Scandium in the environment. 4 Sc (s) + 3 O 2 (g) 2 Sc 2 O 3 (s) Scandium is a chemical element with atomic number 21 which means there are 21 protons and 21 electrons in the atomic structure.The chemical symbol for Scandium is Sc. Scandium is also the source of artificial natural light. COVID-19 is an emerging, rapidly evolving situation. Scandium can rarely be found in nature, as it occurs in very small amounts. Cesium occurs naturally in the environment mainly from erosion and weathering of rocks and minerals. It has the chemical formula Sc2(SO4)3. What is the chemical composition of your aluminium-scandium (AlSc) and what chemical properties does this provide the alloy with? Properties: Scandium has a melting point of 1541 °C, a boiling point of 2830 °C, a specific gravity of 2.989 (25 °C), and valence of 3. Atomic mass of Scandium is 44.9559 u.. It reacts with water and form hydrogen gas. World production amount to only 50 kg per year. Get ⦠It is easily burnt and get tarnished in the presence of air. Atomic Mass of Scandium. Scandium easily reacts with dilute acids. Scandium reacts rapidly with many acids. Scandium Properties, chemical, physical, Electrical, Thermal and mechanical. Chemical properties of Scandium 21 Sc Scandium 44.956 Period: 4 Melting Point: 1539 Boling Point: 2832 Ionization Energy: 6,5615 Electrone Gativity: 1,54 Covalenz Radius: 144 Discovery Year: 1791 Inventor: Ramsay, Sir William & Strutt, John Atomic Number of Scandium. Scandium | Sc | CID 23952 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. Chemical reactions for scandium. Thortveitite is the primary source of scandium with uranium mill tailings by-products also being an important source. Scandium is usually found only in two different kinds of ores. Pure form of scandium is produced by heating scandium fluoride with calcium metal. It is a silvery-white metal which develops a yellowish or pinkish cast when exposed to air. Chemical Characteristics. Thermal Properties: Latent Heat of Evaporation: 7293 J g-1: Latent Heat of Fusion: 357 J g-1: Linear Expansion Coefficient @0-100°C: 12 x10-6 K-1: Specific Heat @ 25°C: Scandium is a very light, relatively soft metal. It has the chemical formula Sc2(SO4)3. Reaction of scandium with air. The atomic mass is the mass of an atom. Like many of the lanthanides, the trifluoromethansulfonate, or triflate, of scandium finds use as a so-called Lewis acid, accepting a pair of electrons from a suitable organic molecule, and activating the organic molecule to take part in highly efficient and selective chemical reactions. chemical properties, health and environmental effects of cesium. Dilute Scandium sulfate: Dilute Scandium sulfate is the scandium salt of sulfuric acid. 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