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Ca2+ or calcium ions are positively charged atoms.
2 3 2
thanks a lot brainstorm12!!!
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The calcium, Ca+2 ion has lost (given away) 2 electrons , so has the +2 charge, because it has 2 fewer electrons than protons. The atoms left from the outer energy level.

The calcium atom, Ca, has equal numbers of protons, + charges and electrons, - charges. ( 20 and 20)

Calcium forms ionic bonds as it gives away the electrons.
thts a copied answer.......no breaking rules :P ..........kidding its ok I hate rules....anyway someone might learn something
Ca+2 is a ion of the element calcium and cation

2 5 2
well tank you shine
sorry shiny
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