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what is electronic configuration of iron in s,p,d,f orbits? why does the electrons are placed inth orbit(n) without filling the 3 rd orbit(m)?

what is electronic configuration of iron  in s,p,d,f orbits? why does the electrons are placed inth orbit(n) without filling the 3rd orbit(m)?

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2 Answers

Arun
25763 Points
2 years ago
following the rules on how to fill the orbitals, the electronic configuration of iron (Fe) is 1s2 2s2 2p6 3s2 3p6 4s2 3d6 , and it is abbreviated form [Ar] 4s2 3d6
Vikas TU
14149 Points
2 years ago
Dear student 
It is due to the Aufbau principle , we place the electrons in iron , 
Please refer the study matrial if you have any doubt 
Good Luk 

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