Question
Question: Which electronic configuration for oxygen is correct according to Hund's rule of multiplicity...
Which electronic configuration for oxygen is correct according to Hund's rule of multiplicity
A
1s2,2s22px22py12pz1
B
1s2,2s22px22py22pz0
C
1s2,2s22px32py12pz0
D
None of these
Answer
1s2,2s22px22py12pz1
Explanation
Solution
Hund’s rule states that pairing of electrons in the orbitals of a subshell (orbitals of equal energy) starts when each of them is singly filled.