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Standard XII
Chemistry
Atomic Number and Mass Number
The electroni...
Question
The electronic configuration of
U
3
+
ion is:
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Solution
Electronic configuration
The distribution of electrons into orbitals of an atom is called its electronic configuration.
Electronic configuration of
U
3
+
The symbol for Uranium is
U
and its atomic number is
92
.
The electronic configuration of
U
is
Rn
5
f
3
6
d
1
7
s
2
.
It is a f-block element and belongs to actinide series.
Uranium loses 3 electrons from the outermost shell and
U
3
+
ion is formed.
So, the electronic configuration of
U
3
+
ion is
[
Rn
]
5
f
3
.
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