Isotopes of Ruthenium

List of known isotopes of the element Ruthenium.

Isotope	t½	%	Spin/parity	Radius	Isotopic mass	Discovery
⁸⁵Ru	450 ns	syn.	—	—	8.496·10⁷ ±537 keV/c²	2013
⁸⁶Ru	438 ns	syn.	0+	—	8.595·10⁷ ±429 keV/c²	2013
⁸⁷Ru	stab.	syn.	—	—	8.695·10⁷ ±429 keV/c²	1995
⁸⁸Ru	1.2 ± s	syn.	0+	—	8.794·10⁷ ±322 keV/c²	1994
⁸⁹Ru	1.32 ±3 s	syn.	(9/2+)	—	8.893·10⁷ ±26 keV/c²	1992
⁹⁰Ru	11.7 ±9 s	syn.	0+	—	8.993·10⁷ ±4.004 keV/c²	1991
⁹¹Ru	8 ±4 s	syn.	(9/2+)	—	9.092·10⁷ ±2.384 keV/c²	1983
⁹²Ru	3.65 ±5 m	syn.	0+	—	9.192·10⁷ ±2.917 keV/c²	1971
⁹³Ru	59.7 ±6 s	syn.	(9/2)+	—	9.291·10⁷ ±2.216 keV/c²	1972
⁹⁴Ru	51.8 ±6 m	syn.	0+	—	9.391·10⁷ ±3.374 keV/c²	1952
⁹⁵Ru	1.643 ±13 h	syn.	5/2+	—	9.491·10⁷ ±10.2 keV/c²	1948
⁹⁶Ru	stab.	5.54 ±0.14 %	0+	4.39 ±0.0047 fm	9.59·10⁷ ±0.182 keV/c²	1931
⁹⁷Ru	2.83 ±23 d	syn.	5/2+	—	9.69·10⁷ ±2.965 keV/c²	1946
⁹⁸Ru	stab.	1.87 ±0.03 %	0+	4.422 ±0.0055 fm	9.79·10⁷ ±6.937 keV/c²	1944
⁹⁹Ru	stab.	12.76 ±0.14 %	5/2+	4.433 ±0.0042 fm	9.89·10⁷ ±0.368 keV/c²	1931
¹⁰⁰Ru	stab.	12.6 ±0.07 %	0+	4.453 ±0.0031 fm	9.99·10⁷ ±0.367 keV/c²	1931
¹⁰¹Ru	stab.	17.06 ±0.02 %	5/2+	4.46 ±0.002 fm	1.009·10⁸ ±0.443 keV/c²	1931
¹⁰²Ru	stab.	31.55 ±0.14 %	0+	4.48 ±0.0018 fm	1.019·10⁸ ±0.446 keV/c²	1931
¹⁰³Ru	39.24 ±13 d	syn.	3/2+	—	1.029·10⁸ ±0.473 keV/c²	1945
¹⁰⁴Ru	stab.	18.62 ±0.27 %	0+	4.509 ±0.002 fm	1.039·10⁸ ±2.682 keV/c²	1931
¹⁰⁵Ru	4.439 ±11 h	syn.	3/2+	—	1.049·10⁸ ±2.683 keV/c²	1945
¹⁰⁶Ru	371.8 ±18 d	syn.	0+	—	1.059·10⁸ ±5.787 keV/c²	1948
¹⁰⁷Ru	3.75 ±5 m	syn.	(5/2)+	—	1.069·10⁸ ±9.31 keV/c²	1951
¹⁰⁸Ru	4.55 ±5 m	syn.	0+	—	1.079·10⁸ ±9.318 keV/c²	1955
¹⁰⁹Ru	34.4 ±2 s	syn.	(5/2+)	—	1.089·10⁸ ±9.612 keV/c²	1967
¹¹⁰Ru	12.04 ±17 s	syn.	0+	—	1.099·10⁸ ±9.58 keV/c²	1970
¹¹¹Ru	2.12 ±7 s	syn.	5/2+	—	1.109·10⁸ ±10.39 keV/c²	1971
¹¹²Ru	1.75 ±7 s	syn.	0+	—	1.119·10⁸ ±10.3 keV/c²	1970
¹¹³Ru	0.8 ±5 s	syn.	(1/2+)	—	1.129·10⁸ ±41.09 keV/c²	1988
¹¹⁴Ru	0.54 ±3 s	syn.	0+	—	1.139·10⁸ ±3.817 keV/c²	1991
¹¹⁵Ru	318 ±19 ms	syn.	(3/2+)	—	1.149·10⁸ ±27.01 keV/c²	1992
¹¹⁶Ru	204 ±6 ms	syn.	0+	—	1.159·10⁸ ±4 keV/c²	1994
¹¹⁷Ru	151 ±3 ms	syn.	—	—	1.169·10⁸ ±465 keV/c²	1994
¹¹⁸Ru	99 ±3 ms	syn.	0+	—	1.179·10⁸ ±215 keV/c²	1994
¹¹⁹Ru	69.5 ±20 ms	syn.	—	—	1.189·10⁸ ±322 keV/c²	1997
¹²⁰Ru	45 ±2 ms	syn.	0+	—	1.199·10⁸ ±429 keV/c²	2010
¹²¹Ru	29 ±2 ms	syn.	—	—	1.209·10⁸ ±429 keV/c²	2010
¹²²Ru	25 ±1 ms	syn.	0+	—	1.219·10⁸ ±537 keV/c²	2010
¹²³Ru	19 ±2 ms	syn.	—	—	1.229·10⁸ ±537 keV/c²	2010
¹²⁴Ru	15 ±3 ms	syn.	0+	—	1.239·10⁸ ±644 keV/c²	2010
¹²⁵Ru	stab.	syn.	—	—	1.249·10⁸ ±322 keV/c²	2018

85RuRuthenium-85

Classification	z: 44; n: 41; m: 85
Half life	450 ns
Natural abundance	synthetic nuclide
Decay modes	proton emission; electron capture + proton emission; electron capture + β⁺ decay
Discovery	2013
Mass excess	-30,630 ±500 keV
Binding energy	8,027 ±6 keV
Single-particle energy	219 ±640 keV
Q value for electron capture	15,220 ±640.3 keV

Point at nuclide Decay chain of Ruthenium-85

86RuRuthenium-86

Classification	z: 44; n: 42; m: 86
Half life	438 ns
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay; electron capture + proton emission
Discovery	2013
Mass excess	-39,770 ±400 keV
Binding energy	8,133 ±5 keV
Single-particle energy	1,209 ±565 keV
Neutron separation energy	17,210 ±640 keV
Q value for electron capture	11,800 ±500 keV

Point at nuclide Decay chain of Ruthenium-86

87RuRuthenium-87

Classification	z: 44; n: 43; m: 87
Half life	stable nuclide
Natural abundance	synthetic nuclide
Discovery	1995
Mass excess	-45,730 ±400 keV
Binding energy	8,201 ±5 keV
Single-particle energy	1,449 ±500 keV
Neutron separation energy	14,030 ±565 keV
Q value for electron capture	11,960 ±400 keV

Point at nuclide

88RuRuthenium-88

Classification	z: 44; n: 44; m: 88
Half life	1.2 ± s
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay; electron capture + proton emission
Discovery	1994
Mass excess	-54,340 ±300 keV
Binding energy	8,298 ±3 keV
Single-particle energy	3,939 ±300 keV
Neutron separation energy	16,680 ±500 keV
Q value for electron capture	7,330 ±300 keV
β⁻ decay energy	-17,480 ±500 keV

Point at nuclide Decay chain of Ruthenium-88

89RuRuthenium-89

Classification	z: 44; n: 45; m: 89
Half life	1.32 ±3 s
Natural abundance	synthetic nuclide
Spin/parity	(9/2+)
Decay modes	electron capture + β⁺ decay; electron capture + proton emission
Discovery	1992
Mass excess	-58,370 ±24.21 keV
Binding energy	8,340 ±0.2721 keV
Single-particle energy	3,988 ±24.56 keV
Neutron separation energy	12,100 ±301 keV
Q value for electron capture	9,025 ±24.51 keV
β⁻ decay energy	-12,720 ±361 keV
β⁻ decay energy with neutron	-29,590 ±400 keV

Point at nuclide Decay chain of Ruthenium-89

90RuRuthenium-90

Classification	z: 44; n: 46; m: 90
Half life	11.7 ±9 s
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay
Discovery	1991
Mass excess	-64,890 ±3.73 keV
Binding energy	8,409 ±0.0414 keV
Single-particle energy	4,777 ±5.338 keV
Neutron separation energy	14,580 ±24.5 keV
Q value for electron capture	5,840 ±3.868 keV
β⁻ decay energy	-13,250 ±200 keV
β⁻ decay energy with neutron	-27,310 ±361 keV

Point at nuclide Decay chain of Ruthenium-90

91RuRuthenium-91

Classification	z: 44; n: 47; m: 91
Half life	8 ±4 s
Natural abundance	synthetic nuclide
Spin/parity	(9/2+)
Decay modes	electron capture + β⁺ decay
Discovery	1983
Mass excess	-68,240 ±2.221 keV
Binding energy	8,442 ±0.0244 keV
Single-particle energy	4,804 ±2.445 keV
Neutron separation energy	11,420 ±4.341 keV
Q value for electron capture	7,746 ±3.243 keV
β⁻ decay energy	-9,670 ±298 keV
β⁻ decay energy with neutron	-24,680 ±200 keV

Point at nuclide Decay chain of Ruthenium-91

92RuRuthenium-92

Classification	z: 44; n: 48; m: 92
Half life	3.65 ±5 m
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay
Discovery	1971
Mass excess	-74,310 ±2.718 keV
Binding energy	8,504 ±0.0295 keV
Single-particle energy	5,603 ±3.601 keV
Neutron separation energy	14,130 ±3.509 keV
Q value for electron capture	4,624 ±4.124 keV
β⁻ decay energy	-11,310 ±5.153 keV
β⁻ decay energy with neutron	-23,810 ±298 keV

Point at nuclide Decay chain of Ruthenium-92

93RuRuthenium-93

Classification	z: 44; n: 49; m: 93
Half life	59.7 ±6 s
Natural abundance	synthetic nuclide
Spin/parity	(9/2)+
Decay modes	electron capture + β⁺ decay
Discovery	1972
Mass excess	-77,220 ±2.065 keV
Binding energy	8,531 ±0.0222 keV
Single-particle energy	5,579 ±3.726 keV
Neutron separation energy	10,980 ±3.413 keV
Q value for electron capture	6,389 ±2.3 keV
β⁻ decay energy	-8,205 ±3.342 keV
β⁻ decay energy with neutron	-22,290 ±4.84 keV

Point at nuclide Decay chain of Ruthenium-93

94RuRuthenium-94

Classification	z: 44; n: 50; m: 94
Half life	51.8 ±6 m
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	electron capture + β⁺ decay
Discovery	1952
Mass excess	-82,590 ±3.143 keV
Binding energy	8,583 ±0.0334 keV
Single-particle energy	6,266 ±3.302 keV
Neutron separation energy	13,430 ±3.76 keV
Q value for electron capture	1,574 ±5.14 keV
β⁻ decay energy	-9,676 ±4.615 keV
β⁻ decay energy with neutron	-21,650 ±4.097 keV
Magnetic dipole moment	12.4 ±0.17 μN

Point at nuclide Decay chain of Ruthenium-94

95RuRuthenium-95

Classification	z: 44; n: 51; m: 95
Half life	1.643 ±13 h
Natural abundance	synthetic nuclide
Spin/parity	5/2+
Decay modes	electron capture + β⁺ decay
Discovery	1948
Mass excess	-83,460 ±9.502 keV
Binding energy	8,587 ±0.1 keV
Single-particle energy	6,588 ±10.33 keV
Neutron separation energy	8,945 ±10 keV
Q value for electron capture	2,563 ±10.77 keV
β⁻ decay energy	-5,118 ±10.26 keV
β⁻ decay energy with neutron	-18,630 ±10.08 keV
Magnetic dipole moment	0.861 ±0.007 μN

Point at nuclide Decay chain of Ruthenium-95

96RuRuthenium-96

Classification	z: 44; n: 52; m: 96
Half life	stable nuclide
Natural abundance	5.54 ±0.14 %
Spin/parity	0+
Discovery	1931
Mass excess	-86,090 ±0.17 keV
Binding energy	8,609 ±0.0018 keV
Single-particle energy	7,348 ±5.079 keV
Neutron separation energy	10,690 ±9.5 keV
Q value for electron capture	-258.8 ±5.149 keV
β⁻ decay energy	-6,393 ±10 keV
β⁻ decay energy with neutron	-15,820 ±3.889 keV
Magnetic dipole moment	2.3 ±0.3 μN
Electric quadrupole moment	-0.15 ±0.08 b

Point at nuclide

97RuRuthenium-97

Classification	z: 44; n: 53; m: 97
Half life	2.83 ±23 d
Natural abundance	synthetic nuclide
Spin/parity	5/2+
Decay modes	electron capture + β⁺ decay
Discovery	1946
Mass excess	-86,130 ±2.763 keV
Binding energy	8,604 ±0.0285 keV
Single-particle energy	7,587 ±5.838 keV
Neutron separation energy	8,111 ±2.757 keV
Q value for electron capture	1,103 ±4.959 keV
β⁻ decay energy	-3,523 ±35.35 keV
β⁻ decay energy with neutron	-14,510 ±10.37 keV
Magnetic dipole moment	-0.787 ±0.008 μN

Point at nuclide Decay chain of Ruthenium-97

98RuRuthenium-98

Classification	z: 44; n: 54; m: 98
Half life	stable nuclide
Natural abundance	1.87 ±0.03 %
Spin/parity	0+
Discovery	1944
Mass excess	-88,230 ±6.463 keV
Binding energy	8,620 ±0.0659 keV
Single-particle energy	8,289 ±7.662 keV
Neutron separation energy	10,170 ±7.028 keV
Q value for electron capture	-1,793 ±7.293 keV
β⁻ decay energy	-5,050 ±10 keV
β⁻ decay energy with neutron	-13,700 ±36.04 keV

Point at nuclide

99RuRuthenium-99

Classification	z: 44; n: 55; m: 99
Half life	stable nuclide
Natural abundance	12.76 ±0.14 %
Spin/parity	5/2+
Discovery	1931
Mass excess	-87,630 ±0.343 keV
Binding energy	8,608 ±0.0035 keV
Single-particle energy	8,482 ±3.392 keV
Neutron separation energy	7,471 ±6.471 keV
Q value for electron capture	-297.6 ±0.971 keV
β⁻ decay energy	-2,041 ±19.45 keV
β⁻ decay energy with neutron	-12,530 ±11.91 keV
Electric quadrupole moment	0.079 ±0.004 b

Point at nuclide

100RuRuthenium-100

Classification	z: 44; n: 56; m: 100
Half life	stable nuclide
Natural abundance	12.6 ±0.07 %
Spin/parity	0+
Discovery	1931
Mass excess	-89,230 ±0.342 keV
Binding energy	8,619 ±0.0034 keV
Single-particle energy	9,188 ±0.9451 keV
Neutron separation energy	9,673 ±0.0257 keV
Q value for electron capture	-3,207 ±1.39 keV
β⁻ decay energy	-3,637 ±18.12 keV
β⁻ decay energy with neutron	-11,720 ±19.45 keV

Point at nuclide

101RuRuthenium-101

Classification	z: 44; n: 57; m: 101
Half life	stable nuclide
Natural abundance	17.06 ±0.02 %
Spin/parity	5/2+
Discovery	1931
Mass excess	-87,960 ±0.413 keV
Binding energy	8,601 ±0.0041 keV
Single-particle energy	9,226 ±1.395 keV
Neutron separation energy	6,802 ±0.2348 keV
Q value for electron capture	-1,614 ±24 keV
β⁻ decay energy	-545.7 ±5.851 keV
β⁻ decay energy with neutron	-10,440 ±18.12 keV
Magnetic dipole moment	-0.718 ±0.006 μN
Electric quadrupole moment	0.46 ±0.02 b

Point at nuclide

102RuRuthenium-102

Classification	z: 44; n: 58; m: 102
Half life	stable nuclide
Natural abundance	31.55 ±0.14 %
Spin/parity	0+
Discovery	1931
Mass excess	-89,110 ±0.416 keV
Binding energy	8,607 ±0.0041 keV
Single-particle energy	10,050 ±24 keV
Neutron separation energy	9,219 ±0.05 keV
Q value for electron capture	-4,534 ±9.175 keV
β⁻ decay energy	-2,324 ±6.396 keV
β⁻ decay energy with neutron	-9,766 ±5.852 keV

Point at nuclide

103RuRuthenium-103

Classification	z: 44; n: 59; m: 103
Half life	39.24 ±13 d
Natural abundance	synthetic nuclide
Spin/parity	3/2+
Decay modes	β⁻ decay
Discovery	1945
Mass excess	-87,270 ±0.441 keV
Binding energy	8,584 ±0.0043 keV
Single-particle energy	9,983 ±9.164 keV
Neutron separation energy	6,232 ±0.1478 keV
Q value for electron capture	-2,664 ±9.82 keV
β⁻ decay energy	764.5 ±2.259 keV
β⁻ decay energy with neutron	-8,556 ±6.397 keV
Magnetic dipole moment	0.206 ±0.003 μN
Electric quadrupole moment	0.62 ±0.02 b

Point at nuclide Decay chain of Ruthenium-103

104RuRuthenium-104

Classification	z: 44; n: 60; m: 104
Half life	stable nuclide
Natural abundance	18.62 ±0.27 %
Spin/parity	0+
Discovery	1931
Mass excess	-88,100 ±2.498 keV
Binding energy	8,587 ±0.024 keV
Single-particle energy	10,780 ±9.486 keV
Neutron separation energy	8,899 ±2.491 keV
Q value for electron capture	-5,597 ±25.01 keV
β⁻ decay energy	-1,137 ±3.364 keV
β⁻ decay energy with neutron	-8,136 ±3.363 keV

Point at nuclide

105RuRuthenium-105

Classification	z: 44; n: 61; m: 105
Half life	4.439 ±11 h
Natural abundance	synthetic nuclide
Spin/parity	3/2+
Decay modes	β⁻ decay
Discovery	1945
Mass excess	-85,940 ±2.499 keV
Binding energy	8,561 ±0.0238 keV
Single-particle energy	10,720 ±24.93 keV
Neutron separation energy	5,910 ±0.1118 keV
Q value for electron capture	-3,649 ±35.35 keV
β⁻ decay energy	1,916 ±2.85 keV
β⁻ decay energy with neutron	-7,047 ±3.365 keV
Magnetic dipole moment	-0.32 μN

Point at nuclide Decay chain of Ruthenium-105

106RuRuthenium-106

Classification	z: 44; n: 62; m: 106
Half life	371.8 ±18 d
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay
Discovery	1948
Mass excess	-86,330 ±5.391 keV
Binding energy	8,560 ±0.0509 keV
Single-particle energy	11,320 ±35.64 keV
Neutron separation energy	8,460 ±5.477 keV
Q value for electron capture	-6,547 ±13.3 keV
β⁻ decay energy	39.4 ±0.2121 keV
β⁻ decay energy with neutron	-6,544 ±5.695 keV
Magnetic dipole moment	0.6 ±0.2 μN

Point at nuclide Decay chain of Ruthenium-106

107RuRuthenium-107

Classification	z: 44; n: 63; m: 107
Half life	3.75 ±5 m
Natural abundance	synthetic nuclide
Spin/parity	(5/2)+
Decay modes	β⁻ decay
Discovery	1951
Mass excess	-83,870 ±8.673 keV
Binding energy	8,533 ±0.0811 keV
Single-particle energy	11,370 ±14.82 keV
Neutron separation energy	5,610 ±9.943 keV
Q value for electron capture	-5,113 ±12.26 keV
β⁻ decay energy	3,001 ±14.84 keV
β⁻ decay energy with neutron	-5,572 ±9.942 keV

Point at nuclide Decay chain of Ruthenium-107

108RuRuthenium-108

Classification	z: 44; n: 64; m: 108
Half life	4.55 ±5 m
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay
Discovery	1955
Mass excess	-83,670 ±8.68 keV
Binding energy	8,527 ±0.0804 keV
Single-particle energy	12,200 ±11.72 keV
Neutron separation energy	7,870 ±11.72 keV
Q value for electron capture	-7,739 ±12.33 keV
β⁻ decay energy	1,369 ±16.46 keV
β⁻ decay energy with neutron	-4,870 ±14.85 keV
Magnetic dipole moment	0.43 ±0.08 μN

Point at nuclide Decay chain of Ruthenium-108

109RuRuthenium-109

Classification	z: 44; n: 65; m: 109
Half life	34.4 ±2 s
Natural abundance	synthetic nuclide
Spin/parity	(5/2+)
Decay modes	β⁻ decay
Discovery	1967
Mass excess	-80,740 ±8.954 keV
Binding energy	8,496 ±0.0821 keV
Single-particle energy	12,100 ±11.98 keV
Neutron separation energy	5,148 ±11.92 keV
Q value for electron capture	-6,456 ±13.17 keV
β⁻ decay energy	4,260 ±9.822 keV
β⁻ decay energy with neutron	-3,779 ±16.61 keV

Point at nuclide Decay chain of Ruthenium-109

110RuRuthenium-110

Classification	z: 44; n: 66; m: 110
Half life	12.04 ±17 s
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay
Discovery	1970
Mass excess	-80,080 ±8.924 keV
Binding energy	8,486 ±0.0811 keV
Single-particle energy	13,070 ±12.64 keV
Neutron separation energy	7,405 ±12.1 keV
Q value for electron capture	-9,039 ±13.03 keV
β⁻ decay energy	2,756 ±19.4 keV
β⁻ decay energy with neutron	-3,145 ±9.795 keV
Magnetic dipole moment	0.84 ±0.12 μN

Point at nuclide Decay chain of Ruthenium-110

111RuRuthenium-111

Classification	z: 44; n: 67; m: 111
Half life	2.12 ±7 s
Natural abundance	synthetic nuclide
Spin/parity	5/2+
Decay modes	β⁻ decay
Discovery	1971
Mass excess	-76,790 ±9.682 keV
Binding energy	8,452 ±0.0872 keV
Single-particle energy	13,030 ±13.04 keV
Neutron separation energy	4,784 ±12.64 keV
Q value for electron capture	-7,761 ±14.34 keV
β⁻ decay energy	5,518 ±11.86 keV
β⁻ decay energy with neutron	-2,028 ±20.22 keV

Point at nuclide Decay chain of Ruthenium-111

112RuRuthenium-112

Classification	z: 44; n: 68; m: 112
Half life	1.75 ±7 s
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay
Discovery	1970
Mass excess	-75,640 ±9.6 keV
Binding energy	8,439 ±0.0857 keV
Single-particle energy	13,890 ±13.78 keV
Neutron separation energy	6,916 ±13.1 keV
Q value for electron capture	-10,380 ±11.07 keV
β⁻ decay energy	4,100 ±45.11 keV
β⁻ decay energy with neutron	-1,399 ±11.79 keV
Magnetic dipole moment	0.9 ±0.2 μN

Point at nuclide Decay chain of Ruthenium-112

113RuRuthenium-113

Classification	z: 44; n: 69; m: 113
Half life	0.8 ±5 s
Natural abundance	synthetic nuclide
Spin/parity	(1/2+)
Decay modes	β⁻ decay
Discovery	1988
Mass excess	-71,870 ±38.28 keV
Binding energy	8,402 ±0.3388 keV
Single-particle energy	13,890 ±38.67 keV
Neutron separation energy	4,308 ±39.32 keV
Q value for electron capture	-9,057 ±38.42 keV
β⁻ decay energy	6,899 ±38.94 keV
β⁻ decay energy with neutron	-208.1 ±58.38 keV

Point at nuclide Decay chain of Ruthenium-113

114RuRuthenium-114

Classification	z: 44; n: 70; m: 114
Half life	0.54 ±3 s
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay
Discovery	1991
Mass excess	-70,230 ±3.556 keV
Binding energy	8,385 ±0.0312 keV
Single-particle energy	14,690 ±4.887 keV
Neutron separation energy	6,424 ±38.44 keV
Q value for electron capture	-11,630 ±433.1 keV
β⁻ decay energy	5,489 ±71.64 keV
β⁻ decay energy with neutron	474.4 ±7.873 keV

Point at nuclide Decay chain of Ruthenium-114

115RuRuthenium-115

Classification	z: 44; n: 71; m: 115
Half life	318 ±19 ms
Natural abundance	synthetic nuclide
Spin/parity	(3/2+)
Decay modes	β⁻ decay; β⁻ decay with neutron emission
Discovery	1992
Mass excess	-66,110 ±25.16 keV
Binding energy	8,346 ±0.2188 keV
Single-particle energy	14,790 ±433.8 keV
Neutron separation energy	3,955 ±25.38 keV
Q value for electron capture	-10,310 ±197.6 keV
β⁻ decay energy	8,123 ±26.17 keV
β⁻ decay energy with neutron	1,533 ±75.85 keV

Point at nuclide Decay chain of Ruthenium-115

116RuRuthenium-116

Classification	z: 44; n: 72; m: 116
Half life	204 ±6 ms
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay; β⁻ decay with neutron emission
Discovery	1994
Mass excess	-64,070 ±3.726 keV
Binding energy	8,326 ±0.0321 keV
Single-particle energy	15,560 ±196 keV
Neutron separation energy	6,034 ±25.44 keV
Q value for electron capture	-12,860 ±298 keV
β⁻ decay energy	6,666 ±73.92 keV
β⁻ decay energy with neutron	2,088 ±8.212 keV

Point at nuclide Decay chain of Ruthenium-116

117RuRuthenium-117

Classification	z: 44; n: 73; m: 117
Half life	151 ±3 ms
Natural abundance	synthetic nuclide
Decay modes	β⁻ decay; β⁻ decay with neutron emission
Discovery	1994
Mass excess	-59,490 ±433.1 keV
Binding energy	8,285 ±3.702 keV
Single-particle energy	15,560 ±526 keV
Neutron separation energy	3,492 ±433.1 keV
Q value for electron capture	-11,350 ±589.5 keV
β⁻ decay energy	9,406 ±433.2 keV
β⁻ decay energy with neutron	3,174 ±439.3 keV

Point at nuclide Decay chain of Ruthenium-117

118RuRuthenium-118

Classification	z: 44; n: 74; m: 118
Half life	99 ±3 ms
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay; β⁻ decay with neutron emission
Discovery	1994
Mass excess	-57,000 ±200 keV
Binding energy	8,263 ±2 keV
Single-particle energy	16,140 ±447 keV
Neutron separation energy	5,581 ±477 keV
Q value for electron capture	-13,710 ±447.2 keV
β⁻ decay energy	7,887 ±202 keV
β⁻ decay energy with neutron	3,825 ±200 keV

Point at nuclide Decay chain of Ruthenium-118

119RuRuthenium-119

Classification	z: 44; n: 75; m: 119
Half life	69.5 ±20 ms
Natural abundance	synthetic nuclide
Decay modes	β⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission
Discovery	1997
Mass excess	-52,080 ±300 keV
Binding energy	8,220 ±3 keV
Single-particle energy	16,070 ±500 keV
Neutron separation energy	3,151 ±361 keV
Q value for electron capture	-11,910 ±583 keV
β⁻ decay energy	10,740 ±300 keV
β⁻ decay energy with neutron	4,736 ±301 keV

Point at nuclide Decay chain of Ruthenium-119

120RuRuthenium-120

Classification	z: 44; n: 76; m: 120
Half life	45 ±2 ms
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay; β⁻ decay with neutron emission
Discovery	2010
Mass excess	-49,720 ±400 keV
Binding energy	8,199 ±3 keV
Single-particle energy	16,840 ±640 keV
Neutron separation energy	5,712 ±500 keV
Q value for electron capture	-14,720 ±640.3 keV
β⁻ decay energy	8,899 ±447 keV
β⁻ decay energy with neutron	5,031 ±400 keV

Point at nuclide Decay chain of Ruthenium-120

121RuRuthenium-121

Classification	z: 44; n: 77; m: 121
Half life	29 ±2 ms
Natural abundance	synthetic nuclide
Decay modes	β⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission
Discovery	2010
Mass excess	-44,620 ±400 keV
Binding energy	8,156 ±3 keV
Single-particle energy	16,900 ±640 keV
Neutron separation energy	2,971 ±565 keV
Q value for electron capture	-13,080 ±640.3 keV
β⁻ decay energy	11,630 ±737 keV
β⁻ decay energy with neutron	5,928 ±447 keV

Point at nuclide Decay chain of Ruthenium-121

122RuRuthenium-122

Classification	z: 44; n: 78; m: 122
Half life	25 ±1 ms
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission
Discovery	2010
Mass excess	-41,780 ±500 keV
Binding energy	8,132 ±4 keV
Single-particle energy	17,520 ±707 keV
Neutron separation energy	5,231 ±640 keV
Q value for electron capture	-15,480 ±583 keV
β⁻ decay energy	10,090 ±583 keV
β⁻ decay energy with neutron	6,399 ±796 keV

Point at nuclide Decay chain of Ruthenium-122

123RuRuthenium-123

Classification	z: 44; n: 79; m: 123
Half life	19 ±2 ms
Natural abundance	synthetic nuclide
Decay modes	β⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission
Discovery	2010
Mass excess	-36,550 ±500 keV
Binding energy	8,089 ±4 keV
Single-particle energy	17,530 ±583 keV
Neutron separation energy	2,841 ±707 keV
β⁻ decay energy	12,640 ±640 keV
β⁻ decay energy with neutron	7,258 ±583 keV

Point at nuclide Decay chain of Ruthenium-123

124RuRuthenium-124

Classification	z: 44; n: 80; m: 124
Half life	15 ±3 ms
Natural abundance	synthetic nuclide
Spin/parity	0+
Decay modes	β⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission
Discovery	2010
Mass excess	-33,590 ±600 keV
Binding energy	8,065 ±5 keV
Neutron separation energy	5,111 ±781 keV
β⁻ decay energy	11,120 ±721 keV
β⁻ decay energy with neutron	7,529 ±721 keV

Point at nuclide Decay chain of Ruthenium-124

125RuRuthenium-125

Classification	z: 44; n: 81; m: 125
Half life	stable nuclide
Natural abundance	synthetic nuclide
Discovery	2018
Mass excess	-28,370 ±300 keV
Binding energy	8,023 ±2 keV
Neutron separation energy	2,851 ±671 keV
β⁻ decay energy	13,460 ±583 keV
β⁻ decay energy with neutron	8,269 ±500 keV

Point at nuclide

Isotopes of Ruthenium

85RuRuthenium-85ads_clickcall_splitdownload

86RuRuthenium-86ads_clickcall_splitdownload

87RuRuthenium-87ads_clickdownload

88RuRuthenium-88ads_clickcall_splitdownload

89RuRuthenium-89ads_clickcall_splitdownload

90RuRuthenium-90ads_clickcall_splitdownload

91RuRuthenium-91ads_clickcall_splitdownload

92RuRuthenium-92ads_clickcall_splitdownload

93RuRuthenium-93ads_clickcall_splitdownload

94RuRuthenium-94ads_clickcall_splitdownload

95RuRuthenium-95ads_clickcall_splitdownload

96RuRuthenium-96ads_clickdownload

97RuRuthenium-97ads_clickcall_splitdownload

98RuRuthenium-98ads_clickdownload

99RuRuthenium-99ads_clickdownload

100RuRuthenium-100ads_clickdownload

101RuRuthenium-101ads_clickdownload

102RuRuthenium-102ads_clickdownload

103RuRuthenium-103ads_clickcall_splitdownload

104RuRuthenium-104ads_clickdownload

105RuRuthenium-105ads_clickcall_splitdownload

106RuRuthenium-106ads_clickcall_splitdownload

107RuRuthenium-107ads_clickcall_splitdownload

108RuRuthenium-108ads_clickcall_splitdownload

109RuRuthenium-109ads_clickcall_splitdownload

110RuRuthenium-110ads_clickcall_splitdownload

111RuRuthenium-111ads_clickcall_splitdownload

112RuRuthenium-112ads_clickcall_splitdownload

113RuRuthenium-113ads_clickcall_splitdownload

114RuRuthenium-114ads_clickcall_splitdownload

115RuRuthenium-115ads_clickcall_splitdownload

116RuRuthenium-116ads_clickcall_splitdownload

117RuRuthenium-117ads_clickcall_splitdownload

118RuRuthenium-118ads_clickcall_splitdownload

119RuRuthenium-119ads_clickcall_splitdownload

120RuRuthenium-120ads_clickcall_splitdownload

121RuRuthenium-121ads_clickcall_splitdownload

122RuRuthenium-122ads_clickcall_splitdownload

123RuRuthenium-123ads_clickcall_splitdownload

124RuRuthenium-124ads_clickcall_splitdownload

125RuRuthenium-125ads_clickdownload

85RuRuthenium-85

86RuRuthenium-86

87RuRuthenium-87

88RuRuthenium-88

89RuRuthenium-89

90RuRuthenium-90

91RuRuthenium-91

92RuRuthenium-92

93RuRuthenium-93

94RuRuthenium-94

95RuRuthenium-95

96RuRuthenium-96

97RuRuthenium-97

98RuRuthenium-98

99RuRuthenium-99

100RuRuthenium-100

101RuRuthenium-101

102RuRuthenium-102

103RuRuthenium-103

104RuRuthenium-104

105RuRuthenium-105

106RuRuthenium-106

107RuRuthenium-107

108RuRuthenium-108

109RuRuthenium-109

110RuRuthenium-110

111RuRuthenium-111

112RuRuthenium-112

113RuRuthenium-113

114RuRuthenium-114

115RuRuthenium-115

116RuRuthenium-116

117RuRuthenium-117

118RuRuthenium-118

119RuRuthenium-119

120RuRuthenium-120

121RuRuthenium-121

122RuRuthenium-122

123RuRuthenium-123

124RuRuthenium-124

125RuRuthenium-125