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Question: What is the magnetic moment of \(\lbrack FeF_{6}\rbrack^{3 -}\)....

What is the magnetic moment of [FeF6]3−\lbrack FeF_{6}\rbrack^{3 -}.

A

5.92

B

5.49

C

2.32

D

4

Answer

5.92

Explanation

Solution

Fe3+Fe^{3 +} ion has [Ar] 6mu3d5\lbrack Ar\rbrack\mspace{6mu} 3d^{5} configuration hence number of unpaired electron is 5.