Periodic Table/Rubidium/¹⁰⁴Rb

← 103Rb

¹⁰⁴Rb

Rubidium-104

Radioactive

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

37

Neutrons (N)

67

Mass Number (A)

104

Atomic Mass

103.970531AMU

Spin / Parity

—

Binding E/A

7.875keV

Natural Abundance

Trace / None

Half-life

Unknown

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

β⁻

β⁻n

2n

Decay Chain

¹⁰⁴RbRubidium?

β⁻

β⁻n¹⁰³Sr

2n¹⁰²Rb

¹⁰⁴SrStrontium50.6 ms

β⁻100.0%

β⁻n¹⁰³Y

2n¹⁰²Sr

¹⁰⁴YYttrium197 ms

β⁻100.0%

β⁻n¹⁰³Zr34.0%

2n¹⁰²Y

¹⁰⁴ZrZirconium920 ms

β⁻100.0%

β⁻n¹⁰³Nb1.00%

¹⁰⁴NbNiobium980 ms

β⁻100.0%

β⁻n¹⁰³Mo0.05%

¹⁰⁴MoMolybdenum1.00 min

β⁻100.0%

¹⁰⁴TcTechnetium18.3 min

β⁻100.0%

¹⁰⁴RuRutheniumSTABLE

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

Other Isotopes of Rubidium

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 99 100 101 102 103 104

← Back to RubidiumData: IAEA NDS · ENSDF