Definition:Iron/55

Isotope of Iron
Iron-$55$ is the isotope of iron which has $29$ neutrons in addition to its $26$ protons.

Fe-$55$ is radioactive, with a half-life of approximately $2.73$ years.

Fe-$55$ does not occur naturally.

Also see

 * Definition:Iron/54
 * Definition:Iron/56
 * Definition:Iron/57
 * Definition:Iron/58
 * Definition:Iron/59
 * Definition:Iron/60