Periodic Table/Niobium/⁹¹Nb

← 90Nb92Nb →

⁹¹Nb

Niobium-91

Radioactive· Half-life: 680 y

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

41

Neutrons (N)

50

Mass Number (A)

91

Atomic Mass

90.906990AMU

Spin / Parity

9/2+

Binding E/A

8.441keV

Natural Abundance

Trace / None

Half-life

680 y

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

EC

100.0%

e+

0.0%

Decay Chain

⁹¹NbNiobium680 y

EC100.0%

e+⁹¹Zr0.01%

⁹¹ZrZirconiumSTABLE

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

Other Isotopes of Niobium

79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116

← Back to NiobiumData: IAEA NDS · ENSDF