See also: List of individual Tin isotopes (and general data sources).
General data
Name of the isotope:Tin-116; Sn-116Symbol:116Sn or 11650SnMass number A:116 (= number of nucleons)Atomic number Z:50 (= number of protons)Neutrons N:66Nucleon pairing (Z - N):even - evenNuclear ratio (N/Z ratio):1.32 (= neutron-proton ratio)Neutron excess (N-Z):16Isotopic mass:115.901743(1) u (atomic weight of Tin-116)Nuclide mass:115.8743156 u (calculated nuclear mass without electrons)Mass excess:-91.52581 MeVMass defect:1.061393056 u (per nucleus)Nuclear binding energy:988.68126331 MeV (per nucleus) 8.52311434 MeV (average binding energy per nucleon)Separation energy:SN = 9.56345(9) MeV (first neutron) SP = 9.27859(10) MeV (first proton)Half-life:stableSpin and parity: (nuclear angular momentum)0+Charge radius:4.6250(19) femtometer fmYear of discovery:1922
Comparison of the natural Tin isotopes including isotopic abundance (mole fraction of the isotope mixture in percent):
Atomic Mass ma
Quantity
Half-life
Spin
Tin Isotopic mixture
118.710 u
100 %
Isotope 112Sn
111.904824(4) u
0.97(1) %
stable
0+
Isotope 114Sn
113.902783(6) u
0.66(1) %
stable
0+
Isotope 115Sn
114.9033447(1) u
0.34(1) %
stable
1/2+
Isotope 116Sn
115.901743(1) u
14.54(9) %
stable
0+
Isotope 117Sn
116.902954(3) u
7.68(7) %
stable
1/2+
Isotope 118Sn
117.901607(3) u
24.22(9) %
stable
0+
Isotope 119Sn
118.903311(5) u
8.59(4) %
stable
1/2+
Isotope 120Sn
119.902202(6) u
32.58(9) %
stable
0+
Isotope 122Sn
121.90344(2) u
4.63(3) %
stable
0+
Isotope 124Sn
123.905277(7) u
5.79(5) %
stable
0+
Isotones and Isobars
The following table shows the atomic nuclei that are isotonic (same neutron number N = 66) and isobaric (same nucleon number A = 116) with Tin-116. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
