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PART - 1 CH - 2 Structure of Atom — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryPART - 1 CH - 2 Structure of Atom1 Mark
Question
Write the electronic configuration of $Fe ^{+2}$.
✓

Answer

${ }_{26} Fe =1 s^2 2 s^2 2 p ^6 3 s^2 3 p ^6 3 d^6 4 s^2$
Hence $Fe ^{+2}=\left[\right.$ Ar] $3 d^6$

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