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Byju's Answer
Standard XII
Chemistry
Multi-Electron Configurations and Orbital Diagrams
The electroni...
Question
The electronic configuration of
M
n
+
2
is:
A
[
A
r
]
3
d
4
4
s
1
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B
[
A
r
]
3
d
5
4
s
0
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C
[
K
r
]
4
d
5
4
s
0
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D
[
A
r
]
3
d
3
4
s
2
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Solution
The correct option is
A
[
A
r
]
3
d
5
4
s
0
Mn has Atomic number = 25 ,
So electronic configuration of
M
n
+
2
will be
[
A
r
]
3
d
5
4
s
0
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