1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard IX
Chemistry
Distribution of Electrons in Different Orbits
What is the e...
Question
What is the electronic configuration of
40
18
Ar
?
A
1, 8, 9
No worries! Weāve got your back. Try BYJUāS free classes today!
B
2, 8, 8
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
2, 8, 8, 3
No worries! Weāve got your back. Try BYJUāS free classes today!
D
2, 8, 18, 12
No worries! Weāve got your back. Try BYJUāS free classes today!
Open in App
Solution
The correct option is
B
2, 8, 8
∙
The maximum number of electrons that a shell can accommodate is given by
2
n
2
, where
n
is the shell number.
∙
The atomic number of argon
(
A
r
)
is 18 and its electronic configuration is:
Shell
K
L
M
No. of electrons
2
8
8
Suggest Corrections
0
Similar questions
Q.
What is the electronic configuration of phosphorus?
Q.
What is the electronic configuration of chloride ion?
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Distribution of Electrons in Different Orbits_Tackle
CHEMISTRY
Watch in App
Explore more
Distribution of Electrons in Different Orbits
Standard IX Chemistry
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app