Which has the same number of s-electrons as the d-electrons in $F e^{2 +}$ ?

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Solution

The correct option is D P
The number of d orbital electrons in $F e^{2 +} = 6$ .
Therefore, the element must have all the orbitals up to 3s filled.
Possible solution is P whose configuration is:
$1 s_{2} 2 s_{2} 2 p_{6} 3 s_{2} 3 p_{3}$ .

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Similar questions

The number of d - electrons in $F e^{2 +}$ (Z = 26) is not equal to the number of electrons in which one of the following ?

(A t o m i c n u m b e r o f F e = 26)

F e^{2 +}

= 26

F e^{2 +}

F e^{2 +}

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