Isotopes of Manganese

List of known isotopes of the element Manganese.

Isotope%Spin/parityRadiusIsotopic massDiscovery
44Mn105 nssyn.4.4·107 ±322 keV/c2
45Mnstab.syn.4.499·107 ±322 keV/c2
46Mn36.2 ±4 mssyn.(4+)4.598·107 ±93 keV/c21987
47Mn100 ±50 mssyn.(5/2-)4.697·107 ±34 keV/c21987
48Mn157.7 ±22 mssyn.4+4.796·107 ±7.191 keV/c21987
49Mn382 ±7 mssyn.5/2-4.895·107 ±2.377 keV/c21970
50Mn283.1 ±10 mssyn.0+3.712 ±0.0196 fm4.995·107 ±0.123 keV/c21952
51Mn46.2 ±1 msyn.5/2-3.702 ±0.0212 fm5.094·107 ±0.326 keV/c21938
52Mn5.591 ±3 dsyn.6+3.67 ±0.0128 fm5.194·107 ±0.138 keV/c21938
53Mn3.7·106 ±4 asyn.7/2-3.666 ±0.0076 fm5.294·107 ±0.371 keV/c21955
54Mn312.2 ±20 dsyn.3+3.683 ±0.0049 fm5.394·107 ±1.08 keV/c21938
55Mnstab.100 %5/2-3.705 ±0.0022 fm5.493·107 ±0.279 keV/c21923
56Mn2.578 ±1 hsyn.3+3.714 ±0.0052 fm5.593·107 ±0.314 keV/c21934
57Mn85.4 ±18 ssyn.5/2-5.693·107 ±1.615 keV/c21954
58Mn3 ±1 ssyn.1+5.794·107 ±2.9 keV/c21961
59Mn4.59 ±5 ssyn.5/2-5.894·107 ±2.5 keV/c21976
60Mn0.28 ±2 ssyn.1+5.994·107 ±2.5 keV/c21978
61Mn0.709 ±8 ssyn.5/2(-)6.094·107 ±2.5 keV/c21980
62Mn92 ±13 mssyn.(1+)6.194·107 ±7.023 keV/c21983
63Mn0.275 ±4 ssyn.5/2-6.294·107 ±4 keV/c21985
64Mn90 ±4 mssyn.1(+)6.395·107 ±3.8 keV/c21985
65Mn92 ±1 mssyn.(5/2-)6.495·107 ±4 keV/c21985
66Mn65 ±2 mssyn.6.596·107 ±12 keV/c21992
67Mn47 ±2 mssyn.(5/2-)6.696·107 ±215 keV/c21997
68Mn28 ±3 mssyn.>36.796·107 ±322 keV/c21995
69Mn16 ±3 mssyn.(5/2-)6.897·107 ±429 keV/c21995
70Mn19.9 ±17 mssyn.6.997·107 ±537 keV/c22009
72Mn620 nssyn.7.198·107 ±644 keV/c22013
73Mnstab.syn.7.299·107 ±644 keV/c22017

44MnManganese-44

Classificationz: 25; n: 19; m: 44
Half life105 ns
Natural abundancesynthetic nuclide
Decay modeselectron capture (EC); proton emission
Mass excess7,460 ±300 keV
Binding energy7,457 ±7 keV
Single-particle energy-2,141 ±361 keV
Neutron separation energy17,980 ±500 keV
Q value for electron capture20,880 ±304.3 keV
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45MnManganese-45

Classificationz: 25; n: 20; m: 45
Half lifestable nuclide
Natural abundancesynthetic nuclide
Mass excess-4,980 ±300 keV
Binding energy7,747 ±7 keV
Single-particle energy-1,153 ±304 keV
Neutron separation energy20,510 ±424 keV
Q value for electron capture14,530 ±302 keV
β⁻ decay energy-19,390 ±412 keV
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46MnManganese-46

Classificationz: 25; n: 21; m: 46
Half life36.2 ±4 ms
Natural abundancesynthetic nuclide
Spin/parity(4+)
Decay modeselectron capture + β⁺ decay; electron capture + proton emission
Discovery1987
Mass excess-12,420 ±86.62 keV
Binding energy7,916 ±1.883 keV
Single-particle energy191.9 ±93.58 keV
Neutron separation energy15,500 ±312 keV
Q value for electron capture17,050 ±87.38 keV
β⁻ decay energy-13,630 ±312 keV
β⁻ decay energy with neutron-34,900 ±296 keV
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47MnManganese-47

Classificationz: 25; n: 22; m: 47
Half life100 ±50 ms
Natural abundancesynthetic nuclide
Spin/parity(5/2-)
Decay modeselectron capture + β⁺ decay; electron capture + proton emission
Discovery1987
Mass excess-22,570 ±31.67 keV
Binding energy8,135 ±0.6738 keV
Single-particle energy383.7 ±33.67 keV
Neutron separation energy18,210 ±92.23 keV
Q value for electron capture11,990 ±32.09 keV
β⁻ decay energy-15,440 ±501 keV
β⁻ decay energy with neutron-31,850 ±302 keV
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48MnManganese-48

Classificationz: 25; n: 23; m: 48
Half life157.7 ±22 ms
Natural abundancesynthetic nuclide
Spin/parity4+
Decay modeselectron capture + β⁺ decay; β⁺ decay + proton emission; β⁺ decay + α decay
Discovery1987
Mass excess-29,300 ±6.699 keV
Binding energy8,274 ±0.1396 keV
Single-particle energy2,022 ±6.317 keV
Neutron separation energy14,800 ±32.37 keV
Q value for electron capture13,520 ±9.916 keV
β⁻ decay energy-11,290 ±92.46 keV
β⁻ decay energy with neutron-30,240 ±500 keV
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49MnManganese-49

Classificationz: 25; n: 24; m: 49
Half life382 ±7 ms
Natural abundancesynthetic nuclide
Spin/parity5/2-
Decay modeselectron capture + β⁺ decay
Discovery1970
Mass excess-37,620 ±2.214 keV
Binding energy8,439 ±0.0452 keV
Single-particle energy2,087 ±7.637 keV
Neutron separation energy16,390 ±7.055 keV
Q value for electron capture7,712 ±3.123 keV
β⁻ decay energy-12,870 ±24.31 keV
β⁻ decay energy with neutron-27,690 ±92.24 keV
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50MnManganese-50

Classificationz: 25; n: 25; m: 50
Half life283.1 ±10 ms
Natural abundancesynthetic nuclide
Spin/parity0+
Decay modeselectron capture + β⁺ decay
Discovery1952
Mass excess-42,630 ±0.115 keV
Binding energy8,532 ±0.0023 keV
Single-particle energy4,583 ±2.201 keV
Neutron separation energy13,070 ±2.213 keV
Q value for electron capture7,634 ±0.149 keV
β⁻ decay energy-8,151 ±8.384 keV
β⁻ decay energy with neutron-25,950 ±24.21 keV
Magnetic dipole moment2.76 ±0.01 μN
Electric quadrupole moment0.83 ±0.12 b
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51MnManganese-51

Classificationz: 25; n: 26; m: 51
Half life46.2 ±1 m
Natural abundancesynthetic nuclide
Spin/parity5/2-
Decay modeselectron capture + β⁺ decay
Discovery1938
Mass excess-48,250 ±0.304 keV
Binding energy8,633 ±0.006 keV
Single-particle energy5,270 ±0.2904 keV
Neutron separation energy13,680 ±0.2981 keV
Q value for electron capture3,207 ±0.34 keV
β⁻ decay energy-8,055 ±1.43 keV
β⁻ decay energy with neutron-21,840 ±8.389 keV
Magnetic dipole moment3.575 ±0.004 μN
Electric quadrupole moment0.41 ±0.08 b
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52MnManganese-52

Classificationz: 25; n: 27; m: 52
Half life5.591 ±3 d
Natural abundancesynthetic nuclide
Spin/parity6+
Decay modeselectron capture + β⁺ decay
Discovery1938
Mass excess-50,720 ±0.129 keV
Binding energy8,670 ±0.0025 keV
Single-particle energy6,549 ±0.1812 keV
Neutron separation energy10,530 ±0.3115 keV
Q value for electron capture4,708 ±0.171 keV
β⁻ decay energy-2,380 ±0.1534 keV
β⁻ decay energy with neutron-18,600 ±1.404 keV
Magnetic dipole moment3.062 ±0.0012 μN
Electric quadrupole moment0.5 ±0.07 b
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53MnManganese-53

Classificationz: 25; n: 28; m: 53
Half life3.7·106 ±4 a
Natural abundancesynthetic nuclide
Spin/parity7/2-
Decay modeselectron capture (EC)
Discovery1955
Mass excess-54,700 ±0.346 keV
Binding energy8,734 ±0.0065 keV
Single-particle energy6,559 ±0.3316 keV
Neutron separation energy12,050 ±0.3375 keV
Q value for electron capture597.2 ±0.365 keV
β⁻ decay energy-3,743 ±1.697 keV
β⁻ decay energy with neutron-14,430 ±0.3598 keV
Magnetic dipole moment5.033 ±0.005 μN
Electric quadrupole moment0.17 ±0.03 b
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54MnManganese-54

Classificationz: 25; n: 29; m: 54
Half life312.2 ±20 d
Natural abundancesynthetic nuclide
Spin/parity3+
Decay modeselectron capture + β⁺ decay; β⁻ decay
Discovery1938
Mass excess-55,560 ±1.007 keV
Binding energy8,737 ±0.0186 keV
Single-particle energy7,559 ±1 keV
Neutron separation energy8,939 ±1.057 keV
Q value for electron capture1,377 ±1.016 keV
β⁻ decay energy696.3 ±1.058 keV
β⁻ decay energy with neutron-12,690 ±1.946 keV
Magnetic dipole moment3.297 ±0.003 μN
Electric quadrupole moment0.37 ±0.03 b
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55MnManganese-55

Classificationz: 25; n: 30; m: 55
Half lifestable nuclide
Natural abundance100 %
Spin/parity5/2-
Discovery1923
Mass excess-57,720 ±0.26 keV
Binding energy8,765 ±0.0047 keV
Single-particle energy8,066 ±0.2628 keV
Neutron separation energy10,220 ±1.034 keV
Q value for electron capture-2,603 ±0.346 keV
β⁻ decay energy-231.2 ±0.1786 keV
β⁻ decay energy with neutron-9,530 ±0.2461 keV
Magnetic dipole moment3.466 ±6·10-4 μN
Electric quadrupole moment0.33 ±0.01 b
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56MnManganese-56

Classificationz: 25; n: 31; m: 56
Half life2.578 ±1 h
Natural abundancesynthetic nuclide
Spin/parity3+
Decay modesβ⁻ decay
Discovery1934
Mass excess-56,920 ±0.293 keV
Binding energy8,738 ±0.0052 keV
Single-particle energy9,090 ±0.3487 keV
Neutron separation energy7,270 ±0.1342 keV
Q value for electron capture-1,627 ±0.648 keV
β⁻ decay energy3,695 ±0.2065 keV
β⁻ decay energy with neutron-7,502 ±0.2234 keV
Magnetic dipole moment3.24 ±0.002 μN
Electric quadrupole moment0.24 ±0.08 b
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57MnManganese-57

Classificationz: 25; n: 32; m: 57
Half life85.4 ±18 s
Natural abundancesynthetic nuclide
Spin/parity5/2-
Decay modesβ⁻ decay
Discovery1954
Mass excess-57,490 ±1.505 keV
Binding energy8,736 ±0.0264 keV
Single-particle energy9,490 ±1.605 keV
Neutron separation energy8,645 ±1.525 keV
Q value for electron capture-4,962 ±2.395 keV
β⁻ decay energy2,695 ±1.521 keV
β⁻ decay energy with neutron-4,951 ±1.521 keV
Magnetic dipole moment3.481 ±0.002 μN
Electric quadrupole moment0.37 ±0.03 b
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58MnManganese-58

Classificationz: 25; n: 33; m: 58
Half life3 ±1 s
Natural abundancesynthetic nuclide
Spin/parity1+
Decay modesβ⁻ decay
Discovery1961
Mass excess-55,830 ±2.701 keV
Binding energy8,696 ±0.0466 keV
Single-particle energy10,590 ±3.281 keV
Neutron separation energy6,412 ±3.092 keV
Q value for electron capture-3,836 ±4.02 keV
β⁻ decay energy6,327 ±2.719 keV
β⁻ decay energy with neutron-3,717 ±2.714 keV
Magnetic dipole moment2.623 ±0.002 μN
Electric quadrupole moment0.03 ±0.08 b
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59MnManganese-59

Classificationz: 25; n: 34; m: 59
Half life4.59 ±5 s
Natural abundancesynthetic nuclide
Spin/parity5/2-
Decay modesβ⁻ decay
Discovery1976
Mass excess-55,530 ±2.329 keV
Binding energy8,680 ±0.0395 keV
Single-particle energy10,820 ±3.782 keV
Neutron separation energy7,769 ±3.566 keV
Q value for electron capture-7,410 ±2.424 keV
β⁻ decay energy5,139 ±2.352 keV
β⁻ decay energy with neutron-1,442 ±2.35 keV
Magnetic dipole moment3.494 ±0.003 μN
Electric quadrupole moment0.34 ±0.03 b
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60MnManganese-60

Classificationz: 25; n: 35; m: 60
Half life0.28 ±2 s
Natural abundancesynthetic nuclide
Spin/parity1+
Decay modesβ⁻ decay; isomeric transition (γ emission)
Discovery1978
Mass excess-52,970 ±2.329 keV
Binding energy8,628 ±0.0388 keV
Single-particle energy12,140 ±2.423 keV
Neutron separation energy5,513 ±3.293 keV
Q value for electron capture-6,060 ±2.583 keV
β⁻ decay energy8,445 ±4.126 keV
β⁻ decay energy with neutron-374.4 ±2.352 keV
Magnetic dipole moment2.488 ±0.007 μN
Electric quadrupole moment0.1 ±0.2 b
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61MnManganese-61

Classificationz: 25; n: 36; m: 61
Half life0.709 ±8 s
Natural abundancesynthetic nuclide
Spin/parity5/2(-)
Decay modesβ⁻ decay; β⁻ decay with neutron emission
Discovery1980
Mass excess-51,750 ±2.329 keV
Binding energy8,598 ±0.0382 keV
Single-particle energy12,120 ±2.583 keV
Neutron separation energy6,845 ±3.293 keV
Q value for electron capture-9,246 ±2.982 keV
β⁻ decay energy7,178 ±3.496 keV
β⁻ decay energy with neutron1,599 ±4.126 keV
Magnetic dipole moment3.533 ±0.002 μN
Electric quadrupole moment0.36 ±0.03 b
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62MnManganese-62

Classificationz: 25; n: 37; m: 62
Half life92 ±13 ms
Natural abundancesynthetic nuclide
Spin/parity(1+)
Decay modesβ⁻ decay; β⁻ decay with neutron emission
Discovery1983
Mass excess-48,530 ±6.542 keV
Binding energy8,538 ±0.1055 keV
Single-particle energy13,310 ±6.802 keV
Neutron separation energy4,853 ±6.944 keV
Q value for electron capture-7,672 ±7.395 keV
β⁻ decay energy10,350 ±7.114 keV
β⁻ decay energy with neutron2,325 ±7.043 keV
Magnetic dipole moment2.384 ±0.007 μN
Electric quadrupole moment0.1 ±0.2 b
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63MnManganese-63

Classificationz: 25; n: 38; m: 63
Half life0.275 ±4 s
Natural abundancesynthetic nuclide
Spin/parity5/2-
Decay modesβ⁻ decay; β⁻ decay with neutron emission
Discovery1985
Mass excess-46,890 ±3.726 keV
Binding energy8,505 ±0.0591 keV
Single-particle energy13,320 ±5.075 keV
Neutron separation energy6,434 ±7.529 keV
Q value for electron capture-10,710 ±72.75 keV
β⁻ decay energy8,748 ±5.691 keV
β⁻ decay energy with neutron3,919 ±4.657 keV
Magnetic dipole moment3.439 ±0.003 μN
Electric quadrupole moment0.48 ±0.04 b
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64MnManganese-64

Classificationz: 25; n: 39; m: 64
Half life90 ±4 ms
Natural abundancesynthetic nuclide
Spin/parity1(+)
Decay modesβ⁻ decay; β⁻ decay with neutron emission
Discovery1985
Mass excess-42,990 ±3.54 keV
Binding energy8,437 ±0.0553 keV
Single-particle energy14,090 ±72.74 keV
Neutron separation energy4,173 ±5.139 keV
Q value for electron capture-9,350 ±299.9 keV
β⁻ decay energy11,980 ±6.14 keV
β⁻ decay energy with neutron4,575 ±5.571 keV
Magnetic dipole moment2.085 ±0.003 μN
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65MnManganese-65

Classificationz: 25; n: 40; m: 65
Half life92 ±1 ms
Natural abundancesynthetic nuclide
Spin/parity(5/2-)
Decay modesβ⁻ decay; β⁻ decay with neutron emission
Discovery1985
Mass excess-40,970 ±3.726 keV
Binding energy8,400 ±0.0573 keV
Single-particle energy14,610 ±299.9 keV
Neutron separation energy6,049 ±5.139 keV
Q value for electron capture-12,660 ±200 keV
β⁻ decay energy10,250 ±6.325 keV
β⁻ decay energy with neutron5,930 ±6.249 keV
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66MnManganese-66

Classificationz: 25; n: 41; m: 66
Half life65 ±2 ms
Natural abundancesynthetic nuclide
Decay modesβ⁻ decay
Discovery1992
Mass excess-36,760 ±11.17 keV
Binding energy8,331 ±0.1694 keV
Single-particle energy15,720 ±201 keV
Neutron separation energy3,854 ±11.78 keV
Q value for electron capture-11,620 ±300.2 keV
β⁻ decay energy13,310 ±11.9 keV
β⁻ decay energy with neutron6,396 ±12.29 keV
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67MnManganese-67

Classificationz: 25; n: 42; m: 67
Half life47 ±2 ms
Natural abundancesynthetic nuclide
Spin/parity(5/2-)
Decay modesβ⁻ decay; β⁻ decay with neutron emission
Discovery1997
Mass excess-33,580 ±200 keV
Binding energy8,281 ±3 keV
Single-particle energy15,720 ±361 keV
Neutron separation energy4,901 ±201 keV
Q value for electron capture-14,310 ±447.2 keV
β⁻ decay energy12,120 ±200 keV
β⁻ decay energy with neutron8,416 ±200 keV
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68MnManganese-68

Classificationz: 25; n: 43; m: 68
Half life28 ±3 ms
Natural abundancesynthetic nuclide
Spin/parity>3
Decay modesβ⁻ decay; β⁻ decay with neutron emission
Discovery1995
Mass excess-28,920 ±300 keV
Binding energy8,209 ±4 keV
Single-particle energy16,930 ±500 keV
Neutron separation energy3,411 ±361 keV
Q value for electron capture-13,230 ±583 keV
β⁻ decay energy14,970 ±356 keV
β⁻ decay energy with neutron8,717 ±300 keV
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69MnManganese-69

Classificationz: 25; n: 44; m: 69
Half life16 ±3 ms
Natural abundancesynthetic nuclide
Spin/parity(5/2-)
Decay modesβ⁻ decay
Discovery1995
Mass excess-25,360 ±400 keV
Binding energy8,155 ±6 keV
Single-particle energy16,950 ±640 keV
Neutron separation energy4,511 ±500 keV
Q value for electron capture-15,730 ±640.3 keV
β⁻ decay energy13,830 ±447 keV
β⁻ decay energy with neutron10,460 ±444 keV
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70MnManganese-70

Classificationz: 25; n: 45; m: 70
Half life19.9 ±17 ms
Natural abundancesynthetic nuclide
Decay modesβ⁻ decay; β⁻ decay with neutron emission
Discovery2009
Mass excess-20,450 ±500 keV
Binding energy8,084 ±7 keV
Single-particle energy18,100 ±707 keV
Neutron separation energy3,161 ±640 keV
Q value for electron capture-14,810 ±781 keV
β⁻ decay energy16,440 ±583 keV
β⁻ decay energy with neutron10,670 ±539 keV
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72MnManganese-72

Classificationz: 25; n: 47; m: 72
Half life620 ns
Natural abundancesynthetic nuclide
Decay modesβ⁻ decay; β⁻ decay with neutron emission; β⁻ decay with two-neutron emission
Discovery2013
Mass excess-11,170 ±600 keV
Binding energy7,955 ±8 keV
Neutron separation energy2,621 ±781 keV
β⁻ decay energy18,080 ±781 keV
β⁻ decay energy with neutron12,680 ±721 keV
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73MnManganese-73

Classificationz: 25; n: 48; m: 73
Half lifestable nuclide
Natural abundancesynthetic nuclide
Discovery2017
Mass excess-6,700 ±600 keV
Binding energy7,895 ±8 keV
Neutron separation energy3,602 ±848 keV
β⁻ decay energy17,280 ±781 keV
β⁻ decay energy with neutron14,470 ±781 keV
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