What is effective atomic number of Fe in $\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{4-}$ (At. no. of…

What is effective atomic number of Fe in $\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{4-}$ (At. no. of $\mathrm{Fe}=26$ )
  1. 34
  2. 26
  3. 36
  4. 35

Solution

$\mathrm{Z}=26, \mathrm{X}=2, \mathrm{Y}=12$ $\mathrm{EAN}=\mathrm{Z}-\mathrm{X}+\mathrm{Y}=26-2+12=36$

Asked in: MHT CET 2020 (12 Oct Shift 1)

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