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Question: Answered & Verified by Expert
Calculate the value of magnetic moment for  26Fe3+.
Chemistryd and f Block ElementsNEET
Options:
  • A 1.73 BM
  • B 3.87 BM
  • C 4.90 BM
  • D 5.92 BM
Solution:
2568 Upvotes Verified Answer
The correct answer is: 5.92 BM

Fe : 3 d 6 4 s 2

Fe3+: 3d54so

↑↑↑↑↑

n=5

The formula of magnetic moment µ :

n n+2 BM

Whereas:- n = Number of unpaired electron

BM= Bohr Magneton

µ= 35  BM

=5.92 BM

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