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The beryllium atom has 4 electrons.

As with all other elements, Beryllium atoms are most stable when they have a full outer shell of electrons. Since the neutral electron configuration of the beryllium element atom is 1s2 2s2 (total of 4 electrons) the atom either needs to pick up another six electrons, thereby becoming 1s2 2s2 2p6, or lose two electrons to become 1s2.

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14y ago
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11y ago

Beryllium has two valence electrons, but four electrons total.

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13y ago

The neutral atom of beryllium has 4 electrons.

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15y ago

4 electrons in 2 rings. 5th grade science genius.

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11y ago

A neutral atom of beryllium has 4 electrons. In a neutral atom, the numbers of electrons and protons are equal. An element's atomic number is the number of protons.

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12y ago

The two electrons in quantum state 1s.

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14y ago

Beryllium has 4 electrons.

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Q: How many electrons are in a beryllium ion?
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Related questions

Does beryllium's gains or losses ion?

Beryllium lose electrons (2).


How many electrons does beryllium gain or or lose to for an ion?

Beryllium has the electronic configuration 2, 2, so it is likely to lose two electrons, giving it the Helium configuration. However, in practice, beryllium compounds have a high degree of covalent character as the beryllium ion is small and very polarising.


How many electrons will Beryllium gain or lose when forming an ion?

OVER 9000


What is the name of a beryllium ion?

Beryllium (Be) has a valence of +2. The ion could be written as (Be^2) or (Be+2) …


How many electrons does an ion of beryllium have if it has a -2 charge?

Beryllium is element 4, so the "neutral" atom would have 4 protons and 4 electrons. In order to have a "-2" charge, it would need 6 electrons.


How many valence electrons does a beryllium?

Beryllium has two valence electrons.


Is this true Beryllium atoms have 4 protons and 4 electrons?

In most cases, yes beryllium has 4 protons and 4 electron, but this is only beryllium in neutral form. There is also an ion of beryllium though which has 4 protons and 2 electrons.


What is BeC2O4?

That compound is beryllium oxalate. Beryllium, an alkaline earth metal, has two valence electrons, which it will lose to the oxalate polyatomic ion.


How many elactrons does beryllium have?

Beryllium has 4 electrons.


Electron configuration of beryllium plus?

There are four electrons in a Beryllium atom. Hence the mono positive ion has only three electrons. Therefore the electron configuration is 1s2 2s1.


Is Beryllium a positive or negative ion?

Normally positive. However under the right conditions it could be either, as could anything.


If beryllium lose electrons and forms an ion what would the chemical formula be?

berrylium has two electrons to get rid of to make it an ion (stable) so the the formulla would be be2+ or be++