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ChemistryInteger+4 / -1Question 87 of 90

JEE Main 2022 · 30 Jun · Shift 1, Chemistry question 87

Spin only magnetic moment (μs\mu_s) of K3[Fe(CN)6]\mathrm{K_3[Fe(CN)_6]} is ______ B.M. (Nearest integer).

Answer and worked solution

Official answer: 2

[Fe(CN)6]3−\mathrm{[Fe(CN)_6]^{3-}} is low-spin d5d^5 with one unpaired electron: 1.73, i.e. 2 B.M.

Answer: 2

Topics:Magnetic properties and colourCrystal field theory
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