Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Periodic Table
If Hund's rule is not followed, magnetic moments of Fe2+, Mn+ and Cr, all having 24 electrons will be in order
1
Fe2+ < Mn+ < Cr
2
Fe2+ = Cr < Mn+
3
Fe2+ = Mn+ < Cr
4
More than one of the above
5
None of the above