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It looses two.

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14y ago

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How many electrons does calcium lose when forming a compound?

it loses two electrons when forming a compuond.


How many electrons will Calcium gain in forming an ion?

None.Calcium loses 2 electrons to form an ion.


How many electrons does calcium lose?

Calcium typically loses 2 electrons to achieve a stable electron configuration, forming a Ca2+ cation. This allows calcium to achieve a full outer energy level of 8 electrons, similar to a noble gas configuration.


How many electrons will a calcium atom Ca lose in order to get a noble gas configuration?

Calcium will lose two electrons to gain the noble gas configuration of Argon.


How many electrons will group 2a lose?

Group 2A elements typically lose 2 electrons when forming ions.


How many electrons does boron lose when forming a ion?

Boron typically loses 3 electrons when forming an ion, as it has 3 electrons in its outer shell. This results in a +3 charge for the boron ion.


If calcium is most happy with a charge of 2 how many electrons would it have?

The neutral atom of calcium has 20 electrons; the cation Ca2+ has 18 electrons.


How many electrons will selenium lose or gain in forming an ion?

Selenium may lose 2, 4 or 6 electrons and may gain 2 electrons.


How many electrons will strontium gain or lose in forming an ion?

It will lose 2 to form Sr2+


How many valence electrons does calcium lose?

Calcium loses 2 valence electron to become ionized.


How many valence electrons must calcium lose or gain to have 8 valence electrons?

It loses 2 electrons to obtain the argon configuration of 8 valence electrons.


How many electrons must calcium lose to become a nobl gas?

2 electrons as it has 2 valence electrons, hence it has a tendency to lose 2 electrons to achieve noble gas configuration