1.

In which of the following pairs are the ions isoelectronic ?

Answer»

`Mg^(2+),Ar`
`NA^(+),O^(2-)`
`AI^(3+),CI^(-)`
`K^(+),Ne`

SOLUTION :ISOELECTRONIC refers to two atoms ions molecules that have the same electronicstructure and the same number of valece electrons isoelectronic ions are ions that have the same number of ELCTRONS there are many ions that are isoelectronic examples of isoelectronic ions and ELEMENTS he `Li^(+) He Be^(+) Ar,S^(2-), Na^(+),Mg^(2+)`


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