Periodic Table/Bromine/⁹¹Br

← 90Br92Br →

⁹¹Br

Bromine-91

Radioactive· Half-life: 543 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

35

Neutrons (N)

56

Mass Number (A)

91

Atomic Mass

90.934399AMU

Spin / Parity

5/2-

Binding E/A

8.245keV

Natural Abundance

Trace / None

Half-life

543 ms

Decay Modesoverview · half-life · α · β⁻ · β⁺

β⁻

100.0%

β⁻n

29.5%

Decay Chain

⁹¹BrBromine543 ms

β⁻100.0%

β⁻n⁹⁰Kr29.5%

⁹¹KrKrypton8.57 s

β⁻100.0%

β⁻n⁹⁰Rb

⁹¹RbRubidium58.2 s

β⁻100.0%

β⁻n⁹⁰Sr

⁹¹SrStrontium9.65 h

β⁻100.0%

⁹¹YYttrium58.5 d

β⁻100.0%

⁹¹ZrZirconiumSTABLE

6-step decay chain → stable · Primary path shown · branching ratios indicated

Other Isotopes of Bromine

65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98

← Back to BromineData: IAEA NDS · ENSDF