Question

Write the electronic configuration of

${o2}^{ - }$

Answer 1

hey friend!!!
electronic configuration of oxygen is 2, 6
as at. no. is 8
hope it helps!!

Answer 2

Hey!
O2--
atomic no. of O2 is 32
1s2 2s2 2p6 3s2 3p6 3d10 4s1 4p3..
Hope it helps