Answer :
Answer:
The electron first fills the 2P orbital and then the 3S orbital because the 2P orbital has a lower principal quantum number (n) compared to the 3S orbital, even though they have the same n +
Answer:
The electron first fills the 2P orbital and then the 3S orbital because the 2P orbital has a lower principal quantum number (n) compared to the 3S orbital, even though they have the same n +