Aluminium-30

Properties and data of the isotope ³⁰Al.

Content

General data

Name of the isotope:Aluminium-30; Al-30Symbol:³⁰Al or 3013AlMass number A:30 (= number of nucleons)Atomic number Z:13 (= number of protons)Neutrons N:17Isotopic mass:29.982968(3) u (atomic weight of Aluminium-30)Nuclide mass:29.9758365 u (calculated nuclear mass without electrons)Mass excess:-15.86521 MeVMass defect:0.266060988 u (per nucleus)Nuclear binding energy:247.83421396 MeV (per nucleus)
8.26114047 MeV (average binding energy per nucleon)Separation energy:S_N = 5.7284(29) MeV (first neutron)
S_P = 1.2551(12) MeV (first proton)Half-life:3.62(6) sDecay constant λ:0.19147712170164 s^-1Specific activity α:3.976214477043 × 10⁺²¹ Bq g^-1
107465256136.3 Ci g^-1Spin and parity:
(nuclear angular momentum)3+Magnetic dipole moment:μ(μ_N) = 3.010(7)Nuclear g-factor:g_l = 1.0033333333333Mirror nucleus:Chlorine-30Year of discovery:1961

Radioactive Decay

Half-life T_½ = 3.62(6) s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
β^-	³⁰Si	100 %	8.5681(29) MeV

Parent Nuclides

Direct parent isotope is: ³⁰Mg.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 17) and isobaric (same nucleon number A = 30) with Aluminium-30. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

OZ	Isotone N = 17	Isobar A = 30
7	²⁴N
8	²⁵O
9	²⁶F	³⁰F
10	²⁷Ne	³⁰Ne
11	²⁸Na	³⁰Na
12	²⁹Mg	³⁰Mg
13	³⁰Al	³⁰Al
14	³¹Si	³⁰Si
15	³²P	³⁰P
16	³³S	³⁰S
17	³⁴Cl	³⁰Cl
18	³⁵Ar	³⁰Ar
19	³⁶K
20	³⁷Ca
21	³⁸Sc
22	³⁹Ti
23	⁴⁰V
24	⁴¹Cr
25	⁴²Mn