Isotopes of Argon (Z=18)
Click on an isotope to get more information about its decay
|
Isotope
|
Half-life
|
Spin
Parity
|
Decay Mode(s) or
Abundance |
|---|
| 30Ar
| 20 ns | 0+
|
%P=?
|
|---|
| 31Ar
| 15.1 ms |
|
%EC+%B+=100, %ECP=42 4, %EC2P=2.48 15, %EC3P=2.1 10
|
|---|
| 32Ar
| 98 ms | 0+
|
%EC+%B+=100, %ECP=43 3
|
|---|
| 33Ar
| 173.0 ms | 1/2+
|
%EC+%B+=100, %ECP=38.7 10
|
|---|
| 34Ar
| 844.5 ms | 0+
|
%EC+%B+=100
|
|---|
| 35Ar
| 1.775 s | 3/2+
|
%EC+%B+=100
|
|---|
| 36Ar
| stable | 0+
|
%Abundance=0.337 3
|
|---|
| 37Ar
| 35.04 d | 3/2+
|
%EC=100
|
|---|
| 38Ar
| stable | 0+
|
%Abundance=0.063 1
|
|---|
| 39Ar
| 269 y | 7/2-
|
%B-=100
|
|---|
| 40Ar
| stable | 0+
|
%Abundance=99.600 3
|
|---|
| 41Ar
| 109.34 m | 7/2-
|
%B-=100
|
|---|
| 42Ar
| 32.9 y | 0+
|
%B-=100
|
|---|
| 43Ar
| 5.37 m | (3/2,5/2)
|
%B-=100
|
|---|
| 44Ar
| 11.87 m | 0+
|
%B-=100
|
|---|
| 45Ar
| 21.48 s |
|
%B-=100
|
|---|
| 46Ar
| 8.4 s | 0+
|
%B-=100
|
|---|
| 47Ar
| 700 ms |
|
%B-=100, %B-N < 1
|
|---|
| 48Ar
| | 0+
|
|
|---|
| 49Ar
| |
|
|
|---|
| 50Ar
| | 0+
|
|
|---|
| 51Ar
| |
|
|
|---|
| 52Ar
| | 0+
|
|
|---|
| 53Ar
| |
|
|
|---|
Isotope Explorer Nuclear Structure and Decay Data
8th Edition of the Table of Isotopes
Isotopes Project Home Page
Lawrence Berkeley National Laboratory