Cadmium-111

Properties and data of the isotope ¹¹¹Cd.

Contents

General data

Name of the isotope:Cadmium-111; Cd-111Symbol:¹¹¹Cd or 11148CdMass number A:111 (= number of nucleons)Atomic number Z:48 (= number of protons)Neutrons N:63Isotopic mass:110.904183(4) u (atomic weight of Cadmium-111)Nuclide mass:110.8778526 u (calculated nuclear mass without electrons)Mass excess:-89.25296 MeVMass defect:1.017308244 u (per nucleus)Nuclear binding energy:947.61652544 MeV (per nucleus)
8.53708581 MeV (average binding energy per nucleon)Separation energy:S_N = 6.97560(17) MeV (first neutron)
S_P = 9.0839(13) MeV (first proton)Half-life:stableSpin and parity:
(nuclear angular momentum)1/2+Magnetic dipole moment:μ(μ_N) = -0.5940(3)Charge radius:4.5845(57) femtometer fmYear of discovery:1925

Parent Nuclides

Direct parent isotopes are: ¹¹¹In, ¹¹¹Ag.

Occurrence

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

	Atomic Mass m_a	Quantity	Half-life	Spin
Cadmium Isotopic mixture	112.414 u	100 %
Isotope ¹⁰⁶Cd	105.906460(8) u	1.245(22) %	stable	0+
Isotope ¹⁰⁸Cd	107.904183(8) u	0.888(11) %	stable	0+
Isotope ¹¹⁰Cd	109.903007(4) u	12.470(61) %	stable	0+
Isotope ¹¹¹Cd	110.904183(4) u	12.795(12) %	stable	1/2+
Isotope ¹¹²Cd	111.902763(4) u	24.109(7) %	stable	0+
Isotope ¹¹³Cd	112.904408(3) u	12.227(7) %	8.04(5) × 10¹⁵ a	1/2+
Isotope ¹¹⁴Cd	113.903365(3) u	28.754(81) %	stable	0+
Isotope ¹¹⁶Cd	115.904763(2) u	7.512(54) %	3.3(4) × 10¹⁹ a	0+

NMR data

Nuclear magnetic properties of the NMR active Nuclide ¹¹¹Cd

Isotope:¹¹¹Cd-NMRQuantity:12.795(12) %Spin:1/2+Nuclearmagnetic moment
μ/μ_N:-0.5940(3)Gyromagnetic ratio γ:5.7046 · 10⁷ rad T^-1 s^-1Nuclear g-factor:g_l = -1.188Resonance frequency:v₀ = 9.0692 at 1 TRelative Sensitivity:0.00966 (H₀ = const.)
0.2130 (v₀ = const.)
[related to ¹H = 1.000]

Nuclear Isomers

Nuclear isomers or excited states with the activation energy in keV related to the ground state.

Nuclear Isomer	Excitation Energy	Half-life	Spin
^111mCd	396.214(21) keV	48.50(9) min	11/2-

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 63) and isobaric (same nucleon number A = 111) with Cadmium-111. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

Z	Isotone N = 63	Isobar A = 111
35	⁹⁸Br
36	⁹⁹Kr
37	¹⁰⁰Rb
38	¹⁰¹Sr
39	¹⁰²Y
40	¹⁰³Zr	¹¹¹Zr
41	¹⁰⁴Nb	¹¹¹Nb
42	¹⁰⁵Mo	¹¹¹Mo
43	¹⁰⁶Tc	¹¹¹Tc
44	¹⁰⁷Ru	¹¹¹Ru
45	¹⁰⁸Rh	¹¹¹Rh
46	¹⁰⁹Pd	¹¹¹Pd
47	¹¹⁰Ag	¹¹¹Ag
48	¹¹¹Cd	¹¹¹Cd
49	¹¹²In	¹¹¹In
50	¹¹³Sn	¹¹¹Sn
51	¹¹⁴Sb	¹¹¹Sb
52	¹¹⁵Te	¹¹¹Te
53	¹¹⁶I	¹¹¹I
54	¹¹⁷Xe	¹¹¹Xe
55	¹¹⁸Cs
56	¹¹⁹Ba
57	¹²⁰La
58	¹²¹Ce
59	¹²²Pr