Periodic Table/Zirconium/⁹⁹Zr

← 98Zr100Zr →

⁹⁹Zr

Zirconium-99

Radioactive· Half-life: 2.10 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

40

Neutrons (N)

59

Mass Number (A)

99

Atomic Mass

98.916675AMU

Spin / Parity

1/2+

Binding E/A

8.333keV

Natural Abundance

Trace / None

Half-life

2.10 s

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

β⁻

100.0%

Decay Chain

⁹⁹ZrZirconium2.10 s

β⁻100.0%

⁹⁹NbNiobium15.0 s

β⁻100.0%

⁹⁹MoMolybdenum2.75 d

β⁻100.0%

⁹⁹TcTechnetium211 ky

β⁻100.0%

⁹⁹RuRutheniumSTABLE

5-step decay chain → stable · Primary path shown

Other Isotopes of Zirconium

77 78 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

← Back to ZirconiumData: IAEA NDS · ENSDF