Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Chemistry
The electronic configuration of Pt (atomic number 78) is:
Q. The electronic configuration of
Pt
(atomic number 78) is:
107
172
JEE Main
JEE Main 2022
Structure of Atom
Report Error
A
[
X
e
]
4
f
14
5
d
9
6
s
1
0%
B
[
Kr
]
4
f
14
5
d
10
0%
C
[
X
e
]
4
f
14
5
d
10
0%
D
[
X
e
]
4
f
14
5
d
8
6
s
2
100%
Solution:
78
Pt
=
[
X
e
]
4
f
44
5
d
9
6
s
1
(Exceptional electronic configuration)