Isotopes of the Element Chromium
[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 Chromium with a Known Natural Abundance

All Known Isotopes of the Element Chromium

Mass Number	Half-life	Decay Mode	Branching Percentage

42	> 350 nanoseconds	Electron Capture	No Data Available

43	21.6 milliseconds	Electron Capture	100.00

		Electron Capture with delayed Proton Emission	23.00

		Electron Capture	6.00

44	53 milliseconds	Electron Capture	100.00

		Electron Capture with delayed Proton Emission	> 7.00

45	50 milliseconds	Electron Capture	100.00

		Electron Capture with delayed Proton Emission	> 27.00

46	0.26 seconds	Electron Capture	100.00

47	500 milliseconds	Electron Capture	100.00

48	21.56 hours	Electron Capture	100.00

49	42.3 minutes	Electron Capture	100.00

50	> 1.8×10⁺¹⁷ years	Double Electron Capture	No Data Available

51	27.7025 days	Electron Capture	100.00

52	Stable	-	-

53	Stable	-	-

54	Stable	-	-

55	3.497 minutes	Beta-minus Decay	100.00

56	5.94 minutes	Beta-minus Decay	100.00

57	21.1 seconds	Beta-minus Decay	100.00

58	7.0 seconds	Beta-minus Decay	100.00

59	0.46 seconds	Beta-minus Decay	100.00

60	0.57 seconds	Beta-minus Decay	100.00

61	0.27 seconds	Beta-minus Decay	100.00

62	0.19 seconds	Beta-minus Decay	100.00

		Beta-minus Decay with delayed Neutron Emission	No Data Available

63	0.11 seconds	Beta-minus Decay	100.00

		Beta-minus Decay with delayed Neutron Emission	No Data Available

64	> 1 microseconds	Beta-minus Decay	No Data Available

65	> 150 nanoseconds	Beta-minus Decay	No Data Available

66	> 150 nanoseconds	Beta-minus Decay	100.00

67	≈ 50 milliseconds	Beta-minus Decay	No Data Available

This page is maintained by Steve Gagnon.

Isotopes of the Element Chromium[Click for Main Data]