Match List - I with List - II. List-I List-II (a) [Fe ( CN ) _ 6 ]...

${\left[Fe ( CN{)}_{6}\right]}^{3 -}$ has ${Fe}^{3 +}$ central ion \left({d}^{5}\right)$</p><p>Electronic configuration (SFL)</p><p>${t}_{2g}{eg 2, 2, 1}^{0, 0}$</p><p>$n = 1$</p><p>Magnetic moment:</p><p>$\mu = \sqrt{n\left(n + 2\right)}BM$</p><p>$= \sqrt{1 ( 1 + 2 )}$</p><p>$= \sqrt{3}$</p><p>$= 1 . 73BM$</p><p>${\left[Fe{\left({H}_{2}O\right)}_{6}\right]}^{3 +}:$has${d}^{5}$electrons.</p><p>Electronic configuration (WFL)</p><p>${t}_{2g}{e 1, 1, 1}_{g}^{1, 1}$</p><p>$n = 5$</p><p>$\mu = \sqrt{5 ( 5 + 2 )} = \sqrt{35}$</p><p>$= 5 . 92B . M .

${\left[Fe ( CN{)}_{6}\right]}$^{4 -}$has${d}^{6}$electrons.<br />Electronic configuration (SFL)</p><p>${t}_{2g}^{2, 2, 1}{e}_{g}^{0, 0}$</p><p>$n = 0$</p><p>$\mu = 0B . M .

${\left[Fe{\left({H}_{2}O\right)}_{6}\right]}^{2 +}$ has ${d}^{6}$ electron
Electronic configuration: (WFL)

${t}_{2g}^{2, 2, 1}{e}_{g}^{1, 1}$

$n = 4$

$\mu = \sqrt{4 ( 4 + 2 )} = 4 . 90B . M .</p>$