Isotopes of Mendelevium (Z=101)
Click on an isotope to get more information about its decay
| Isotope
| Half-life
| Spin
Parity
| Decay Mode(s) or
Abundance |
|---|
| 245Md
| 0.35 s | (7/2) |
%A=100
|
|---|
| 245m1Md
| 0.90 ms | (1/2-) |
|
|---|
| 246Md
| 1.0 s | |
%A=100
|
|---|
| 247Md
| 1.12 s | |
%A=80 17, %SF=20 17
|
|---|
| 248Md
| 7 s | |
%EC=80 10, %A=20 10, %SF < 0.05
|
|---|
| 249Md
| 24 s | |
%EC=80 10, %A=20 10
|
|---|
| 250Md
| 52 s | |
%EC=93 3, %A=7 3, %ECSF=0.02 sys
|
|---|
| 251Md
| 4.0 m | |
%EC > 90, %A < 10
|
|---|
| 252Md
| 2.3 m | |
%EC>50, %A<50
|
|---|
| 253Md
| 6 m | |
%EC+%B+=100
|
|---|
| 254Md
| 10 m | |
%EC < 100
|
|---|
| 254m1Md
| 28 m | |
%EC < 100
|
|---|
| 255Md
| 27 m | (7/2-) |
%EC=92 2, %A=8 2, %SF < 1.4
|
|---|
| 256Md
| 78.1 m | (0-,1-) |
%EC=90.7 5, %A=9.3 5, %SF < 2.8
|
|---|
| 257Md
| 5.52 h | (7/2-) |
%EC=85 3, %A=15 3, %SF<1
|
|---|
| 258Md
| 51.5 d | (8-) |
%A=100, %SF < 0.003, %B- < 0.003, %EC < 0.003
|
|---|
| 258m1Md
| 57.0 m | (1-) |
%EC > 70, %SF < 30, %A < 1.2, %B- < 30
|
|---|
| 259Md
| 96 m | (7/2-) |
%SF ~ 100, %A<1.3
|
|---|
| 260Md
| 31.8 d | |
%SF>73, %A < 25, %B- < 10
|
|---|
Last update on
February 15, 2012
