Aluminium-26
Isotope
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Aluminium-26 is a radioactive isotope of the chemical element aluminium, decaying by either positron emission or electron capture to stable magnesium-26. The half-life of ²⁶Al is 717,000 years. Wikipedia
Protons: 13
Symbol: 26Al
Number of neutrons: 13 neutrons
Half-life (t1/2): 7.17×105 years
Natural abundance: trace (cosmogenic)
Spin: 5+
β+: 4.00414