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Download as PDF; Printable version; ... Calcium 20 Ca 40.078: Scandium 21 Sc ... This periodic table is the prime form presented at this English wikipedia.
English: This pictorial periodic table is colorful, boring, and packed with information. In addition to the element's name, symbol, and atomic number, each element box has a drawing of one of the element's main human uses or natural occurrences. The table is color-coded to show the chemical groupings.
A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z). [ 1 ] The definitive visualisation of all 118 elements is the periodic table of the elements , whose history along the principles of the periodic law was one of the founding ...
Periodic table of the chemical elements showing the most or more commonly named sets of elements (in periodic tables), and a traditional dividing line between metals and nonmetals. The f-block actually fits between groups 2 and 3 ; it is usually shown at the foot of the table to save horizontal space.
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 .
See also: Electronegativities of the elements (data page) There are no reliable sources for Pm, Eu and Yb other than the range of 1.1–1.2; see Pauling, Linus (1960). The Nature of the Chemical Bond. 3rd ed., Cornell University Press, p. 93.
Download as PDF; Printable version; In other projects ... 20 calcium: Ca +1 +2: 2 [28] 21 scandium: Sc 0 ... and systematically in the table {{Infobox element/symbol ...
This page was last edited on 31 December 2023, at 11:13 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
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