Iodine-110

Properties and data of the isotope ¹¹⁰I.

Content

General data

Name of the isotope:Iodine-110; I-110Other names:Jod-110Symbol:¹¹⁰I or 11053IMass number A:110 (= number of nucleons)Atomic number Z:53 (= number of protons)Neutrons N:57Isotopic mass:109.93509(5) u (atomic weight of Iodine-110)Nuclide mass:109.9060171 u (calculated nuclear mass without electrons)Mass excess:-60.46328 MeVMass defect:0.973536908 u (per nucleus)Nuclear binding energy:906.84378858 MeV (per nucleus)
8.24403444 MeV (average binding energy per nucleon)Separation energy:S_N = 10.86(5) MeV (first neutron)
S_P = 0.040(50) MeV (first proton)Half-life:664(24) msDecay constant λ:1.043896356265 s^-1Specific activity α:5.767422844589 × 10⁺²¹ Bq g^-1
155876293097.01 Ci g^-1Spin and parity:
(nuclear angular momentum)(1+)Year of discovery:1977

Radioactive Decay

Half-life T_½ = 664(24) ms respectively 6.64 × 10^-1 seconds s.

Decay mode	Daughter	Probability	Decay energy
EE/β⁺	¹¹⁰Te	83(4) %	11.77(5) MeV
α	¹⁰⁶Sb	17(4) %	3.58(5) MeV
EE, p	¹⁰⁹Sb	11(3) %
EE, α	¹⁰⁶Sn	1.09 %

Parent Nuclides

Direct parent isotopes are: ¹¹⁰Xe, ¹¹⁴Cs.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 57) and isobaric (same nucleon number A = 110) with Iodine-110. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

OZ	Isotone N = 57	Isobar A = 110
32	⁸⁹Ge
33	⁹⁰As
34	⁹¹Se
35	⁹²Br
36	⁹³Kr
37	⁹⁴Rb
38	⁹⁵Sr
39	⁹⁶Y
40	⁹⁷Zr	¹¹⁰Zr
41	⁹⁸Nb	¹¹⁰Nb
42	⁹⁹Mo	¹¹⁰Mo
43	¹⁰⁰Tc	¹¹⁰Tc
44	¹⁰¹Ru	¹¹⁰Ru
45	¹⁰²Rh	¹¹⁰Rh
46	¹⁰³Pd	¹¹⁰Pd
47	¹⁰⁴Ag	¹¹⁰Ag
48	¹⁰⁵Cd	¹¹⁰Cd
49	¹⁰⁶In	¹¹⁰In
50	¹⁰⁷Sn	¹¹⁰Sn
51	¹⁰⁸Sb	¹¹⁰Sb
52	¹⁰⁹Te	¹¹⁰Te
53	¹¹⁰I	¹¹⁰I
54	¹¹¹Xe	¹¹⁰Xe
55	¹¹²Cs