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Calcium has to lose 2 electrons to form noble gas configuration.

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Q: How many electrons would calcium have to give up to achieve a noble-gas configuration?
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Related questions

How many valence electrons does calcium lose?

Calcium has 2 valence electrons and it typically loses these 2 electrons to achieve a stable configuration.


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


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.


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

Calcium should lose 2 valence electrons and attain the noble gas configuration of argon with 18 elements.


How many electrons are there in the neutral atom which has the ground state outer electron configuration of 4s2?

Calcium has the electron configuration [Ar]4s2; the neutral atom of calcium has 20 electrons.


How many valence electrons does and atom of Calcium have?

Calcium has 20 protons and 20 electrons. When we fill in the first 20 orbitals, we get the configuration of 1s2 2s2 2p6 3s2 3p6 4s2. Since 4 is the outermost shell in this configuration, calcium has 2 valence electrons.


What is the valence electron configuration for calcium atom?

calcium has the complete electronic configuration: 2, 8, 8 2 and hence has 2 valence electrons.


When a calcium atom loses its valence electrons the ion formed has an electron configuration that is the same as an atom of?

Argon. Calcium has the electron configuration 1s2 2s2 2p6 3s2 3p6 4s2, and when it loses its valence electrons (the outermost 4s2 electrons) it has a configuration identical to argon. If you don't know about sublevels, then disregard that. Calcium has a configuration of 2-8-8-2, and when it loses its 2 valence electrons, it has a configuration identical to argon in the ground state. Hope that cleared it up


What is the electron dot configuration for calcium?

Calcium has two valence electrons, both of which are unpaired. •Ca•


How many electrons are in the fourth level of a calcium atom?

The electronic configuration of calcium is 2, 8, 8, 2 and the fourth energy level has 2 electrons.


How many electrons in outer level of calcium?

Calcium atoms have two electrons in the s orbital of their outermost energy level. Their electron configuration is [Ar]4s2.


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

two electrons lost