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Atomic: M.A.C. | Reference
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Nitrogen
Electrons per shell 2,5
Electron Configuration 1s2 2s2 2p3 open electron config
Ground state 43/2
Atomic Volume 17.3 cm3 mol-1
Electronegativity 3.04
Magnetic ordering No data
Mass magnetic susceptibility -1 x 10-8
Molar magnetic susceptibility -1.401 x 10-10
Speed of sound 353 m s-1
Thermal Properties
Enthalpy of Atomization 472.8 kJ mol-1 @25°C
Enthalpy of Fusion 0.720 kJ mol-1
Enthalpy of Vaporisation 5.577 kJ mol-1
Heat Capacity 29.124 J mol-1 K-1
Thermal Conductivity 25.83 W m-1 K-1
Thermal Expansion No data.
Electrical Properties
Electrical resistivity No data.
Electrical conductivity ? 106/cm Ω
Chemical Properties
Electrochemical Equivalent 0.10452 g Ah-1
Valence Electron Potential (-eV) 550
Ionization Potential  
First 14.534
Second 29.601
Third 47.448
Optical Properties
Refractive Index (gas) 1.000298
Refractive Index (liquid) 1.197
Energy Levels
Kα1 (intensity 100) 0.3924 KeV
Atomic Radii
Empirical 65 pm
Bohr Radius 56 pm
Covalent Radius 75 pm
Van der Waals 155 pm
Triple covalent 54 pm
Metallic No data.
Oxidation States
Main N-3, N-2, N-1, N0, N+2, N+3, N+4, N+5
Other
Ionisation Energies (kJ mol-1) show graph
M - M+ 1402.3
M+ - M2+ 2856.1
M2+ - M3+ 4578.0
M3+ - M4+ 7474.9
M4+ - M5+ 9440.0
M5+ - M6+ 53265.6
M6+ - M7+ 64358.7
Covalent Bonds (kJ mol-1)
N-H 390
N-N 160
N=N 415
NN 946
N-Cl 193
N-C 286
N=C 615
NC 887
Vapour Pressure
P (Pa) 1 10 100 1K 10K 100K
T (K) 37 41 46 53 62 77
Crystal Structure
Structure Hexagonal close packed
a = 386.1 pm
b = 386.1 pm
c = 626.5 pm
α = 90°
β = 90°
γ = 120°