The saturation magnetization for Fe3O4, given that each cubi

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The saturation magnetization for Fe₃O₄, given that each cubic unit cell contains 8 Fe²⁺ and 16 Fe³⁺ ions, where Bohr magneton ¡s 9.274 × 10^-24 A.m² and that the unit cell edge length is 0.839 mm, will be

[ESE (IES) EE 2019 Paper 2 (Technical)]

A 1.25 × 105 A/m

B 5 × 105 A/m

C 10 × 105 A/m

D 20 × 105 A/m