Nb
Ніобій
Z 41 92,906 г/мольПерехідний метал
| 93Nb | 52 | 92,9064 | -87 212,8 | 100,0% | Стабільний | 9/2+ | --- | 1932 |
| 79Nb | 38 | 78,966 | -31 650,0 | --- | --- | (9/2+) | p→78Zr β⁺→79Zr β⁺p→78Y | --- |
| 80Nb | 39 | 79,9588 | -38 420,0 | --- | --- | (4-) | p→79Zr β⁺→80Zr β⁺p→79Y | --- |
| 81Nb | 40 | 80,9502 | -46 360,0 | --- | --- | (9/2+) | p→80Zr β⁺→81Zr β⁺p→80Y | --- |
| 82Nb | 41 | 81,9444 | -51 810,0 | --- | 51,0 мс | (0+) | β⁺→82Zr(100%) β⁺p→81Y | 1992 |
| 82mNb | 41 | 81,9456 | -50 630,0 | --- | 93,0 нс | (5+) | γ→82Nb(100%) | 2008 |
| 83Nb | 42 | 82,9382 | -57 610,0 | --- | 3,9 с | (9/2+) | β⁺→83Zr(100%) | 1988 |
| 84Nb | 43 | 83,9343 | -61 193,8 | --- | 9,8 с | (1+) | β⁺→84Zr(100%) | 1977 |
| 84mNb | 43 | 83,9344 | -61 145,8 | --- | 176,0 нс | (3+) | γ→84Nb(100%) | 2009 |
| 84nNb | 43 | 83,9347 | -60 856,1 | --- | 92,0 нс | (5-) | γ→84Nb(100%) | 2000 |
| 85Nb | 44 | 84,9288 | -66 280,0 | --- | 20,5 с | (9/2+) | β⁺→85Zr(100%) | 1988 |
| 85mNb | 44 | 84,929 | -66 130,0 | --- | 3,3 с | (1/2-) | γ→85Nb β⁺→85Zr | 1988 |
| 85nNb | 44 | 85,0 | 0,0 | --- | 12,0 с | --- | β⁻→85Mo γ→85Nb | --- |
| 86Nb | 45 | 85,9258 | -69 134,0 | --- | 1,47 хв | (6+) | β⁺→86Zr(100%) | 1974 |
| 86mNb | 45 | 85,9259 | -68 980,0 | --- | 20,0 с | (0-) | β⁺→86Zr(100%) γ→86Nb | 1994 |
| 86nNb | 45 | 86,0 | 0,0 | --- | 56,3 с | --- | β⁺→86Zr γ→86Nb | --- |
| 87Nb | 46 | 86,9207 | -73 874,0 | --- | 3,7 хв | (1/2-) | β⁺→87Zr(100%) | 1971 |
| 87mNb | 46 | 86,9207 | -73 870,0 | --- | 2,6 хв | (9/2+) | β⁺→87Zr(100%) | 1972 |
| 88Nb | 47 | 87,9182 | -76 170,0 | --- | 14,5 хв | (8+) | β⁺→88Zr(100%) | 1964 |
| 88mNb | 47 | 87,9184 | -76 040,0 | --- | 7,7 хв | (4-) | β⁺→88Zr(100%) | 1971 |
| 89Nb | 48 | 88,9134 | -80 626,0 | --- | 2,03 год | (9/2+) | β⁺→89Zr(100%) | 1954 |
| 89mNb | 48 | 88,9134 | -80 630,0 | --- | 1,1 год | (1/2-) | β⁺→89Zr(100%) | 1954 |
| 90Nb | 49 | 89,9113 | -82 662,0 | --- | 14,6 год | 8+ | β⁺→90Zr(100%) | 1951 |
| 90mNb | 49 | 89,9114 | -82 540,0 | --- | 63,0 мкс | 6+ | γ→90Nb(100%) | 1967 |
| 90nNb | 49 | 89,9114 | -82 537,0 | --- | 18,81 с | 4- | γ→90Nb(100%) | 1969 |
| 91Nb | 50 | 90,907 | -86 638,0 | --- | 680,0 р | 9/2+ | EC→91Zr(~100%) β⁺(0,014%) | 1951 |
| 91mNb | 50 | 90,9071 | -86 533,4 | --- | 60,86 д | 1/2- | γ→91Nb(96,6%) EC→91Zr(3,4%) β⁺(0,003%) | 1950 |
| 91nNb | 50 | 90,9092 | -84 603,6 | --- | 3,76 мкс | (17/2-) | γ→91Nb(100%) | 1974 |
| 92Nb | 51 | 91,9072 | -86 453,3 | --- | 34,7 Мр | 7+ | β⁺→92Zr(100%) | 1938 |
| 92mNb | 51 | 91,9073 | -86 317,8 | --- | 10,12 д | (2+) | β⁺→92Zr(100%) | 1959 |
| 92nNb | 51 | 91,9074 | -86 227,5 | --- | 5,9 мкс | (2-) | γ→92Nb(100%) | 1958 |
| 93mNb | 52 | 92,9064 | -87 182,0 | --- | 16,12 р | 1/2- | γ→93Nb(100%) | 1965 |
| 93nNb | 52 | 92,9144 | -79 753,0 | --- | 1,5 мкс | (33/2-) | γ→93Nb(100%) | 2007 |
| 94Nb | 53 | 93,9073 | -86 369,1 | --- | 20,4 кр | 6+ | β⁻→94Mo(100%) | 1938 |
| 94mNb | 53 | 93,9073 | -86 328,2 | --- | 6,26 хв | 3+ | γ→94Nb(99,5%) β⁻→94Mo(0,5%) | 1962 |
| 95Nb | 54 | 94,9068 | -86 786,3 | --- | 34,99 д | 9/2+ | β⁻→95Mo(100%) | 1951 |
| 95mNb | 54 | 94,9071 | -86 550,6 | --- | 3,61 д | 1/2- | γ→95Nb(94,4%) β⁻→95Mo(5,6%) | 1969 |
| 96Nb | 55 | 95,9081 | -85 602,83 | --- | 23,35 год | 6+ | β⁻→96Mo(100%) | 1949 |
| 97Nb | 56 | 96,9081 | -85 603,0 | --- | 1,2 год | 9/2+ | β⁻→97Mo(100%) | 1951 |
| 97mNb | 56 | 96,9089 | -84 860,0 | --- | 58,7 с | 1/2- | γ→97Nb(100%) | 1950 |
| 98Nb | 57 | 97,9103 | -83 525,0 | --- | 2,86 с | 1+ | β⁻→98Mo(100%) | 1960 |
| 98mNb | 57 | 97,9104 | -83 441,0 | --- | 51,1 хв | (5+) | β⁻→98Mo(100%) γ→98Nb | 1948 |
| 99Nb | 58 | 98,9116 | -82 335,0 | --- | 15,0 с | 9/2+ | β⁻→99Mo(100%) | 1950 |
| 99mNb | 58 | 98,912 | -81 970,0 | --- | 2,5 хв | 1/2- | β⁻→99Mo(100%) γ→99Nb | 1960 |
| 100Nb | 59 | 99,9143 | -79 791,0 | --- | 1,5 с | 1+ | β⁻→100Mo(100%) | 1967 |
| 100mNb | 59 | 99,9147 | -79 478,5 | --- | 2,99 с | (5+) | β⁻→100Mo(100%) | 1967 |
| 100nNb | 59 | 99,9147 | -79 444,0 | --- | 460,0 нс | (4-) | γ→100Nb(100%) | 1986 |
| 101Nb | 60 | 100,9153 | -78 891,0 | --- | 7,1 с | 5/2+ | β⁻→101Mo(100%) | 1970 |
| 102Nb | 61 | 101,9181 | -76 298,3 | --- | 4,3 с | (4+) | β⁻→102Mo(100%) | 1972 |
| 102mNb | 61 | 101,9182 | -76 204,0 | --- | 1,31 с | (1+) | β⁻→102Mo(100%) γ→102Nb | 1976 |
| 103Nb | 62 | 102,9195 | -75 029,0 | --- | 1,34 с | 5/2+ | β⁻→103Mo(100%) β⁻n→102Mo | 1971 |
| 104Nb | 63 | 103,9229 | -71 811,0 | --- | 980,0 мс | (5-) | β⁻→104Mo(99,95%) β⁻n→103Mo(0,05%) | 1976 |
| 104mNb | 63 | 103,9229 | -71 801,2 | --- | 4,9 с | (0-) | β⁻→104Mo(99,94%) β⁻n→103Mo(0,06%) | 1971 |
| 105Nb | 64 | 104,9249 | -69 916,0 | --- | 2,91 с | (5/2+) | β⁻→105Mo(98,3%) β⁻n→104Mo(1,7%) | 1984 |
| 106Nb | 65 | 105,9289 | -66 202,7 | --- | 900,0 мс | (1-) | β⁻→106Mo(95,5%) β⁻n→105Mo(4,5%) | 1976 |
| 106mNb | 65 | 105,929 | -66 100,0 | --- | 1,2 с | (4-) | β⁻→106Mo(100%) γ→106Nb | 1976 |
| 106nNb | 65 | 105,9291 | -65 997,9 | --- | 820,0 нс | (3+) | γ→106Nb(100%) | 1999 |
| 107Nb | 66 | 106,9316 | -63 724,0 | --- | 286,0 мс | (5/2+) | β⁻→107Mo(92,6%) β⁻n→106Mo(7,4%) | 1992 |
| 108Nb | 67 | 107,9361 | -59 545,0 | --- | 201,0 мс | (2+) | β⁻→108Mo(93,7%) β⁻n→107Mo(6,3%) β⁻n→106Mo | 1994 |
| 108mNb | 67 | 107,9363 | -59 378,0 | --- | 109,0 нс | (6-) | γ→108Nb(100%) | 2012 |
| 109Nb | 68 | 108,9391 | -56 690,0 | --- | 106,9 мс | (3/2-) | β⁻→109Mo(69%) β⁻n→108Mo(31%) | 1994 |
| 109mNb | 68 | 108,9395 | -56 380,0 | --- | 115,0 нс | (7/2+) | γ→109Nb(100%) | 2011 |
| 110Nb | 69 | 109,9438 | -52 310,0 | --- | 75,0 мс | (5+) | β⁻→110Mo(60%) β⁻n→109Mo(40%) β⁻n→108Mo | 1994 |
| 110mNb | 69 | 109,944 | -52 210,0 | --- | 94,0 мс | (2+) | β⁻→110Mo(60%) β⁻n→109Mo(40%) γ→110Nb β⁻n→108Mo | 2020 |
| 111Nb | 70 | 110,9474 | -48 960,0 | --- | 54,0 мс | (3/2-) | β⁻→111Mo(100%) β⁻n→110Mo β⁻n→109Mo | 1997 |
| 112Nb | 71 | 111,9527 | -44 070,0 | --- | 38,0 мс | (1+) | β⁻→112Mo(100%) β⁻n→111Mo β⁻n→110Mo | 1997 |
| 113Nb | 72 | 112,9568 | -40 210,0 | --- | 32,0 мс | (3/2-) | β⁻→113Mo(100%) β⁻n→112Mo β⁻n→111Mo | 1997 |
| 114Nb | 73 | 113,9625 | -34 960,0 | --- | 17,0 мс | (2-) | β⁻→114Mo(100%) β⁻n→113Mo β⁻n→112Mo | 2010 |
| 115Nb | 74 | 114,9668 | -30 880,0 | --- | 23,0 мс | (3/2-) | β⁻→115Mo(100%) β⁻n→114Mo β⁻n→113Mo | 2010 |
| 116Nb | 75 | 115,9729 | -25 230,0 | --- | 12,0 мс | (1-) | β⁻→116Mo β⁻n→115Mo β⁻n→114Mo | 2018 |