Input interpretation
![nitrogen (chemical element)](../image_source/f56a2bff25df46165c81df1b8e2f8fb9.png)
nitrogen (chemical element)
Periodic table location
![Periodic table location](../image_source/373d5f6b0352e3fe3dd6fbafc1d41f49.png)
Periodic table location
Image
![Image](../image_source/bbbf1b57bb097ce58c965c4603189180.png)
Image
Basic elemental properties
![atomic symbol | N atomic number | 7 short electronic configuration | [He]2s^22p^3 Aufbau diagram | 2p 2s block | p group | 15 period | 2 atomic mass | 14.007 u (unified atomic mass units)](../image_source/a7aaad8150411fdcd975baae5141bc76.png)
atomic symbol | N atomic number | 7 short electronic configuration | [He]2s^22p^3 Aufbau diagram | 2p 2s block | p group | 15 period | 2 atomic mass | 14.007 u (unified atomic mass units)
Thermodynamic properties
![phase at STP | gas melting point | -210.1 °C (rank: 97th) boiling point | -195.79 °C (rank: 91st) critical temperature | 126.21 K (rank: 18th) critical pressure | 3.39 MPa (rank: 18th) molar heat of fusion | 0.36 kJ/mol (rank: 89th) molar heat of vaporization | 2.79 kJ/mol (rank: 91st) specific heat at STP | 1040 J/(kg K) (rank: 6th) adiabatic index | 7/5 (rank: 1st) (properties at standard conditions)](../image_source/9c4639c8851684b29c5d171d531043ba.png)
phase at STP | gas melting point | -210.1 °C (rank: 97th) boiling point | -195.79 °C (rank: 91st) critical temperature | 126.21 K (rank: 18th) critical pressure | 3.39 MPa (rank: 18th) molar heat of fusion | 0.36 kJ/mol (rank: 89th) molar heat of vaporization | 2.79 kJ/mol (rank: 91st) specific heat at STP | 1040 J/(kg K) (rank: 6th) adiabatic index | 7/5 (rank: 1st) (properties at standard conditions)
Material properties
![density | 0.001251 g/cm^3 (rank: 93rd) molar volume | 11200 cm^3/mol refractive index | 1.000298 sound speed | 333.6 m/s (rank: 69th) thermal conductivity | 0.02583 W/(m K) (rank: 89th) (properties at standard conditions)](../image_source/e65615be9e4786658667e56942e04079.png)
density | 0.001251 g/cm^3 (rank: 93rd) molar volume | 11200 cm^3/mol refractive index | 1.000298 sound speed | 333.6 m/s (rank: 69th) thermal conductivity | 0.02583 W/(m K) (rank: 89th) (properties at standard conditions)
Electromagnetic properties
![magnetic type | diamagnetic volume magnetic susceptibility | -6.8×10^-9 mass magnetic susceptibility | -5.4×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -1.5×10^-10 m^3/mol (cubic meters per mole) color | (colorless) refractive index | 1.000298](../image_source/4908851849490b8a1992d8ebd40bb7d8.png)
magnetic type | diamagnetic volume magnetic susceptibility | -6.8×10^-9 mass magnetic susceptibility | -5.4×10^-9 m^3/kg (cubic meters per kilogram) molar magnetic susceptibility | -1.5×10^-10 m^3/mol (cubic meters per mole) color | (colorless) refractive index | 1.000298
Reactivity
![valence | 3 electronegativity | 3.04 electron affinity | 7 kJ/mol (kilojoules per mole) first ionization energy | 1402.3 kJ/mol (kilojoules per mole) ionization energies | 1402.3 kJ/mol | 2856 kJ/mol | 4578.1 kJ/mol | 7475 kJ/mol | 9444.9 kJ/mol | 53266.6 kJ/mol | 64360 kJ/mol](../image_source/8a9eab8f1d04f83fb313b4b76f58ebed.png)
valence | 3 electronegativity | 3.04 electron affinity | 7 kJ/mol (kilojoules per mole) first ionization energy | 1402.3 kJ/mol (kilojoules per mole) ionization energies | 1402.3 kJ/mol | 2856 kJ/mol | 4578.1 kJ/mol | 7475 kJ/mol | 9444.9 kJ/mol | 53266.6 kJ/mol | 64360 kJ/mol
![Reactivity](../image_source/1e1eeeccabcb295235c505c1b9a0d389.png)
Reactivity
Atomic properties
![term symbol | ^4S_(3/2) atomic radius | 65 pm covalent radius | 71 pm van der Waals radius | 155 pm (electronic ground state properties)](../image_source/cc5fe279dc6a1f53178d52dce7f9a001.png)
term symbol | ^4S_(3/2) atomic radius | 65 pm covalent radius | 71 pm van der Waals radius | 155 pm (electronic ground state properties)
![(neutral nitrogen atomic spectrum)](../image_source/30521f19fa8afd4f0fbe3688b2d9cf78.png)
(neutral nitrogen atomic spectrum)
Abundances
![universe abundance | 0.1 mass% (rank: 7th) solar abundance | 0.1 mass% (rank: 5th) meteorite abundance | 0.14 mass% (rank: 14th) crust abundance | 0.002 mass% (rank: 32nd) ocean abundance | 5×10^-5 mass% (rank: 15th) human abundance | 2.6 mass% (rank: 4th) universe molar abundance | 0.009 mol% (rank: 5th) solar molar abundance | 0.009 mol% (rank: 5th) meteorite molar abundance | 0.14 mol% (rank: 12th) ocean molar abundance | 2.2×10^-5 mol% (rank: 15th) crust molar abundance | 0.0029 mol% (rank: 24th) human molar abundance | 1.2 mol% (rank: 4th)](../image_source/7d638da6bdf1ca9c9acb3a568e890f4b.png)
universe abundance | 0.1 mass% (rank: 7th) solar abundance | 0.1 mass% (rank: 5th) meteorite abundance | 0.14 mass% (rank: 14th) crust abundance | 0.002 mass% (rank: 32nd) ocean abundance | 5×10^-5 mass% (rank: 15th) human abundance | 2.6 mass% (rank: 4th) universe molar abundance | 0.009 mol% (rank: 5th) solar molar abundance | 0.009 mol% (rank: 5th) meteorite molar abundance | 0.14 mol% (rank: 12th) ocean molar abundance | 2.2×10^-5 mol% (rank: 15th) crust molar abundance | 0.0029 mol% (rank: 24th) human molar abundance | 1.2 mol% (rank: 4th)
Nuclear properties
![half-life | (stable) stable isotopes | N-14 (99.634%) | N-15 (0.366%) nuclear spin | N-10: 2^- | N-11: 1/2^+ | N-12: 1^+ | N-13: 1/2^- | N-14: 1^+ | N-15: 1/2^- | N-16: 2^- | N-17: 1/2^- | N-18: 1^- | N-19: 1/2^- | N-21: 1/2^- | N-23: 1/2^- | N-25: 1/2^- unstable isotopes | N-13 (9.965 min) | N-16 (7.13 s) | N-17 (4.173 s) | N-18 (624 ms) | N-19 (271 ms) | N-20 (130 ms) | N-21 (85 ms) | N-22 (24 ms) | N-23 (14.5 ms) | N-12 (11 ms) | N-25 (260 ns) | N-24 (52 ns) | N-11 (0.59 zs) | N-10 (0.2 zs) neutron cross-section | 1.91 b neutron mass absorption | 0.0048 m^2/kg](../image_source/0df08b7fcdfca128427d488d6864a848.png)
half-life | (stable) stable isotopes | N-14 (99.634%) | N-15 (0.366%) nuclear spin | N-10: 2^- | N-11: 1/2^+ | N-12: 1^+ | N-13: 1/2^- | N-14: 1^+ | N-15: 1/2^- | N-16: 2^- | N-17: 1/2^- | N-18: 1^- | N-19: 1/2^- | N-21: 1/2^- | N-23: 1/2^- | N-25: 1/2^- unstable isotopes | N-13 (9.965 min) | N-16 (7.13 s) | N-17 (4.173 s) | N-18 (624 ms) | N-19 (271 ms) | N-20 (130 ms) | N-21 (85 ms) | N-22 (24 ms) | N-23 (14.5 ms) | N-12 (11 ms) | N-25 (260 ns) | N-24 (52 ns) | N-11 (0.59 zs) | N-10 (0.2 zs) neutron cross-section | 1.91 b neutron mass absorption | 0.0048 m^2/kg
Identifiers
![CAS number | 7727-37-9 PubChem CID number | 947](../image_source/a925a003d04be305ee2e0ec9b75a7f85.png)
CAS number | 7727-37-9 PubChem CID number | 947