calcium

Betekenis (Engels)

  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.

Concepten

Synoniemen

Ca

atomic number 20

K line

liquid grease

calsium

H line

Frequentie

C2
Uitgesproken als (IPA)
/ˈkælsi.əm/
Etymologie (Engels)

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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