錳（原子量：54.938043(2)）共有32個同位素，其中有1個是穩定的。
圖表
|-
| rowspan=4|46Mn
| rowspan=4 style="text-align:right" | 25
| rowspan=4 style="text-align:right" | 21
| rowspan=4|45.98672(12)#
| rowspan=4|37(3) ms
| (78%)
| 46Cr
| rowspan=4|(4+)
| rowspan=4|
|-
| , p (22%)
| 45V
|-
| , (42Ti
|-
| , 2p (44Ti
|-
| style="text-indent:1em" | 46mMn
| colspan="3" style="text-indent:2em" | 150(100)# keV
| 1# ms
|
| 46Cr
| 1-#
|
|-
| rowspan=2|47Mn
| rowspan=2 style="text-align:right" | 25
| rowspan=2 style="text-align:right" | 22
| rowspan=2|46.97610(17)#
| rowspan=2|100(50) ms
| (96.6%)
| 47Cr
| rowspan=2|5/2−#
| rowspan=2|
|-
| , p (3.4%)
| 46V
|-
| rowspan=3|48Mn
| rowspan=3 style="text-align:right" | 25
| rowspan=3 style="text-align:right" | 23
| rowspan=3|47.96852(12)
| rowspan=3|158.1(22) ms
| (99.71%)
| 48Cr
| rowspan=3|4+
| rowspan=3|
|-
| , p (.027%)
| 47V
|-
| , (6×10−4%)
| 44Ti
|-
| 49Mn
| style="text-align:right" | 25
| style="text-align:right" | 24
| 48.959618(26)
| 382(7) ms
|
| 49Cr
| 5/2−
|
|-
| 50Mn
| style="text-align:right" | 25
| style="text-align:right" | 25
| 49.9542382(11)
| 283.29(8) ms
|
| 50Cr
| 0+
|
|-
| style="text-indent:1em" | 50mMn
| colspan="3" style="text-indent:2em" | 229(7) keV
| 1.75(3) min
|
| 50Cr
| 5+
|
|-
| 51Mn
| style="text-align:right" | 25
| style="text-align:right" | 26
| 50.9482108(11)
| 46.2(1) min
|
| 51Cr
| 5/2−
|
|-
| 52Mn
| style="text-align:right" | 25
| style="text-align:right" | 27
| 51.9455655(21)
| 5.591(3) d
|
| 52Cr
| 6+
|
|-
| rowspan=2 style="text-indent:1em" | 52mMn
| rowspan=2 colspan="3" style="text-indent:2em" | 377.749(5) keV
| rowspan=2|21.1(2) min
| (98.25%)
| 52Cr
| rowspan=2|2+
| rowspan=2|
|-
| IT (1.75%)
| 52Mn
|-
| 53Mn
| style="text-align:right" | 25
| style="text-align:right" | 28
| 52.9412901(9)
| 3.7(4)×106 y
|
| 53Cr
| 7/2−
| 痕量
|-
| rowspan=3|54Mn
| rowspan=3 style="text-align:right" | 25
| rowspan=3 style="text-align:right" | 29
| rowspan=3|53.9403589(14)
| rowspan=3|312.03(3) d
| 99.99%
| 54Cr
| rowspan=3|3+
| rowspan=3|
|-
| (2.9×10−4%)
| 54Fe
|-
| (5.76×10−7%)
| 54Cr
|-
|
| style="text-align:right" | 25
| style="text-align:right" | 30
| 54.9380451(7)
| colspan=3 align=center|**'
| 5/2−
| 1.0000
|-
| 56Mn
| style="text-align:right" | 25
| style="text-align:right" | 31
| 55.9389049(7)
| 2.5789(1) h
|
| 56Fe
| 3+
|
|-
| 57Mn
| style="text-align:right" | 25
| style="text-align:right" | 32
| 56.9382854(20)
| 85.4(18) s
|
| 57Fe
| 5/2−
|
|-
| 58Mn
| style="text-align:right" | 25
| style="text-align:right" | 33
| 57.93998(3)
| 3.0(1) s
|
| 58Fe
| 1+
|
|-
| rowspan=2 style="text-indent:1em" | 58mMn
| rowspan=2 colspan="3" style="text-indent:2em" | 71.78(5) keV
| rowspan=2|65.2(5) s
| (>99.9%)
| 58Fe
| rowspan=2|(4)+
| rowspan=2|
|-
| IT (58Mn
|-
| 59Mn
| style="text-align:right" | 25
| style="text-align:right" | 34
| 58.94044(3)
| 4.59(5) s
|
| 59Fe
| (5/2)−
|
|-
| 60Mn
| style="text-align:right" | 25
| style="text-align:right" | 35
| 59.94291(9)
| 51(6) s
|
| 60Fe
| 0+
|
|-
| rowspan=2 style="text-indent:1em" | 60mMn
| rowspan=2 colspan="3" style="text-indent:2em" | 271.90(10) keV
| rowspan=2|1.77(2) s
| (88.5%)
| 60Fe
| rowspan=2|3+
| rowspan=2|
|-
| IT (11.5%)
| 60Mn
|-
| 61Mn
| style="text-align:right" | 25
| style="text-align:right" | 36
| 60.94465(24)
| 0.67(4) s
|
| 61Fe
| (5/2)−
|
|-
| rowspan=2|62Mn
| rowspan=2 style="text-align:right" | 25
| rowspan=2 style="text-align:right" | 37
| rowspan=2|61.94843(24)
| rowspan=2|671(5) ms
| (>99.9%)
| 62Fe
| rowspan=2|(3+)
| rowspan=2|
|-
| β−, (61Fe
|-
| style="text-indent:1em" | 62mMn
| colspan="3" style="text-indent:2em" | 0(150)# keV
| 92(13) ms
|
|
| (1+)
|
|-
| 63Mn
| style="text-align:right" | 25
| style="text-align:right" | 38
| 62.95024(28)
| 275(4) ms
|
| 63Fe
| 5/2−#
|
|-
| rowspan=2|64Mn
| rowspan=2 style="text-align:right" | 25
| rowspan=2 style="text-align:right" | 39
| rowspan=2|63.95425(29)
| rowspan=2|88.8(25) ms
| (>99.9%)
| 64Fe
| rowspan=2|(1+)
| rowspan=2|
|-
| β−, n (63Fe
|-
| style="text-indent:1em" | 64mMn
| colspan="3" style="text-indent:2em" | 135(3) keV
| >100 µs
|
|
|
|
|-
| rowspan=2|65Mn
| rowspan=2 style="text-align:right" | 25
| rowspan=2 style="text-align:right" | 40
| rowspan=2|64.95634(58)
| rowspan=2|92(1) ms
| (>99.9%)
| 65Fe
| rowspan=2|5/2−#
| rowspan=2|
|-
| β−, n (64Fe
|-
| rowspan=2|66Mn
| rowspan=2 style="text-align:right" | 25
| rowspan=2 style="text-align:right" | 41
| rowspan=2|65.96108(43)#
| rowspan=2|64.4(18) ms
| (>99.9%)
| 66Fe
| rowspan=2|
| rowspan=2|
|-
| β−, n (65Fe
|-
| 67Mn
| style="text-align:right" | 25
| style="text-align:right" | 42
| 66.96414(54)#
| 45(3) ms
|
| 67Fe
| 5/2−#
|
|-
| 68Mn
| style="text-align:right" | 25
| style="text-align:right" | 43
| 67.96930(64)#
| 28(4) ms
|
|
|
|
|-
| 69Mn
| style="text-align:right" | 25
| style="text-align:right" | 44
| 68.97284(86)#
| 14(4) ms
|
|
| 5/2−#
|
|}
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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