4 Sc (s) + 3 O 2 (g) 2 Sc 2 O 3 (s) Thortveitite is the primary source of scandium with uranium mill tailings by-products also being an important source. Scandium tarnishes in air, and burns readily, forming scandium(III) oxide, Sc 2 O 3. Chemical reactions for scandium. It has the chemical formula Sc2(SO4)3. Scandium can rarely be found in nature, as it occurs in very small amounts. Scandium in the environment. World production amount to only 50 kg per year. It is a silvery-white metal which develops a yellowish or pinkish cast when exposed to air. Atomic Number of Scandium. Atomic Mass of Scandium. Pure form of scandium is produced by heating scandium fluoride with calcium metal. COVID-19 is an emerging, rapidly evolving situation. 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. The chemical composition of the aluminium-scandium master-alloy is 2% scandium and the balance is 99.7% aluminium. Dilute Scandium sulfate is commonly used in agricultural purpose for seed treatments to improve the germination of seeds (such as corn, peas, and wheat). 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. It has the chemical formula Sc2(SO4)3. Dilute Scandium sulfate: Dilute Scandium sulfate is the scandium salt of sulfuric acid. It reacts with water and form hydrogen gas. Reaction of scandium with air. Get … The atomic mass is the mass of an atom. 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 Characteristics. Scandium is usually found only in two different kinds of ores. 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 Properties, chemical, physical, Electrical, Thermal and mechanical. Scandium is a very light, relatively soft metal. It is easily burnt and get tarnished in the presence of air. chemical properties, health and environmental effects of cesium. What is the chemical composition of your aluminium-scandium (AlSc) and what chemical properties does this provide the alloy with? Scandium is also the source of artificial natural light. Scandium reacts rapidly with many acids. 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. 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