Write the electronic configurations of the following ions: (a) `H^(-)`
(b) `Na^(+)`,
(c) `O^(2-)`
(d) `F^(-)`

Explanation

(a) `H^(-):1s^(2)`
(b) `Na^(+) :1s^(2)2s^(2)2p^(6)`
(c) `O^(2-):1s^(2)2s^(2)2p^(6)`
(d) `F^(-):1s^(2)2s^(2)2p^(6)`