What is the electron configuration of $O^{2 -}$ $O^(2-)$ ?

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Answer 1 · 2017-01-08T07:55:32

the electronic configuration of $O^{2} -$ $O^2-$ is $2 s^{2}$ $2s ^2$ $2 p^{6}$ $2p^6$ .

the configuration of $o$ $o$ is $2 s^{2} 2 p^{4}$ $2s^2 2p^4$ . so by gaining 2 electrons it is stabilised by completing octet.

What is the electron configuration of O2−O^(2-)?