Periodic Table/Aluminum/²²Al

← 21Al23Al →

²²Al

Aluminum-22

Radioactive· Half-life: 91.1 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

13

Neutrons (N)

9

Mass Number (A)

22

Atomic Mass

22.019540AMU

Spin / Parity

4

Binding E/A

6.480keV

Natural Abundance

Trace / None

Half-life

91.1 ms

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

β⁺

100.0%

β⁺p

55.0%

2p

1.1%

β⁺α

0.0%

Decay Chain

²²AlAluminum91.1 ms

β⁺100.0%

β⁺p²¹Na55.0%

2p²⁰Na1.10%

β⁺α¹⁸Ne0.04%

²²MgMagnesium3.87 s

β⁺100.0%

²²NaSodium2.60 y

β⁺100.0%

e+²²Ne90.6%

EC²²Ne9.43%

²²NeNeonSTABLE

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

Other Isotopes of Aluminum

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43

← Back to AluminumData: IAEA NDS · ENSDF