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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 3rd orbit(m)?

sainath sai , 6 Years ago
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anser 2 Answers
Arun
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
Last Activity: 6 Years ago
Vikas TU
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 
Last Activity: 6 Years ago
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