Question

Predict any four different atoms or ions with the electronic configuration 2,8,8.​

Answer 1

The electron configuration of an element is the arrangement of its electrons in its atomic orbitals. By knowing the electron configuration of an element, we can predict and explain a great deal of its chemistry.

Answer 2

Atoms:  Ar(argon)

Ions:    Cl-1(chloride anion), K+1(potassium cation), Ca+2(calcium cation)

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