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Ca needs to lose 2 electrons to become Ca+2

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โˆ™ 12y ago
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โˆ™ 3mo ago

Calcium (Ca) has 20 electrons and its electron configuration is [Ar] 4sยฒ. To attain a noble gas electron configuration, calcium needs to lose two electrons to achieve the stable electron configuration of argon ([Ar] 4sยฒ 3dยนโฐ).

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Q: How many electrons must be gained or lost for calcium to attain a noble gas electron configuration?
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How many electrons must be gained or lost for calcium to attain a noble-gas electron configuration?

Calcium's electron configuration is [Ar] 4s2. To attain a noble gas configuration, calcium must lose 2 electrons to have the same electron configuration as argon, 4s2 3d10.


How many electrons must be lost Ca to attains a noble gas electron?

Calcium (Ca) has 20 electrons in its neutral state. To attain a noble gas electron configuration (like argon), calcium would need to lose 2 electrons to have the same electron configuration as argon, as argon has 18 electrons.


Why does potassium form a 1 plus ion while calcium forms a 2 plus ion?

Potassium forms a 1+ ion because it loses one electron to achieve a stable electron configuration like the nearest noble gas, argon. Calcium forms a 2+ ion by losing two electrons to attain a stable electron configuration like the nearest noble gas, argon.


How many electrons does a phosphorus atom gain in an ionic bond?

A phosphorus atom typically gains three electrons to achieve a stable electron configuration in an ionic bond. This allows it to attain a full outer valence shell with eight electrons, similar to the electron configuration of a noble gas.


How many electrons do all halogen family elements need to gain in order to attain a noble gas configuration?

All halogen family elements need to gain 1 electron to attain a noble gas configuration. This is because noble gases have a full outer shell of electrons, which is the most stable configuration in terms of electron arrangement.

Related questions

How many electrons must be gained or lost for calcium to attain a noble-gas electron configuration?

Calcium's electron configuration is [Ar] 4s2. To attain a noble gas configuration, calcium must lose 2 electrons to have the same electron configuration as argon, 4s2 3d10.


How many valence electron does Ca lose or gain to attain noble-gas electron configuration?

Calcium (Ca) has 2 valence electrons. It needs to lose these 2 electrons to attain a noble gas electron configuration, which is the stable octet configuration found in noble gases.


How many electrons must be lost Ca to attains a noble gas electron?

Calcium (Ca) has 20 electrons in its neutral state. To attain a noble gas electron configuration (like argon), calcium would need to lose 2 electrons to have the same electron configuration as argon, as argon has 18 electrons.


How many electrons does sulfur gain to attain a noble gas configuration?

Sulfur gains two electrons to attain a noble gas configuration, which is the electron configuration of argon. This allows sulfur to have a stable octet of electrons in its outer shell and achieve a more stable electron configuration.


What must have happened to a calcium atom for it to achieve a noble gas structure?

A calcium atom must lose 2 electrons to achieve a noble gas structure, as it will then have the same electron configuration as argon, a noble gas. This loss of electrons allows the calcium atom to have a full outermost electron shell, giving it greater stability.


The most common charge of Ca?

The most common charge of calcium (Ca) is +2, as it readily loses 2 electrons to attain a stable electron configuration. This gives calcium a 2+ charge, making it a cation in chemical reactions.


How many electrons does a carbon atom need to gain in order to attain a noble gas electron configuration?

4


How does an element in group 2 attain a stable electron configuration?

It loses 2 electrons and becomes a +2 ion.


How many electrons does nitrogen give up to achieve noble gas electron configuration?

nitrogen should give 5 electrons (or better gain 3 electrons) to attain noble gas configuration.


When an aluminum atom reacts so as to attain a noble gas electron confuration?

aluminium should lose three electrons to attain noble gas configuration


Atoms attain the same electron configuration as of noble gases by?

Atoms can attain the same electron configuration as noble gases by either gaining, losing, or sharing electrons to achieve a full outer shell (valence shell) of electrons. This allows the atom to achieve stability similar to the noble gas configuration.


Why does potassium form a 1 plus ion while calcium forms a 2 plus ion?

Potassium forms a 1+ ion because it loses one electron to achieve a stable electron configuration like the nearest noble gas, argon. Calcium forms a 2+ ion by losing two electrons to attain a stable electron configuration like the nearest noble gas, argon.