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Tin-124

Properties and data of the isotope 124Sn.


Content

See also: list of Tin isotopes.

 

General data

Name of the isotope:Tin-124; Sn-124Symbol:124Sn or 12450SnMass number A:124 (= number of nucleons)Atomic number Z:50 (= number of protons)Neutrons N:74Isotopic mass:123.905277(7) u (atomic weight of Tin-124)Nuclide mass:123.8778496 u (calculated nuclear mass without electrons)Mass excess:-88.23391 MeVMass defect:1.127178384 u (per nucleus)Nuclear binding energy:1049.95990163 MeV (per nucleus)
8.46741856 MeV (average binding energy per nucleon)
Separation energy:SN = 8.4893(24) MeV (first neutron)
SP = 12.093(20) MeV (first proton)
Half-life:stableSpin and parity:
(nuclear angular momentum)
0+Charge radius:4.6735(23) femtometer fmYear of discovery:1922

 

Parent Nuclides

Direct parent isotope is: 124In.

 

Occurrence

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

 

Atomic Mass maQuantityHalf-lifeSpin
Tin
Isotopic mixture
118.710 u100 %
Isotope 112Sn111.904824(4) u0.97(1) %stable0+
Isotope 114Sn113.902783(6) u0.66(1) %stable0+
Isotope 115Sn114.9033447(1) u0.34(1) %stable1/2+
Isotope 116Sn115.901743(1) u14.54(9) %stable0+
Isotope 117Sn116.902954(3) u7.68(7) %stable1/2+
Isotope 118Sn117.901607(3) u24.22(9) %stable0+
Isotope 119Sn118.903311(5) u8.59(4) %stable1/2+
Isotope 120Sn119.902202(6) u32.58(9) %stable0+
Isotope 122Sn121.90344(2) u4.63(3) %stable0+
Isotope 124Sn123.905277(7) u5.79(5) %stable0+

 

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 74) and isobaric (same nucleon number A = 124) with Tin-124. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

 

OZIsotone N = 74Isobar A = 124
41115Nb
42116Mo
43117Tc
44118Ru124Ru
45119Rh124Rh
46120Pd124Pd
47121Ag124Ag
48122Cd124Cd
49123In124In
50124Sn124Sn
51125Sb124Sb
52126Te124Te
53127I124I
54128Xe124Xe
55129Cs124Cs
56130Ba124Ba
57131La124La
58132Ce124Ce
59133Pr124Pr
60134Nd124Nd
61135Pm
62136Sm
63137Eu
64138Gd
65139Tb
66140Dy
67141Ho

 

External data and identifiers

Adopted Levels, Gammas:NuDat 124Sn

 


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Last update: 2020-10-17


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