The noble gas neon (Ne), is isoelectronic with N3- ion (not N atom)
Krypton is the noble gas isoelectronic with calcium, meaning they have the same number of electrons.
An atom with atomic number n needs to gain enough electrons to have the same number of electrons as the nearest noble gas in the periodic table. This would typically involve gaining 8 electrons to achieve the stable electronic configuration of a noble gas.
Two elements are isoelectronic if they have the same number of electrons. This means they will have similar chemical properties and can form similar types of bonds. An example is neon (Ne) being isoelectronic with sodium (Na+).
The noble gases helium, neon, argon, krypton, and xenon have similar properties like being colorless, odorless, and having low reactivity due to their full valence electron shells. They are all found in group 18 of the periodic table and are known for their inert nature.
Chlorine needs only one additional electron to form an ion that is isoelectronic with an atom of the noble gas argon, while sulfur needs two additional electrons to form an ion that is isoelectronic with an atom of the noble gas argon. Ions that are isoelectronic with noble gas atoms are particular stable; therefore, their formation is favored.
The noble gas that is isoelectronic with S2- is Argon. Both S2- and Argon have 18 electrons.
Not a neutral Cl atom but the chloride ion Cl- is isoelectronic with the noble gas argon.
None. However, the noble gas helium is isoelectronic with Li+ ion (and not with Li element)
None. The Se2- ion is isoelectronic with Krypton.
Krypton is the noble gas isoelectronic with calcium, meaning they have the same number of electrons.
Neon, Ne.
No noble gas is isoelectronic with the element chlorine. But argon is isoelectronic with the chloride ion.
Magnesium element has no relation with noble gas. But Mg2+ ions and noble gas neon are isoelectronic.
Ca2+ is isoelectronic with the noble gas, Argon. F-, Mg2+ are isoelectronic with the noble gas, Neon. I- is isoelectronic with the noble gas, Xenon
[Rn] 5f6 7s2
Argon is isoelectronic with the sulfide ion.
The noble gas that is isoelectronic with an aluminum ion is neon. Both the aluminum ion (Al^3+) and neon have 10 electrons.