Select the ion which has inert gas configuration but follow the octer rule-

Options

A. `B^(+3)`
B. `Al^(+3)`
C. `Ga^(+3)`
D. `Ge^(+4)`

Explanation

`B^(+3)rarrHe`
`Al^(+3)rarrNe`
`underset(Ge^(+4))overset(Ge^(+3)).}rarrns^(2),np^(6),nd^(10)`
pseudo inert gas configuration