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Class 11 NEET Chemistry Structure Of Atom Questions
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Question : 69
Total: 82
Electronic configuration of calcium atom can be written as
(1992)
[
N
e
]
4
p
2
[
A
r
]
4
s
2
[
N
e
]
4
s
2
[
K
r
]
4
p
2
Validate
Solution:
Atomic no. of
C
a
=
20
∴ Electronic configuration of
C
a
=
[
A
r
]
4
s
2
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