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Oxygen, O ,and selenium Se.

O (oxygen) would have to gain two electrons in order to achieve the same number of electrons as Ne (neon, a noble gas). Selenium would gain two to achieve the same number of electrons as Kr, krypton (noble gas). They would form the oxide, O2- and selenide Se2- ions

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How many electrons does phosphorus have to gain in order to achieve a noble gas electron configuration?

Phosphorus has to gain a total of 3 electrons to achieve a noble gas configuration. You can find this for any non-metal because the last digit of its group number is the number of valence electrons it has. For example Phosphorus has 5 and Sulfur has 6. In order to achieve a noble gas electron configuration, you must have 8 valence electrons, so phosphorus must gain 3.


Does group 2A gain electrons or lose electrons in order to achieve a noble gas configuration?

loses 2 electrons to achieve a noble gas configuration


Valency is the number of electrons an atom must gain or lose in order to?

Valency refers to the number of electrons an atom needs to gain or lose to achieve a stable electron configuration. Atoms generally tend to gain, lose, or share electrons in order to attain a full outer shell of electrons, following the octet rule. This helps the atom achieve a more stable and lower energy state.


How many electrons need to be removed from boron to form noble gases?

Boron must give up 3 electrons in order to achieve a noble-gas electron configuration.


Do noble gases have the maximum number of electrons in their outer energy level?

Yes, the outermost energy level of the atoms of the noble gases are filled, meaning that they have the maximum number of electrons. This is why noble gases are stable and unreactive. The atoms of reactive elements share or transfer electrons in order to fill their outermost energy levels, making them stable like the noble gases.

Related Questions

How many electrons does nitrogen gain in order to achieve a noble gad electron configuration?

nitrogen has 5 valence electrons. It should gain 3 electrons to achieve a noble gas configuration.


How many electrons does phosphorus have to gain in order to achieve a noble gas electron configuration?

Phosphorus has to gain a total of 3 electrons to achieve a noble gas configuration. You can find this for any non-metal because the last digit of its group number is the number of valence electrons it has. For example Phosphorus has 5 and Sulfur has 6. In order to achieve a noble gas electron configuration, you must have 8 valence electrons, so phosphorus must gain 3.


Does group 2A gain electrons or lose electrons in order to achieve a noble gas configuration?

loses 2 electrons to achieve a noble gas configuration


How many electrons does nitrogen gain in order to achieve Noble electron configurations?

3


How many electrons does barium have to give up in order to achieve a noble gas electron configuration?

Barium has 2 electrons in its outer shell. In order to achieve a noble gas electron configuration it needs to lose these 2 electrons. This will leave it with the same electron configuration as Xenon, a noble gas.


How many electrons does nitrogen gain in order to achieve in order a noble gas electron configuration?

Nitrogen has to gain three electrons


How many electrons does nitrogen have to gain in order to achieve noble gas electron configuration?

Nitrogen needs to gain 3 electrons to achieve noble gas electron configuration, similar to the nearest noble gas, which is neon. By gaining 3 electrons, nitrogen would have a full outer shell of 8 electrons, making it more stable.


Which of the following would have to lose three electrons in order to achieve a noble gas electron configuration?

An element that would have to lose three electrons to achieve a noble gas electron configuration is aluminum (Al). Aluminum has 13 electrons, and if it loses three electrons, it would have the same electron configuration as neon (10 electrons), which is a noble gas.


Valency is the number of electrons an atom must gain or lose in order to?

Valency refers to the number of electrons an atom needs to gain or lose to achieve a stable electron configuration. Atoms generally tend to gain, lose, or share electrons in order to attain a full outer shell of electrons, following the octet rule. This helps the atom achieve a more stable and lower energy state.


How many electrons does silver have to gave up in order to achieve a pseudo-noble-gas electron configuration?

Silver (Ag) has 47 electrons. To achieve a pseudo-noble-gas electron configuration, silver would need to lose one electron to achieve a stable electron configuration that resembles a noble gas configuration like argon.


How many electrons need to be removed from boron to form noble gases?

Boron must give up 3 electrons in order to achieve a noble-gas electron configuration.


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

Carbon needs to gain four electrons in order to obtain a noble gas electron configuration, similar to that of neon. This will result in a full valence shell with eight electrons, fulfilling the octet rule.