Question

The spin-only magnetic moment of Fe⁺² ion is ______.

Options

• 3.806 BM

• 4.899 BM

• 5.796 BM

• 6.817 BM

Answer 1

The spin-only magnetic moment of Fe⁺² ion is 4.899 BM.

Explanation:

The spin-only magnetic moment of Fe⁺² ion is 4.899 BM. using `µs = root  "n(n + 2)"BM` with 4 unpaired electrons in its [Ar] 3d⁶ high-spin configuration.