A. 1s2 2s2 2p6 3s2 3p6
B. 1s2 2s2 2p6 3s2 3p4
C. 1s2 2s2 2p6 3s2 3p3
D. 1s2 2s2 2p6 3s2 3p5
Answer: 1s2 2s2 2p6 3s2 3p6
What is the electron configuration of the nitrate ion (NO3-)?
Additional Information: The nitrate ion (NO3-) has a total of 26 electrons, leading to the electron configuration of 1s2 2s2 2p6 3s2 3p6.
Subjects: Chemical Bonding, Chemistry