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AP EAMCET Engineering 2013 Solved Paper
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© examsnet.com
Question : 43
Total: 160
The number of elements present in the fourth period is
32
8
18
2
Validate
Solution:
For 4 th period,
n
=
4
.
Orbitals being filled
=
4
s
,
3
d
,
4
p
Number of elements in the period
=
2
,
10
,
6
=
18
© examsnet.com
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