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All atoms have a neutral charge until they lose or gain electrons. Once they lose/gain electrons then they are considered ions.

Gaining electrons- If atoms gain electrons then they are getting negatively charged particles making them have a negative charge.

Losing electrons- If atoms lose electrons then they are losing a negative charge and they become a positively charged ion.

Oxygen- Oxygen will have a negative charge before a positive charge because it needs only two electrons to have a stable valence level. For example, Oxygen will take the electrons from two Hydrogen atoms and make H20.

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14y ago
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14y ago

All atoms have 0 charge, that is, they are neutral. If you meant an oxygen atom gains two electrons to become a ion of oxygen, then the charge would be 2-.

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15y ago

The charge will become more negitive. Protons are positive, electron are negitive. Nutrons do not have any charge.

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7y ago

Any atom that gains two electrons will have a charge of -2.

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15y ago

Oxygen has 6 outer shell valence electrons, and it "wants" eight. So it gains 2 electrons creating the charge of O-2

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8y ago

The oxygen atom is usually neutral (without a net charge). Sometimes the atom is ionized and then it can have a charge or -2, or sometimes of -1.

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13y ago

-2

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Q: If 2 electrons where added to oxygen atom what would be the charge?
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Continue Learning about Earth Science

What elements would have the greatest attraction for electrons. Boron or Oxygen or Sulfur?

oxygen


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.


What would be the charge on a particle of Sulfur-33 with 18 electrons?

Sulfur normally has 16 electrons, so....,S 2-===A 2 - charge on the anion.


Why would sodium ions be attracted to oxygen ions?

Sodium Ions would be attracted to Oxygen Ions because in all elements there are layers of electrons, the first layer is always 2 electrons, but all the layers after that have to be 8 electons otherwise they arent stable, which is why elements have charges. It is all elements goal to be stable meaning having an outer layer with 8 electrons. So because Sodium (NA) has an ionic charge of +1 that means it has one to many electrons to be stable, so its goal is to lose one electron. Oxygen has an Ionic charge of -2 because it needs two more electorns to become stable. So Sodium is attracted to Oxygen because 2 sodium will bond with 1 oxygen thereore the sodium have one electron to give up and when they both (2NA) give theirs up there is 2 electrons left, when combining with oxygen (which needs two electrons to become stable) they bond and become a balanced compound. 2NaO


For calcium ca write the numbers of electrons it must gain or lose to have 8 vlance electrons then calculate the charge of the ion that would form?

Ca must lose 2 electrons to have a complete 3n shell, which has 8 valence electrons. The ion would have a charge of 2+: Ca^2+.

Related questions

How many electrons would an atom of Oxygen need to have no charge?

Oxygen needs 8 electrons to have no charge.


What charge would an oxygen atom with 10 electrons have?

An Oxygen atom would never contain 10 electrons on its own. It would have a maximum of 8 electrons at one time, unless the "oxygen atom" you are referring to is in fact an oxygen ION, in which case the charge would be -2. However, an oxygen ion can never be "by itself". It must be bonded with either itself as a diatomic or with another element as a compound.


If oxygen gains 2 electrons what charge will it have?

It would have a negative charge. It would be a negative ion with a 2+ charge.Remember: when an atom gains electrons they become NEGATIVE.when an atom loses electrons they become POSITIVE.


How many electrons must the oxygen atom lose to be stable?

Oxygen wants to gain 2 electrons, so its charge would be 2-, because electrons have a negative charge.


If oxygen has a negative 2 charge then would it have 6 electrons?

No. It would have 10.


How many electrons would be in an oxygen ion with a charge of -3?

12


Does oxygen gain or lose electrons What kind of charge will it have?

when it forms an ion it would gain two electrons, becoming negatively charged (2-)


How many electrons would be required to make an oxygen atom stable?

It must gain 2 electrons to become stable then it would have a charge of -2 and be iso-electronic with Neon.


What is the electric charge on the ion in the compound calcium oxide?

Well the charge on the compound would be stable (0) when bonded, because the Calcium has given it's electrons to the Oxygen atom. But the charge on the calcium ion itself would be 2+


What charge would an ion have if it had more electrons then protons?

The charge would be negative, since electrons are negatively charged.


What charge would nitrogen have if it gained 3 electrons?

Nitrogen would have a neutral charge and eight valence electrons.


Why does a element have a plus 2 charge?

An element you have a +2 charge It is had lost electrons. It would have to lose the same number of electrons that its positive charge is. So it would have lost 2 electrons.