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β 10y agoS
Wiki User
β 10y agoThe element that forms an ion with an electronic configuration of Ar with a -2 charge is oxygen (O). When oxygen gains two electrons, it achieves a stable electron configuration similar to argon.
The element that forms an ion with an electronic configuration of Kr and a -2 charge is oxygen. Oxygen gains two electrons to achieve a stable octet configuration, making it isoelectronic with krypton.
Mg is an ionic element. It typically forms cations with a 2+ charge by losing two electrons to achieve a stable electronic configuration.
The third period element that forms a 3- ion is sulfur.
The element with 10 electrons in its neutral state is neon (atomic number 10). When it forms an anion with a 2- charge, it gains 2 electrons to have a total of 12 electrons, taking on the electron configuration of the noble gas, argon.
When phosphorus forms an ion, it typically gains three electrons to achieve a stable electron configuration. This results in the formation of a phosphide ion with a 3- charge.
Oxygen
The element that forms an ion with an electronic configuration of Kr and a -2 charge is oxygen. Oxygen gains two electrons to achieve a stable octet configuration, making it isoelectronic with krypton.
The element that forms a 2+ ion with the same electronic configuration as Ar is Calcium (Ca). When Calcium loses two electrons, it attains the same electronic configuration as argon by having a full outer shell of electrons.
Mg is an ionic element. It typically forms cations with a 2+ charge by losing two electrons to achieve a stable electronic configuration.
The third period element that forms a 3- ion is sulfur.
Magnesium typically forms ions with a +2 charge. This means it will lose two electrons to achieve a stable electronic configuration.
The element with 10 electrons in its neutral state is neon (atomic number 10). When it forms an anion with a 2- charge, it gains 2 electrons to have a total of 12 electrons, taking on the electron configuration of the noble gas, argon.
When phosphorus forms an ion, it typically gains three electrons to achieve a stable electron configuration. This results in the formation of a phosphide ion with a 3- charge.
Bromine (Br) forms anions in potassium bromide (KBr). It gains one electron to attain a full outer electron shell and achieve a stable electronic configuration.
Beryllim is an element. It forms a Cation that has a 2+ charge, because it must lose electrons to gain a noble gas configuration. Anions gain electrons which would have a negative charge.
When phosphorus forms its ion, it gains three electrons to become the phosphide ion with a 3- charge. This allows phosphorus to complete its valence shell and achieve a stable electronic configuration.
Zinc typically forms a +2 charge when it loses electrons to achieve a stable electron configuration.