Scandium - Wikipedia
网页Scandium is a chemical element with the symbol Sc and atomic number 21. It is a silvery-white metallic d-block element. Historically, it has been classified as a rare-earth element, [9] together with yttrium and the lanthanides. It was discovered in 1879 by spectral analysis of the minerals euxenite and gadolinite from Scandinavia.
Scandium - Element information, properties and uses | Periodic …
网页Element Scandium (Sc), Group 3, Atomic Number 21, d-block, Mass 44.956. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Scandium | Chemical Element, Properties, & Uses | Britannica
网页scandium (Sc), chemical element, a rare-earth metal of Group 3 of the periodic table. Scandium is a silvery white, moderately soft metal. It is fairly stable in air but will slowly change its colour from silvery white to a yellowish appearance because of formation of Sc 2 O 3 oxide on the surface.
An Overview of Scandium (Sc or Element 21) - ThoughtCo
网页2019年7月3日 · Scandium is the transition metal with the lowest atomic number. The discovery of scandium filled a spot predicted by Mendeleev's periodic table. Scandium took the place of the placeholder element eka-boron.
Comprehensive Guide to Scandium: Properties, Uses, and …
网页Dive deep into the world of Scandium—a rare, yet invaluable element in the aerospace and aluminum industries. Learn about its physical and chemical properties, abundant sources, and wide-ranging applications in industrial, medical, and everyday contexts.
Scandium - Wikiwand
网页Estimates vary from 18 to 25 ppm, which is comparable to the abundance of cobalt(20–30 ppm). Scandium is only the 50th most common element on Earth (35th most abundant element in the crust), but it is the 23rd most common element in the Sun[14]and the 26th most abundant element in the stars.[15]
Facts About Scandium - Live Science
网页2016年9月21日 · Scandium is the 31 st most abundant element on Earth, according to Periodic Table, with about 22 parts per million abundance by weight in Earth's crust, according to Chemicool. Scandium is ...
Scandium | History, Uses, Facts, Physical & Chemical Characteristics
网页Scandium is the 50 th most common element in the earth crust and 35 th most abundant element in the Sun. Scandium is found in ores of tin, uranium and tungsten. Thortveitite (Scandium silicate) contain 45% scandium in the form of scandium oxide but it …
Scandium Facts - Science Notes and Projects
网页2015年6月9日 · Scandium is the 21 st element of the periodic table. These scandium facts contain chemical and physical data along with general information and history. Scandium periodic table cell. Basic Scandium Facts. Name: Scandium. Atomic Number: 21. Element Symbol: Sc. Group: 3. Period: 4. Block: d. Element Family: Transition Metal.
scandium summary | Britannica
网页scandium, Metallic chemical element, one of the transition elements, chemical symbol Sc, atomic number 21. It was discovered in 1879, and its name derives from the Latin term for Scandinavia.
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