鈧嘅同位素

鈧嘅同位素有37個，得⁴⁵Sc（鈧-45）係穩定，其餘嘅都係唔穩定。

圖表

符號	Z（p）	N（n）	質量（u）	半衰期	原子核自旋	相對豐度	相對豐度嘅變化率
符號	激發能量			半衰期	原子核自旋	相對豐度	相對豐度嘅變化率
³⁶Sc	21	15	36.01492(54)#
³⁷Sc	21	16	37.00305(32)#		7/2-#
³⁸Sc	21	17	37.99470(32)#	<300 ns	(2-)#
³⁹Sc	21	18	38.984790(26)	<300 ns	(7/2-)#
⁴⁰Sc	21	19	39.977967(3)	182.3(7) ms	4-
⁴¹Sc	21	20	40.96925113(24)	596.3(17) ms	7/2-
⁴²Sc	21	21	41.96551643(29)	681.3(7) ms	0+
^42mSc	616.28(6) keV			61.7(4) s	(7,5,6)+
⁴³Sc	21	22	42.9611507(20)	3.891(12) h	7/2-
^43m1Sc	151.4(2) keV			438(7) µs	3/2+
^43m2Sc	3123.2(3) keV			470(4) ns	(19/2)-
⁴⁴Sc	21	23	43.9594028(19)	3.97(4) h	2+
^44m1Sc	67.8680(14) keV			154.2(8) ns	1-
^44m2Sc	270.95(20) keV			58.61(10) h	6+
^44m3Sc	146.224(22) keV			50.4(7) µs	0-
⁴⁵Sc	21	24	44.9559119(9)	穩定	7/2-	1.0000
^45mSc	12.40(5) keV			318(7) ms	3/2+
⁴⁶Sc	21	25	45.9551719(9)	83.79(4) d	4+
^46m1Sc	52.011(1) keV			9.4(8) µs	6+
^46m2Sc	142.528(7) keV			18.75(4) s	1-
⁴⁷Sc	21	26	46.9524075(22)	3.3492(6) d	7/2-
^47mSc	766.83(9) keV			272(8) ns	(3/2)+
⁴⁸Sc	21	27	47.952231(6)	43.67(9) h	6+
⁴⁹Sc	21	28	48.950024(4)	57.2(2) min	7/2-
⁵⁰Sc	21	29	49.952188(17)	102.5(5) s	5+
^50mSc	256.895(10) keV			350(40) ms	2+,3+
⁵¹Sc	21	30	50.953603(22)	12.4(1) s	(7/2)-
⁵²Sc	21	31	51.95668(21)	8.2(2) s	3(+)
⁵³Sc	21	32	52.95961(32)#	>3 s	(7/2-)#
⁵⁴Sc	21	33	53.96326(40)	260(30) ms	3+#
^54mSc	110(3) keV			7(5) µs	(5+)
⁵⁵Sc	21	34	54.96824(79)	0.115(15) s	7/2-#
⁵⁶Sc	21	35	55.97287(75)#	35(5) ms	(1+)
⁵⁷Sc	21	36	56.97779(75)#	13(4) ms	7/2-#
⁵⁸Sc	21	37	57.98371(86)#	12(5) ms	(3+)#
⁵⁹Sc	21	38	58.98922(97)#	10# ms	7/2-#
⁶⁰Sc	21	39	59.99571(97)#	3# ms	3+#

備註：有#嘅數據代表冇經過實驗嘅證明，只係理論推測，而用咗括號括係代表數據唔確定。

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).
Isotopic compositions and standard atomic masses from Atomic weights of the elements. Review 2000 (IUPAC Technical Report). Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and Atomic Weights Revised (2005).
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.

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