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锆(原子量:91.224(2))共有39个同位素,其中有4个同位素是稳定的。
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标准原子质量(英语:Standard atomic weight) (Ar, 标准) |
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符号 | Z | N | 同位素质量(u) [n 1][n 2] |
半衰期 [n 1][n 2][n 3] |
衰变 方式[2] |
衰变 产物 [n 4] |
原子核 自旋[n 1] |
相对丰度 (莫耳分率)[n 2] |
相对丰度 的变化量 (莫耳分率) |
---|---|---|---|---|---|---|---|---|---|
激发能量[n 2] | |||||||||
78Zr | 40 | 38 | 77.95523(54)# | 50# ms [>170 ns] |
0+ | ||||
79Zr | 40 | 39 | 78.94916(43)# | 56(30) ms | β+, p | 78Sr | 5/2+# | ||
β+ | 79Y | ||||||||
80Zr | 40 | 40 | 79.9404(16) | 4.6(6) s | β+ | 80Y | 0+ | ||
81Zr | 40 | 41 | 80.93721(18) | 5.5(4) s | β+ (>99.9%) | 81Y | (3/2-)# | ||
β+, p (<.1%) | 80Sr | ||||||||
82Zr | 40 | 42 | 81.93109(24)# | 32(5) s | β+ | 82Y | 0+ | ||
83Zr | 40 | 43 | 82.92865(10) | 41.6(24) s | β+ (>99.9%) | 83Y | (1/2-)# | ||
β+, p (<.1%) | 82Sr | ||||||||
84Zr | 40 | 44 | 83.92325(21)# | 25.9(7) min | β+ | 84Y | 0+ | ||
85Zr | 40 | 45 | 84.92147(11) | 7.86(4) min | β+ | 85Y | 7/2+ | ||
85mZr | 292.2(3) keV | 10.9(3) s | IT (92%) | 85Zr | (1/2-) | ||||
β+ (8%) | 85Y | ||||||||
86Zr | 40 | 46 | 85.91647(3) | 16.5(1) h | β+ | 86Y | 0+ | ||
87Zr | 40 | 47 | 86.914816(9) | 1.68(1) h | β+ | 87Y | (9/2)+ | ||
87mZr | 335.84(19) keV | 14.0(2) s | IT | 87Zr | (1/2)- | ||||
88Zr | 40 | 48 | 87.910227(11) | 83.4(3) d | ε | 88Y | 0+ | ||
89Zr | 40 | 49 | 88.908890(4) | 78.41(12) h | β+ | 89Y | 9/2+ | ||
89mZr | 587.82(10) keV | 4.161(17) min | IT (93.77%) | 89Zr | 1/2- | ||||
β+ (6.23%) | 89Y | ||||||||
90 Zr [n 5] |
40 | 50 | 89.9047044(25) | 稳定 | 0+ | 0.5145(40) | |||
90m1Zr | 2319.000(10) keV | 809.2(20) ms | IT | 90Zr | 5- | ||||
90m2Zr | 3589.419(16) keV | 131(4) ns | 8+ | ||||||
91Zr[n 5] | 40 | 51 | 90.9056458(25) | 稳定 | 5/2+ | 0.1122(5) | |||
91mZr | 3167.3(4) keV | 4.35(14) µs | (21/2+) | ||||||
92Zr[n 5] | 40 | 52 | 91.9050408(25) | 稳定 | 0+ | 0.1715(8) | |||
93Zr[n 6] | 40 | 53 | 92.9064760(25) | 1.53(10)×106 y | β− | 93Nb | 5/2+ | ||
94Zr[n 5] | 40 | 54 | 93.9063152(26) | 观测上稳定[n 7] | 0+ | 0.1738(28) | |||
95Zr[n 5] | 40 | 55 | 94.9080426(26) | 64.032(6) d | β− | 95Nb | 5/2+ | ||
96Zr[n 8][n 5] | 40 | 56 | 95.9082734(30) | 20(4)×1018 y | β−β−[n 9] | 96Mo | 0+ | 0.0280(9) | |
97Zr | 40 | 57 | 96.9109531(30) | 16.744(11) h | β− | 97mNb | 1/2+ | ||
98Zr | 40 | 58 | 97.912735(21) | 30.7(4) s | β− | 98Nb | 0+ | ||
99Zr | 40 | 59 | 98.916512(22) | 2.1(1) s | β− | 99mNb | 1/2+ | ||
100Zr | 40 | 60 | 99.91776(4) | 7.1(4) s | β− | 100Nb | 0+ | ||
101Zr | 40 | 61 | 100.92114(3) | 2.3(1) s | β− | 101Nb | 3/2+ | ||
102Zr | 40 | 62 | 101.92298(5) | 2.9(2) s | β− | 102Nb | 0+ | ||
103Zr | 40 | 63 | 102.92660(12) | 1.3(1) s | β− | 103Nb | (5/2-) | ||
104Zr | 40 | 64 | 103.92878(43)# | 1.2(3) s | β− | 104Nb | 0+ | ||
105Zr | 40 | 65 | 104.93305(43)# | 0.6(1) s | β− (>99.9%) | 105Nb | |||
β−, n (<.1%) | 104Nb | ||||||||
106Zr | 40 | 66 | 105.93591(54)# | 200# ms [>300 ns] |
β− | 106Nb | 0+ | ||
107Zr | 40 | 67 | 106.94075(32)# | 150# ms [>300 ns] |
β− | 107Nb | |||
108Zr | 40 | 68 | 107.94396(64)# | 80# ms [>300 ns] |
β− | 108Nb | 0+ | ||
109Zr | 40 | 69 | 108.94924(54)# | 60# ms [>300 ns] |
|||||
110Zr | 40 | 70 | 109.95287(86)# | 30# ms [>300 ns] |
0+ | ||||
111Zr[3] | 40 | 71 | |||||||
112Zr[3] | 40 | 72 | 0+ | ||||||
113Zr[4] | 40 | 73 | |||||||
114Zr[5] | 40 | 74 | 0+ |
← | 同位素列表 | → |
钇的同位素 | 锆的同位素 | 铌的同位素 |
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