Isotopes of the Element Scandium
[Click for Main Data]

Most of the isotope data on this site has been obtained from the National Nuclear Data Center. Please visit their site for more information.

Isotopes of the Element Scandium with a Known Natural Abundance

All Known Isotopes of the Element Scandium

Mass Number	Half-life	Decay Mode	Branching Percentage

36	No Data Available	Proton Emission	No Data Available

37	No Data Available	Proton Emission	No Data Available

38	< 300 nanoseconds	Proton Emission	No Data Available

39	No Data Available	Proton Emission	100.00

40	182.3 milliseconds	Electron Capture	100.00

		Electron Capture with delayed Proton Emission	0.44

		Electron Capture with delayed Alpha Decay	0.02

41	596.3 milliseconds	Electron Capture	100.00

42	681.3 milliseconds	Electron Capture	100.00

42_m	61.7 seconds	Electron Capture	100.00

43	3.891 hours	Electron Capture	100.00

43_m	438 microseconds	Isomeric Transition	100.00

44	3.97 hours	Electron Capture	100.00

44_m	58.61 hours	Isomeric Transition	98.80

		Electron Capture	1.20

45	Stable	-	-

45_m	318 milliseconds	Isomeric Transition	100.00

46	83.79 days	Beta-minus Decay	100.00

46_m	18.75 seconds	Isomeric Transition	100.00

47	3.3492 days	Beta-minus Decay	100.00

48	43.67 hours	Beta-minus Decay	100.00

49	57.2 minutes	Beta-minus Decay	100.00

50	102.5 seconds	Beta-minus Decay	100.00

50_m	0.35 seconds	Isomeric Transition	> 97.50

		Beta-minus Decay	< 2.50

51	12.4 seconds	Beta-minus Decay	100.00

52	8.2 seconds	Beta-minus Decay	100.00

53	> 3 seconds	Beta-minus Decay	100.00

		Beta-minus Decay with delayed Neutron Emission	No Data Available

54	0.22 seconds	Beta-minus Decay	100.00

55	0.12 seconds	Beta-minus Decay	100.00

		Beta-minus Decay with delayed Neutron Emission	No Data Available

56	80 milliseconds	Beta-minus Decay	No Data Available

57	No Data Available	Beta-minus Decay	100.00

		Beta-minus Decay with delayed Neutron Emission	No Data Available

This page is maintained by Steve Gagnon.

Isotopes of the Element Scandium[Click for Main Data]