How many unpaired electrons are present in a Fe 2+ ion?

Question

How many unpaired electrons are present in a Fe 2+ ion? (A)  (B)  (C)  (D)

Tardigrade Admin · Accepted Answer

26 Fe =[ Ar ] 3 d 6 4 s 2 Fe 2+=[ Ar ] 3 d 6 <img class="img-fluid question-image" alt="image" src="https://cdn.tardigrade.in/img/question/chemistry/3fb6f7135ce486dd7a0a8e2107e2623a-.png" /> 4 unpaired electrons are present in Fe 2+ ion.

Q. How many unpaired electrons are present in a $F e^{2 +}$ ion?

$_{26} F e = [A r] 3 d^{6} 4 s^{2}$
$F e^{2 +} = [A r] 3 d^{6}$

$4$ unpaired electrons are present in $F e^{2 +}$ ion.

Q. How many unpaired electrons are present in a Fe2+ ion?

26​Fe=[Ar]3d64s2 Fe2+=[Ar]3d6 4 unpaired electrons are present in Fe2+ ion.

Q. How many unpaired electrons are present in a $F e^{2 +}$ ion?

$_{26} F e = [A r] 3 d^{6} 4 s^{2}$
$F e^{2 +} = [A r] 3 d^{6}$

$4$ unpaired electrons are present in $F e^{2 +}$ ion.