锘的同位素

锘是人造元素，没有稳定同位素，也无法确认标准原子质量。它有从248No至260No及262No这14种同位素，以及众多同核异构体。其中，259No最稳定，半衰期58分钟。

圖表

|-
| 248No
| style="text-align:right" | 102
| style="text-align:right" | 146
| 248.08655(24)#
| <2 µs
|
|
| 0+
|-
| 249No
| style="text-align:right" | 102
| style="text-align:right" | 147
| 249.0878(3)#
| 57(12) s[54(+15−10) s]
|
|
| 5/2+#
|-
| rowspan=3|250No
| rowspan=3 style="text-align:right" | 102
| rowspan=3 style="text-align:right" | 148
| rowspan=3|250.08756(22)#
| rowspan=3|5.7(8) s
| SF (99.95%)
| (various)
| rowspan=3|0+
|-
|  (.05%)
| 246Fm
|-
|  (2.5×10−4%)
| 250Md
|-
| rowspan=3|251No
| rowspan=3 style="text-align:right" | 102
| rowspan=3 style="text-align:right" | 149
| rowspan=3|251.08894(12)#
| rowspan=3|0.78(2) s
|  (89%)
| 247Fm
| rowspan=3|7/2+#
|-
| SF (10%)
| (various)
|-
|  (1%)
| 251Md
|-
| style="text-indent:1em" | 251mNo
| colspan="3" style="text-indent:2em" | 110(180)# keV
| 1.7(10) s
|
|
| 9/2−#
|-
| rowspan=3|252No
| rowspan=3 style="text-align:right" | 102
| rowspan=3 style="text-align:right" | 150
| rowspan=3|252.088967(10)
| rowspan=3|2.27(14) s
|  (73.09%)
| 248Fm
| rowspan=3|0+
|-
| SF (26.9%)
| (various)
|-
|  (1%)
| 252Md

|-
| rowspan=3|253NoNot directly synthesized, occurs as decay product of 257Rf
| rowspan=3 style="text-align:right" | 102
| rowspan=3 style="text-align:right" | 151
| rowspan=3|253.090564(7)
| rowspan=3|1.62(15) min
|  (80%)
| 249Fm
| rowspan=3|(9/2−)#
|-
|  (20%)
| 253Md
|-
| SF (10−3%)
| (various)
|-
| style="text-indent:1em" | 253mNo
| colspan="3" style="text-indent:2em" | 129(19) keV
| 31 s
|
|
| 5/2+#
|-
| rowspan=3|254No
| rowspan=3 style="text-align:right" | 102
| rowspan=3 style="text-align:right" | 152
| rowspan=3|254.090956(11)
| rowspan=3|51(10) s
|  (89.3%)
| 250Fm
| rowspan=3|0+
|-
|  (10%)
| 254Md
|-
| SF (.31%)
| (various)
|-
| rowspan=2 style="text-indent:1em" | 254mNo
| rowspan=2 colspan="3" style="text-indent:2em" | 500(100)# keV
| rowspan=2|0.28(4) s
| IT (80%)
| 254No
| rowspan=2|0+
|-
|  (20%)
| 250Fm
|-
| rowspan=2|255No
| rowspan=2 style="text-align:right" | 102
| rowspan=2 style="text-align:right" | 153
| rowspan=2|255.093191(16)
| rowspan=2|3.1(2) min
|  (61.4%)
| 251Fm
| rowspan=2|(1/2+)
|-
|  (38.6%)
| 255Md
|-
| rowspan=3|256No
| rowspan=3 style="text-align:right" | 102
| rowspan=3 style="text-align:right" | 154
| rowspan=3|256.094283(8)
| rowspan=3|2.91(5) s
|  (99.44%)
| 252Fm
| rowspan=3|0+
|-
| SF (.55%)
| (various)
|-
|  (.01%)
| 256Md
|-
| rowspan=2|257No
| rowspan=2 style="text-align:right" | 102
| rowspan=2 style="text-align:right" | 155
| rowspan=2|257.096888(7)
| rowspan=2|25(2) s
|  (99%)
| 253Fm
| rowspan=2|(7/2+)
|-
|  (1%)
| 257Md
|-
| rowspan=3|258No
| rowspan=3 style="text-align:right" | 102
| rowspan=3 style="text-align:right" | 156
| rowspan=3|258.09821(11)#
| rowspan=3|1.2(2) ms
| SF (99.99%)
| (various)
| rowspan=3|0+
|-
|  (.01%)
| 254Fm
|-
|  （不常見）
| 258Fm
|-
| rowspan=3|259No
| rowspan=3 style="text-align:right" | 102
| rowspan=3 style="text-align:right" | 157
| rowspan=3|259.10103(11)#
| rowspan=3|58(5) min
|  (75%)
| 255Fm
| rowspan=3|(9/2+)#
|-
|  (25%)
| 259Md
|-
| SF (10%)
| (various)
|-
| 260No
| style="text-align:right" | 102
| style="text-align:right" | 158
| 260.10264(22)#
| 106(8) ms
| SF
| (various)
| 0+
|-
| 262NoNot directly synthesized, occurs as decay product of 262Lr
| style="text-align:right" | 102
| style="text-align:right" | 160
| 262.10746(39)#
| ~5 ms
| SF
| (various)
| 0+
|}

 参考文獻 

 Isotope masses from Ame2003 Atomic Mass Evaluation by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).
 Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
 Audi, Bersillon, Blachot, Wapstra. The Nubase2003 evaluation of nuclear and decay properties , Nuc. Phys. A 729, pp. 3-128 (2003).
 National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database  (retrieved Sept. 2005).
 David R. Lide (ed.), Norman E. Holden in CRC Handbook of Chemistry and Physics, 85th Edition, online version. CRC Press. Boca Raton, Florida (2005). Section 11, Table of the Isotopes.

No