The spin- only magnetic moment value of the most basic oxide of vanadium among V₂O₃, V₂O₄ and V₂O₅ is _____________B. M (Nearest integer)

<p>Most basic oxide V₂O3</p><p>Here V has +3 O.S. Hence V⁺³&nbsp;<math><mrow><mrow><mo> [</mo><mrow><mi>A</mi><mi>r</mi></mrow><mo>]</mo></mrow><mn>3</mn><msup><mrow><mi>d</mi></mrow><mrow><mn>2</mn></mrow></msup></mrow></math></p><p>two unpaired e^- in d- subshell</p><p><math><mrow><mi>μ</mi><mo>=</mo><mroot><mrow><mn>2</mn><mrow><mo> (</mo><mrow><mn>2</mn><mo>+</mo><mn>2</mn></mrow><mo>)</mo></mrow></mrow><mrow></mrow></mroot><mo>=</mo><mroot><mrow><mn>8</mn></mrow><mrow></mrow></mroot><mo>=</mo><mn>2</mn><mo>.</mo><mn>8</mn><mn>4</mn><mtext> </mtext><mtext> </mtext><mi>B</mi><mi>M</mi><mo>≈</mo><mn>3</mn></mrow></math></p>

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