Question
Chemistry Question on Electronic Configurations Of Elements And The Periodic Table
Electronic configuration of O-2 ion is
A
1s2, 2s2, 2p4
B
1s2, 2s2, 2p5
C
1s2, 2s2, 2p6
D
1s2, 2s2, 2p3
Answer
1s2, 2s2, 2p6
Explanation
Solution
The correct option is (C): 1s2, 2s2, 2p6.