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Standard XII
Chemistry
Groups
Question
An element with
Z
=
46
belongs to
:
9 group
11 group
10 group
12 group
A
9 group
B
11 group
C
12 group
D
10 group
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Solution
Verified by Toppr
Atomic number is 46 then it has 46 electrons.
It's configuration -
1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
4
s
2
3
d
10
4
p
6
5
s
2
4
d
8
Hence, maximum principal quantum number is 5 whereas group number is 10.
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