鈷的同位素

鈷（原子量：58.933194(3)）共有40個同位素，其中有1個是穩定的。

圖表
|-
| 47Co
| style="text-align:right" | 27
| style="text-align:right" | 20
| 47.01149(54)#
|
|
|
| 7/2−#
|
|-
| 48Co
| style="text-align:right" | 27
| style="text-align:right" | 21
| 48.00176(43)#
|
|
| 47Fe
| 6+#
|
|-
| rowspan=2|49Co
| rowspan=2 style="text-align:right" | 27
| rowspan=2 style="text-align:right" | 22
| rowspan=2|48.98972(28)#
| rowspan=2|99.9%)
| 48Fe
| rowspan=2|7/2−#
| rowspan=2|
|-
| (49Fe
|-
| rowspan=2|50Co
| rowspan=2 style="text-align:right" | 27
| rowspan=2 style="text-align:right" | 23
| rowspan=2|49.98154(18)#
| rowspan=2|44(4) ms
| , (54%)
| 49Mn
| rowspan=2|(6+)
| rowspan=2|
|-
| (46%)
| 50Fe
|-
| 51Co
| style="text-align:right" | 27
| style="text-align:right" | 24
| 50.97072(16)#
| 60# ms [>200 ns]
|
| 51Fe
| 7/2−#
|
|-
| 52Co
| style="text-align:right" | 27
| style="text-align:right" | 25
| 51.96359(7)#
| 115(23) ms
|
| 52Fe
| (6+)
|
|-
| rowspan=2 style="text-indent:1em" | 52mCo
| rowspan=2 colspan="3" style="text-indent:2em" | 380(100)# keV
| rowspan=2|104(11)# ms
|
| 52Fe
| rowspan=2|2+#
| rowspan=2|
|-
| IT
| 52Co
|-
| 53Co
| style="text-align:right" | 27
| style="text-align:right" | 26
| 52.954219(19)
| 242(8) ms
|
| 53Fe
| 7/2−#
|
|-
| rowspan=2 style="text-indent:1em" | 53mCo
| rowspan=2 colspan="3" style="text-indent:2em" | 3197(29) keV
| rowspan=2|247(12) ms
| (98.5%)
| 53Fe
| rowspan=2|(19/2−)
| rowspan=2|
|-
| (1.5%)
| 52Fe
|-
| 54Co
| style="text-align:right" | 27
| style="text-align:right" | 27
| 53.9484596(8)
| 193.28(7) ms
|
| 54Fe
| 0+
|
|-
| style="text-indent:1em" | 54mCo
| colspan="3" style="text-indent:2em" | 197.4(5) keV
| 1.48(2) min
|
| 54Fe
| (7)+
|
|-
| 55Co
| style="text-align:right" | 27
| style="text-align:right" | 28
| 54.9419990(8)
| 17.53(3) h
|
| 55Fe
| 7/2−
|
|-
| 56Co
| style="text-align:right" | 27
| style="text-align:right" | 29
| 55.9398393(23)
| 77.233(27) d
|
| 56Fe
| 4+
|
|-
| 57Co
| style="text-align:right" | 27
| style="text-align:right" | 30
| 56.9362914(8)
| 271.74(6) d
|
| 57Fe
| 7/2−
|
|-
| 58Co
| style="text-align:right" | 27
| style="text-align:right" | 31
| 57.9357528(13)
| 70.86(6) d
|
| 58Fe
| 2+
|
|-
| style="text-indent:1em" | 58m1Co
| colspan="3" style="text-indent:2em" | 24.95(6) keV
| 9.04(11) h
| IT
| 58Co
| 5+
|
|-
| style="text-indent:1em" | 58m2Co
| colspan="3" style="text-indent:2em" | 53.15(7) keV
| 10.4(3) µs
|
|
| 4+
|
|-
|
| style="text-align:right" | 27
| style="text-align:right" | 32
| 58.9331950(7)
| colspan="3" style="text-align:center;"|**'
| 7/2−
| 1.0000
|-
|
| style="text-align:right" | 27
| style="text-align:right" | 33
| 59.9338171(7)
| 5.2713(8) y
| ,
| 60Ni
| 5+
|
|-
| rowspan=2 style="text-indent:1em" | 60mCo
| rowspan=2 colspan="3" style="text-indent:2em" | 58.59(1) keV
| rowspan=2|10.467(6) min
| IT (99.76%)
| 60Co
| rowspan=2|2+
| rowspan=2|
|-
| (.24%)
| 60Ni
|-
| 61Co
| style="text-align:right" | 27
| style="text-align:right" | 34
| 60.9324758(10)
| 1.650(5) h
|
| 61Ni
| 7/2−
|
|-
| 62Co
| style="text-align:right" | 27
| style="text-align:right" | 35
| 61.934051(21)
| 1.50(4) min
|
| 62Ni
| 2+
|
|-
| rowspan=2 style="text-indent:1em" | 62mCo
| rowspan=2 colspan="3" style="text-indent:2em" | 22(5) keV
| rowspan=2|13.91(5) min
| (99%)
| 62Ni
| rowspan=2|5+
| rowspan=2|
|-
| IT (1%)
| 62Co
|-
| 63Co
| style="text-align:right" | 27
| style="text-align:right" | 36
| 62.933612(21)
| 26.9(4) s
|
| 63Ni
| 7/2−
|
|-
| 64Co
| style="text-align:right" | 27
| style="text-align:right" | 37
| 63.935810(21)
| 0.30(3) s
|
| 64Ni
| 1+
|
|-
| 65Co
| style="text-align:right" | 27
| style="text-align:right" | 38
| 64.936478(14)
| 1.20(6) s
|
| 65Ni
| (7/2)−
|
|-
| 66Co
| style="text-align:right" | 27
| style="text-align:right" | 39
| 65.93976(27)
| 0.18(1) s
|
| 66Ni
| (3+)
|
|-
| style="text-indent:1em" | 66m1Co
| colspan="3" style="text-indent:2em" | 175(3) keV
| 1.21(1) µs
|
|
| (5+)
|
|-
| style="text-indent:1em" | 66m2Co
| colspan="3" style="text-indent:2em" | 642(5) keV
| >100 µs
|
|
| (8-)
|
|-
| 67Co
| style="text-align:right" | 27
| style="text-align:right" | 40
| 66.94089(34)
| 0.425(20) s
|
| 67Ni
| (7/2−)#
|
|-
| 68Co
| style="text-align:right" | 27
| style="text-align:right" | 41
| 67.94487(34)
| 0.199(21) s
|
| 68Ni
| (7-)
|
|-
| style="text-indent:1em" | 68mCo
| colspan="3" style="text-indent:2em" | 150(150)# keV
| 1.6(3) s
|
|
| (3+)
|
|-
| rowspan=2|69Co
| rowspan=2 style="text-align:right" | 27
| rowspan=2 style="text-align:right" | 42
| rowspan=2|68.94632(36)
| rowspan=2|227(13) ms
| (>99.9%)
| 69Ni
| rowspan=2|7/2−#
| rowspan=2|
|-
| , (68Ni
|-
| rowspan=2|70Co
| rowspan=2 style="text-align:right" | 27
| rowspan=2 style="text-align:right" | 43
| rowspan=2|69.9510(9)
| rowspan=2|119(6) ms
| (>99.9%)
| 70Ni
| rowspan=2|(6-)
| rowspan=2|
|-
| , (69Ni
|-
| style="text-indent:1em" | 70mCo
| colspan="3" style="text-indent:2em" | 200(200)# keV
| 500(180) ms
|
|
| (3+)
|
|-
| rowspan=2|71Co
| rowspan=2 style="text-align:right" | 27
| rowspan=2 style="text-align:right" | 44
| rowspan=2|70.9529(9)
| rowspan=2|97(2) ms
| (>99.9%)
| 71Ni
| rowspan=2|7/2−#
| rowspan=2|
|-
| , (70Ni
|-
| rowspan=2|72Co
| rowspan=2 style="text-align:right" | 27
| rowspan=2 style="text-align:right" | 45
| rowspan=2|71.95781(64)#
| rowspan=2|62(3) ms
| (>99.9%)
| 72Ni
| rowspan=2|(6-,7-)
| rowspan=2|
|-
| , (71Ni
|-
| 73Co
| style="text-align:right" | 27
| style="text-align:right" | 46
| 72.96024(75)#
| 41(4) ms
|
|
| 7/2−#
|
|-
| 74Co
| style="text-align:right" | 27
| style="text-align:right" | 47
| 73.96538(86)#
| 50# ms [>300 ns]
|
|
| 0+
|
|-
| 75Co
| style="text-align:right" | 27
| style="text-align:right" | 48
| 74.96833(86)#
| 40# ms [>300 ns]
|
|
| 7/2−#
|
|}

参考文獻

Isotope masses from [https://web.archive.org/web/20080923134436/http://www.nndc.bnl.gov/amdc/index.html 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. [http://amdc.in2p3.fr/web/nubase_en.html 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 [http://www.nndc.bnl.gov/nudat2/ 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.

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