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Question
Chemistry
Which of the following d-block elements have same configuration of (n-1) d subshell?
Q. Which of the following d-block elements have same configuration of
(
n
−
1
)
d subshell?
1963
209
The d-and f-Block Elements
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A
Cu , Zn
41%
B
Cr , Cu
22%
C
Cr , Zn
22%
D
Co , Ni
16%
Solution:
Both elements belong to
3
d
series.
C
u
→
[
A
r
]
3
d
10
4
s
1
Z
n
→
[
A
r
]
3
d
10
4
s
2
Same configuration of
(
n
−
1
)
d
subshell.