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Chemistry
Chemistry
Problem
What is the correct electron configuration of
N
i
2
+
Ni^{2+}
N
i
2
+
? a.
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
4
s
2
4
p
6
3
d
2
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 4p^6 3d^2
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
4
s
2
4
p
6
3
d
2
b.
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
4
s
2
3
d
6
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^6
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
4
s
2
3
d
6
c.
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
10
1s^2 2s^2 2p^6 3s^2 3p^6 3d^{10}
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
10
d.
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
8
1s^2 2s^2 2p^6 3s^2 3p^6 3d^8
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
8
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