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Byju's Answer
Standard XII
Chemistry
Stability of Fully Filled and Half Filled Orbitals
Write the ele...
Question
Write the electronic configuration of Fe
2+
ion?
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Solution
Ground state configuration of Fe is
1s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
6
4
s
2
W
h
e
n
F
e
a
t
o
m
i
s
o
x
i
d
i
s
e
d
t
o
F
e
2
+
b
y
l
o
s
i
n
g
i
t
s
2
e
l
e
c
t
r
o
n
s
f
r
o
m
4
s
o
r
b
i
t
a
l
,
t
h
e
c
o
n
f
i
g
u
r
a
t
i
o
n
b
e
c
o
m
e
s
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
6
S
o
,
e
l
e
c
t
r
o
n
i
c
c
o
n
f
i
g
u
r
a
t
i
o
n
o
f
F
e
2
+
=
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
6
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[
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