W
e=74, p=e, n=184-74=110
Pb
e=82, p=e, n=207-82=125
Rn
e=86, p=e, n=222-86=136
Co
e=27, p=e, n=59-27=32
Ni
e=28, p=e, n=59-28=31
K
e=19, p=e, n=39-19=20
Ba
e=56, p=e, n=137-56=81
Mg
e=12, p=e, n=24-12=12
Sn
e=51, p=e, n=122-51=71
W
e=74, p=e, n=184-74=110
Pb
e=82, p=e, n=207-82=125
Rn
e=86, p=e, n=222-86=136
Co
e=27, p=e, n=59-27=32
Ni
e=28, p=e, n=59-28=31
K
e=19, p=e, n=39-19=20
Ba
e=56, p=e, n=137-56=81
Mg
e=12, p=e, n=24-12=12
Sn
e=51, p=e, n=122-51=71