Nitrogen-16
Properties and data of the isotope 16N.
See also: list of Nitrogen isotopes.
General data
Name of the isotope:Nitrogen-16; N-16Symbol:16N or 167NMass number A:16 (= number of nucleons)Atomic number Z:7 (= number of protons)Neutrons N:9Isotopic mass:16.0061019(25) u (atomic weight of Nitrogen-16)Nuclide mass:16.0022619 u (calculated nuclear mass without electrons)Mass excess:5.68388 MeVMass defect:0.126657568 u (per nucleus)Nuclear binding energy:117.98076465 MeV (per nucleus)
7.37379779 MeV (average binding energy per nucleon)Separation energy:SN = 2.4888(23) MeV (first neutron)
SP = 11.4782(24) MeV (first proton)Half-life:7.13(2) sDecay constant λ:0.097215593346416 s-1Specific activity α:3.659037480715 × 10+21 Bq g-1
98892904884.197 Ci g-1Spin and parity:
(nuclear angular momentum)2-Isobaric spin: 1Magnetic dipole moment:μ(μN) = 1.9856(11)Nuclear g-factor:gl = 0.9928Mirror nucleus:Fluorine-16Year of discovery:1933
Radioactive Decay
Half-life T½ = 7.13(2) s.
Decay mode | Daughter | Probability | Decay energy | γ energy (intensity) |
---|
β- | 16O | 99.99 % | 10.4209(23) MeV | |
β-, α | 12C | 0.0012(5) % | 0.120 MeV | |
Parent Nuclides
Direct parent isotope is: 16C.
Nuclear Isomers
Nuclear isomers or excited states with the activation energy in keV related to the ground state.
Nuclear Isomer | Excitation Energy | Half-life | Spin |
---|
16mN | 120.42(12) keV | 5.25(6) μs | 0- |
Isotones and Isobars
The following table shows the atomic nuclei that are isotonic (same neutron number N = 9) and isobaric (same nucleon number A = 16) with Nitrogen-16. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
OZ | Isotone N = 9 | Isobar A = 16 |
3 | 12Li | |
4 | 13Be | 16Be |
5 | 14B | 16B |
6 | 15C | 16C |
7 | 16N | 16N |
8 | 17O | 16O |
9 | 18F | 16F |
10 | 19Ne | 16Ne |
11 | 20Na | |
12 | 21Mg | |
13 | 22Al | |
14 | 23Si | |
15 | 24P | |
External data and identifiers
Last update: 2023-10-03
Perma link: https://www.chemlin.org/isotope/nitrogen-16
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