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alkaline earth

División en sílabas: al·ka·line earth
(also alkaline earth metal)

Definición de alkaline earth en inglés:

sustantivo

Any of the elements beryllium, magnesium, calcium, strontium, barium, and radium, occupying Group IIA (2) of the periodic table. They are reactive, electropositive, divalent metals, and form basic oxides that react with water to form comparatively insoluble hydroxides.
Example sentences
  • Barium is the fifth element in Group 2 of the periodic table, the alkaline earth elements.
  • Family 2 on the periodic table is the alkaline earth metals with two valence electrons.
  • Four important chemical family names of elements still widely used are the alkali metals, the alkaline earths, the halogens, and the noble gases.

Definición de alkaline earth en:

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Palabra del día tenebrous
Pronunciación: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure