Aufbau principle fails to explain the configuration of element with atomic number
Answers
Answered by
2
Answer:
ANSWER
Chromium has atomic number 24.
Actual electronic configuration: 1s
2
2s
2
2p
6
3s
2
3p
6
3d
5
4s
1
.
According to Aufbau: 1s
2
2s
2
2p
6
3s
2
3p
6
3d
4
4s
2
.
Discripency is because of extra stability of half filled (d
5
) orbitals.
Explanation:
mark me as brainiest...
Similar questions