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How many electrons are there in a calcium Ca2ion?

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Anonymous

∙ 13y ago

18.

Calcium has atomic number of 20 so the 2+ ion has two less electrons than the neutral elemnt.

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Wiki User

∙ 13y ago
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Related Questions

How many electrons in calcium?

There are 20 electrons in a calcium atom.


How many electrons does calcium have in the periodic table?

Calcium has 20 electrons


How many nuetrons and electrons does calcium have?

calcium has 20 neutrons and electrons


How many electrons are calcium?

Calcium has 20 electrons in the neutral atom.


How many valence electrons have calcium?

Calcium has two valence electrons.


How many valence electrons are in calcium?

Calcium is a non metal element. There are 20 electrons in a single atom.


How many electrons are in calcium?

20 electrons


How many electrons do the calcium?

Calcium is a metal element. There are 20 electrons in a single atom.


How many electrons do calcium gain?

Calcium loses two electrons to form the cation Ca2+.


How many electrons on the outermost shell of calcium?

There are 2 electrons on the outermost shell of calcium.


How many valence electron does calcium have?

Calcium has 2 valence electrons, like all Group 2 elements.


How many electrons are in a molecule?

Calcium oxide has 20 electrons from the calcium atom, and 8 electrons from the oxygen atom, totaling 28 electrons.

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