atomic number of scandium

Scandium has an atomic no. of 21. It reacts with water and form hydrogen gas. Scandium. The atomic weight of Sc is 44.95591 grams per mole. Classified as a transition metal, Scandium is a solid at room temperature. 4s 2: Oxidation states: Sc 3+ Physical appearance: Chemical Characteristics. Description Fairly soft, silvery-white metal. Eighth most abundant 'rare earth' found in the earth's crust (5.0 ppm). Name Origin You, Sir, could have impregnated google with the question and an answer would have been delivered to you within a second. Its atomic number is 21 and atomic weight is 44.95g/mol. Scandium is a silver-white hard metal which develops a slightly yellowish or pinkish cast upon exposure to air. Atomic number: 21: Atomic mass: 44.955910: Common isotopes: 45 Sc – 100% Other isotopes exist, see Isotopes of Scandium: Ground state electronic configuration: [Ar]. Scandium is a chemical element with symbol Sc and atomic number 21. : Sc 3+ is commonly concentrated in residual soils and sediments. Pure form of scandium is produced by heating scandium fluoride with calcium metal. Interesting Scandium Facts: Scandium was discovered in 1879 by Lars Fredrik Nilson, who named it after Scandinavia. : Sc 3+ is enriched in Ca-Al-rich inclusions in meteorites relative to the composition of the solar system. Scandium (Sc) has an atomic number of twenty-one. Geochemistry of Scandium; Goldschmidt classification: Lithophile: Sc 3+ was one of the ions least depleted from the mantle in the formation of the crust. Scandium burns easily and reacts with water. One of the characteristics of Scandium is it gets tarnished and burned easily if ignited. Therefore electronic configuration of scandium(Sc) is: 1s2 2s2 2p6 3s2 3p6 3d1 4s2. Scandium easily reacts with dilute acids. The colour it develops when exposed to air is yellowish or pinkish cast. It is a soft silvery metal that has three times the density of water and can be found in the form of solid at room temperature. Scandium is an element with the atomic number 21 and represented with the symbol ‘Sc‘ in the periodic table. In the periodic table Sc is a member of 3 rd group and 4 th period. Its atomic number is 21 and indicated by the symbol Sc. Sc is not found free in nature but Scandium is usually found in rare minerals from Scandinavia and Madagascar such as thortveitite, euxenite and gadolinite. This member of the transition elements group is a silver-white that has been historically categorized as a rare earth element. What is Scandium? Scandium iodide (ScI3) is used in lamps that produce light having a color closely matching natural sunlight. Scandium is mined from one of the rare minerals from Scandinavia. Scandium is a chemical element that has the symbol Sc and the atomic number 21. : Sc 3+ enters early-forming phases in igneous rocks. 3d 1. Scandium-45 atom is the stable isotope of scandium with relative atomic mass 44.955910, 100 atom percent natural abundance and nuclear spin 7/2. Atomic Mass 44,95591 Learn more about the atomic mass. It is easily burnt and get tarnished in the presence of air. Scandium is a silvery-white metallic d-block element. Atomic Number 21 Learn more about the atomic number. The atomic number of scandium (Sc) is 21. Historically categorized as a transition metal, scandium is a chemical element that has been historically categorized a... The colour it develops when exposed to air is yellowish or pinkish cast 3 rd group and th! Was discovered in 1879 by Lars Fredrik Nilson, who named it after Scandinavia, who named it after.. Is easily burnt and get tarnished in the earth 's crust ( ppm... Abundant 'rare earth ' found in the periodic table Sc is a chemical element with the question and answer! 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