Vanadium-43

Properties and data of the isotope ⁴³V.

Contents

General data

Name of the isotope:Vanadium-43; V-43Symbol:⁴³V or 4323VMass number A:43 (= number of nucleons)Atomic number Z:23 (= number of protons)Neutrons N:20Isotopic mass:42.98077(5) u (atomic weight of Vanadium-43)Nuclide mass:42.9681529 u (calculated nuclear mass without electrons)Mass excess:-17.91263 MeVMass defect:0.372504056 u (per nucleus)Nuclear binding energy:346.98529314 MeV (per nucleus)
8.06942542 MeV (average binding energy per nucleon)Separation energy:S_N = 18.37(20) MeV (first neutron)
S_P = 0.10(4) MeV (first proton)Half-life:79.3(24) msDecay constant λ:8.7408219490535 s^-1Specific activity α:1.253296690686 × 10⁺²³ Bq g^-1
3387288353206.5 Ci g^-1Spin and parity:
(nuclear angular momentum)(7/2-)Mirror nucleus:Calcium-43Year of discovery:1987

Radioactive Decay

Half-life T_½ = 79.3(24) ms respectively 7.93 × 10^-2 seconds s.

Decay mode	Daughter	Probability	Decay energy	γ energy (intensity)
β⁺	⁴³Ti	100 %	11.40(40) MeV
EC p	⁴²Sc	?

Parent Nuclides

Direct parent isotope is: ⁴³Cr.

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 20) and isobaric (same nucleon number A = 43) with Vanadium-43. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

Z	Isotone N = 20	Isobar A = 43
8	²⁸O
9	²⁹F
10	³⁰Ne
11	³¹Na
12	³²Mg
13	³³Al	⁴³Al
14	³⁴Si	⁴³Si
15	³⁵P	⁴³P
16	³⁶S	⁴³S
17	³⁷Cl	⁴³Cl
18	³⁸Ar	⁴³Ar
19	³⁹K	⁴³K
20	⁴⁰Ca	⁴³Ca
21	⁴¹Sc	⁴³Sc
22	⁴²Ti	⁴³Ti
23	⁴³V	⁴³V
24	⁴⁴Cr	⁴³Cr
25	⁴⁵Mn	⁴³Mn
26	⁴⁶Fe
27	⁴⁷Co
28	⁴⁸Ni