34-Se
 basic
34-selenium
Naturally occuring isotopes:
Se-74   ( 0.89% ) Se-76   ( 9.36% ) Se-77   ( 7.63% ) Se-78   ( 23.78% ) Se-80   ( 49.61% ) Se-82   ( 8.73% , 1.08E+20 )
Isotopes:
Se-65   Se-66   Se-67   Se-68   Se-69   Se-70   Se-71   Se-72   Se-73   Se-75   Se-79   Se-81   Se-83   Se-84   Se-85   Se-86   Se-87   Se-88   Se-89   Se-90   Se-91   Se-92  
For information on elements, we recommend .