LinkeyGurl
LinkeyGurl LinkeyGurl
  • 01-02-2017
  • Chemistry
contestada

How many electrons would the element calcium need to be electrically neutral?

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figueroajorge1
figueroajorge1 figueroajorge1
  • 01-02-2017
Hello LinkeyGurl, usually atom will be in neutral state. if so, then equal number of electrons have to be in the atom. So 20 electrons have to be there.
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JeannetteMarie
JeannetteMarie JeannetteMarie
  • 01-02-2017
A neutral atom of calcium has 20 electrons. This is denoted as Ca. A stable atom of calcium has 18 electrons, denoted as Ca2+, with the 2+ in the exponent place.
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