Periodic table
en
fr
ar
es
pt
id
List
Compare
Tables
Quiz
Tools
Printables
Periodic table
›
iron
›
Fe-58
Iron-58 (Fe-58)
Identity
Protons
26
Neutrons
32
Mass number
58
Mass
57.93 ± 0.34 u
Mass excess
-62.155 MeV
Spin
0+
Stability
stable
Natural occurrence
0.282 %
of iron
Produced by
Co-58
Co-58
All isotopes of iron