calcium

Significado (Inglês)

  1. (countable, uncountable) The chemical element (Symbol Ca), with an atomic number 20. It is a soft, silvery-white alkaline earth metal which occurs naturally as carbonate in limestone and as silicate in many rocks.
  2. (countable) An atom of this element.

Conceitos

Cálcio

Calcio

Ca

Sinônimos

Ca

atomic number 20

K line

liquid grease

calsium

H line

Freqüência

C2
Pronunciado como (IPA)
/ˈkælsi.əm/
Etimologia (Inglês)

Coined by British chemist Humphry Davy in 1808, from Latin calx (“lime, limestone”) because it occurs in limestone. By surface analysis, calc- + -ium.

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