Periodic Table/Rubidium/⁷⁷Rb

← 76Rb78Rb →

⁷⁷Rb

Rubidium-77

Radioactive· Half-life: 3.78 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

37

Neutrons (N)

40

Mass Number (A)

77

Atomic Mass

76.930402AMU

Spin / Parity

3/2-

Binding E/A

8.292keV

Natural Abundance

Trace / None

Half-life

3.78 min

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

β⁺

100.0%

Decay Chain

⁷⁷RbRubidium3.78 min

β⁺100.0%

⁷⁷KrKrypton1.21 h

β⁺100.0%

⁷⁷BrBromine2.38 d

β⁺100.0%

⁷⁷SeSeleniumSTABLE

4-step decay chain → stable · Primary path shown

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