锎的同位素

锎是人造元素，没有稳定同位素。它有20种同位素，原子量介于237至256之间，其中半衰期898年的251Cf最稳定。

圖表

|-
| rowspan=3|237Cf
| rowspan=3 style="text-align:right" | 98
| rowspan=3 style="text-align:right" | 139
| rowspan=3|237.06207(54)#
| rowspan=3|2.1(3) s
| SF
| (various)
| rowspan=3|5/2+#
|-
| 
| 237Bk
|-
| 
| 233Cm
|-
| rowspan=3|238Cf
| rowspan=3 style="text-align:right" | 98
| rowspan=3 style="text-align:right" | 140
| rowspan=3|238.06141(43)#
| rowspan=3|21.1(13) ms
| SF
| (various)
| rowspan=3|0+
|-
|  （不常見）
| 238Bk
|-
|  （不常見）
| 234Cm
|-
| rowspan=2|239Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 141
| rowspan=2|239.06242(23)#
| rowspan=2|60(30) s[39(+37−12) s]
| 
| 235Cm
| rowspan=2|5/2+#
|-
|  （不常見）
| 239Bk
|-
| rowspan=3|240Cf
| rowspan=3 style="text-align:right" | 98
| rowspan=3 style="text-align:right" | 142
| rowspan=3|240.06230(22)#
| rowspan=3|1.06(15) min
|  (98%)
| 236Cm
| rowspan=3|0+
|-
| SF (2%)
| (various)
|-
|  （不常見）
| 240Bk
|-
| rowspan=2|241Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 143
| rowspan=2|241.06373(27)#
| rowspan=2|3.78(70) min
|  (75%)
| 241Bk
| rowspan=2|7/2−#
|-
|  (25%)
| 237Cm
|-
| rowspan=3|242Cf
| rowspan=3 style="text-align:right" | 98
| rowspan=3 style="text-align:right" | 144
| rowspan=3|242.06370(4)
| rowspan=3|3.49(15) min
|  (80%)
| 238Cm
| rowspan=3|0+
|-
|  (20%)
| 242Bk
|-
| SF (.014%)
| (various)
|-
| rowspan=2|243Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 145
| rowspan=2|243.06543(15)#
| rowspan=2|10.7(5) min
|  (86%)
| 243Bk
| rowspan=2|(1/2+)
|-
|  (14%)
| 239Cm
|-
| rowspan=2|244Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 146
| rowspan=2|244.066001(3)
| rowspan=2|19.4(6) min
|  (99%)
| 240Cm
| rowspan=2|0+
|-
|  (1%)
| 244Bk
|-
| rowspan=2|245Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 147
| rowspan=2|245.068049(3)
| rowspan=2|45.0(15) min
|  (64%)
| 245Bk
| rowspan=2|(5/2+)
|-
|  (36%)
| 241Cm
|-
| rowspan=3|246Cf
| rowspan=3 style="text-align:right" | 98
| rowspan=3 style="text-align:right" | 148
| rowspan=3|246.0688053(22)
| rowspan=3|35.7(5) h
| 
| 242Cm
| rowspan=3|0+
|-
|  (5×10−4%)
| 246Bk
|-
| SF (2×10−4%)
| (various)
|-
| rowspan=2|247Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 149
| rowspan=2|247.071001(9)
| rowspan=2|3.11(3) h
|  (99.96%)
| 247Bk
| rowspan=2|(7/2+)#
|-
|  (.04%)
| 243Cm
|-
| rowspan=2|248Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 150
| rowspan=2|248.072185(6)
| rowspan=2|333.5(28) d
|  (99.99%)
| 244Cm
| rowspan=2|0+
|-
| SF (.0029%)
| (various)
|-
| rowspan=2|249Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 151
| rowspan=2|249.0748535(24)
| rowspan=2|351(2) y
| 
| 245Cm
| rowspan=2|9/2−
|-
| SF (5×10−7%)
| (various)
|-
| style="text-indent:1em" | 249mCf
| colspan="3" style="text-indent:2em" | 144.98(5) keV
| 45(5) µs
|
|
| 5/2+
|-
| rowspan=2|250Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 152
| rowspan=2|250.0764061(22)
| rowspan=2|13.08(9) y
|  (99.92%)
| 246Cm
| rowspan=2|0+
|-
| SF (.077%)
| (various)
|-
| 251CfHigh neutron cross-section, tends to absorb neutrons
| style="text-align:right" | 98
| style="text-align:right" | 153
| 251.079587(5)
| 900(40) y
| 
| 247Cm
| 1/2+
|-
| rowspan=2|252CfMost common isotope
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 154
| rowspan=2|252.081626(5)
| rowspan=2|2.645(8) y
|  (96.9%)
| 248Cm
| rowspan=2|0+
|-
| SF (3.09%)High neutron emitter, average 3.7 neutrons per fission
| (various)
|-
| rowspan=2|253Cf
| rowspan=2 style="text-align:right" | 98
| rowspan=2 style="text-align:right" | 155
| rowspan=2|253.085133(7)
| rowspan=2|17.81(8) d
|  (99.69%)
| 253Es
| rowspan=2|(7/2+)
|-
|  (.31%)
| 249Cm
|-
| rowspan="2" |254Cf
| rowspan="2" style="text-align:right" | 98
| rowspan="2" style="text-align:right" | 156
| rowspan="2" |254.087323(13)
| rowspan="2" |60.5(2) d
| SF (99.69%)
| (various)
| rowspan="2" |0+
|-
|  (.31%)
| 250Cm
|-
| rowspan=3|255Cf
| rowspan=3 style="text-align:right" | 98
| rowspan=3 style="text-align:right" | 157
| rowspan=3|255.09105(22)#
| rowspan=3|85(18) min
|  (99.99%)
| 255Es
| rowspan=3|(7/2+)
|-
| SF (.001%)
| (various)
|-
|  (10−5%)
| 251Cm
|-
| rowspan="3" |256Cf
| rowspan="3" style="text-align:right" | 98
| rowspan="3" style="text-align:right" | 158
| rowspan="3" |256.09344(32)#
| rowspan="3" |12.3(12) min
| SF (99%)
| (various)
| rowspan="3" |0+
|-
|  (1%)
| 256Es
|}

 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.

Cf
Category:锎
he:קליפורניום#איזוטופים של קליפורניום