a highly radioactive metal that decays into astatine, radium, and radon. The chemical symbol for Niobium is Nb. Titanium can be used in surface condensers. Yttrium is a soft, silver transition metal. Zirconium is a chemical element with atomic number 40 which means there are 40 protons and 40 electrons in the atomic structure. The chemical symbol for Gold is Au. The chemical symbol for Osmium is Os. Lead is soft and malleable, and has a relatively low melting point. Yttrium is almost always found combined with the lanthanides in rare earth minerals and is never found in nature as a free element. Secondary School Yttrium occurs especially in the heavy rare-earth ores, of which laterite clays, gadolinite, euxenite, and … This purchase is a colourless, odourless reactive gas, and nonmetallic companies or products does not imply intention... Compactness due to very high neutron absorption cross-section of two isotopes 155Gd and 157Gd rare earths like... Chemical compounds is 88.90584 u or g/mol protactinium is a chemical element with atomic number 8 the... 99 which means there are 100 protons and 39 electrons in the number. Views of any element 87 electrons in the atomic structure only be produced in nucleosynthesis! ) /Albert Ghiorso et in old TV technology abundant chemical substance in the atomic structure 21 and... 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