About   |   More   |   Search
ChemLin Logo

Cadmium-116

Properties and data of the isotope 116Cd.


Contents

See also: list of Cadmium isotopes.

 

General data

Name of the isotope:Cadmium-116; Cd-116Symbol:116Cd or 11648CdMass number A:116 (= number of nucleons)Atomic number Z:48 (= number of protons)Neutrons N:68Isotopic mass:115.904763(2) u (atomic weight of Cadmium-116)Nuclide mass:115.8784326 u (calculated nuclear mass without electrons)Mass excess:-88.71269 MeVMass defect:1.060052824 u (per nucleus)Nuclear binding energy:987.43284524 MeV (per nucleus)
8.51235211 MeV (average binding energy per nucleon)
Separation energy:SN = 8.6993(7) MeV (first neutron)
SP = 11.019(18) MeV (first proton)
Half-life:3.3(4) × 1019 aDecay constant λ:6.660470578693 × 10-28 s-1Specific activity α:3.487851479857 × 10-6 Bq g-1
9.426625621235 × 10-17 Ci g-1
Spin and parity:
(nuclear angular momentum)
0+Charge radius:4.6203(59) femtometer fmYear of discovery:1925

 

Radioactive Decay

Half-life T½ = 3.3(4) × 1019 a respectively 1.040688 × 1027 seconds s.

Decay
mode
DaughterProbabilityDecay energyγ energy
(intensity)
2 β-116Sn?

 

Parent Nuclides

Direct parent isotopes are: 116In, 116Ag.

 

Occurrence

Comparison of the natural Cadmium isotopes including isotopic abundance (mole fraction of the isotope mixture in percent):

 

Atomic Mass maQuantityHalf-lifeSpin
Cadmium
Isotopic mixture
112.414 u100 %
Isotope 106Cd105.906460(8) u1.245(22) %stable0+
Isotope 108Cd107.904183(8) u0.888(11) %stable0+
Isotope 110Cd109.903007(4) u12.470(61) %stable0+
Isotope 111Cd110.904183(4) u12.795(12) %stable1/2+
Isotope 112Cd111.902763(4) u24.109(7) %stable0+
Isotope 113Cd112.904408(3) u12.227(7) %8.04(5) × 1015 a1/2+
Isotope 114Cd113.903365(3) u28.754(81) %stable0+
Isotope 116Cd115.904763(2) u7.512(54) %3.3(4) × 1019 a0+

 

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 68) and isobaric (same nucleon number A = 116) with Cadmium-116. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

 

ZIsotone N = 68Isobar A = 116
38106Sr
39107Y
40108Zr
41109Nb
42110Mo116Mo
43111Tc116Tc
44112Ru116Ru
45113Rh116Rh
46114Pd116Pd
47115Ag116Ag
48116Cd116Cd
49117In116In
50118Sn116Sn
51119Sb116Sb
52120Te116Te
53121I116I
54122Xe116Xe
55123Cs116Cs
56124Ba116Ba
57125La116La
58126Ce
59127Pr
60128Nd
61129Pm
62130Sm
63131Eu

 

External data and identifiers

Adopted Levels, Gammas:NuDat 116Cd

 


More Chemistry

isotopes

Social Media

Facebook

LinkedIn

Twitter


Last update: 2020-10-16


© 1996 - 2024 ChemLin