state and explain n+l rule with example

Asked by atulpd | 19th Aug, 2018, 03:01: PM

Expert Answer:

According to (n+l) rule: Orbital which has the least value of (n+l) will be filled first to the electrons.
Example: 3s orbital will be filled first and then 3p orbital.
Orbital      n        l        (n+l)   
   3s      3     0   3+0=3
   3p      3      1   3+1=4

Answered by Ramandeep | 20th Aug, 2018, 03:30: PM