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alkaline earth
(redirected from Alkaline earth metal)

    Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.04 sec.
alkaline earth
n
1. (Chemistry / Elements & Compounds) Also called alkaline earth metal, alkaline earth element any of the divalent electropositive metals beryllium, magnesium, calcium, strontium, barium, and radium, belonging to group 2A of the periodic table
2. (Chemistry / Elements & Compounds) an oxide of one of the alkaline earth metals
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.alkaline earth - any of the bivalent metals of group II of the periodic table (calcium or strontium or barium or magnesium or beryllium)
alkaline-earth metal
metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.


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? Mentioned in ? References in periodicals archive
 
The mystery element is an alkaline earth metal, or one of a group of elements that is highly reactive in nature.
Name that element! Which element on the periodic table helps play ... by Carney, Elizabeth / Science World
But he argues that placing helium with the alkaline earth metals results in a more regularly shaped structure that can take two forms.
The nature of things: attempts to change the periodic table raise ... by Goho, Alexandra / Science News
But this alkaline earth metal is more commonly found in compounds (two or more elements that are chemically combined).
Name that element! Our popular mystery series returns! by Hoffmann, Gretchen / Science World
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