Àdàkọ:Infobox nítrójìn

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Nítrójìn
7N
-

N

P
kárbọ̀nùnítrójìnọ́ksíjìn
Ìhànsójú
aláìláwọ̀ bóyá ó jẹ́ ẹ̀fúùfù, olómisísàn tàbí aláralíle

Nítrójìn olómìsísàn

Àwọn ìlà spẹ́ktrà nítrójìn
Àwọn ìdámọ́ wíwọ́pọ̀
Orúkọ, àmì-ìdámọ́, nọ́mbà nítrójìn, N, 7
Ìpèlóhùn /ˈntrəən/ NY-trə-jən
Ẹ̀ka ẹ́límẹ̀nti aláìjẹ́-mẹ́tàlì
Ẹgbẹ́, àsìkò, àdìpò 152, p
Ìwúwo átọ́mù 14.007(1)
Ìtòléra ẹ̀lẹ́ktrónì [He] 2s2 2p3
2, 5
Electron shells of nitrogen (2, 5)
Ìtàn
Ìwárí Daniel Rutherford (1772)
Named by Jean-Antoine Chaptal (1790)
Physical properties
Phase gas
Density (0 °C, 101.325 kPa)
1.251 g/L
Liquid density at b.p. 0.808 g·cm−3
Melting point 63.15 K, -210.00 °C, -346.00 °F
Boiling point 77.36 K, -195.79 °C, -320.33 °F
Triple point 63.1526 K (-210°C), 12.53 kPa
Critical point 126.19 K, 3.3978 MPa
Heat of fusion (N2) 0.72 kJ·mol−1
Heat of vaporization (N2) 5.56 kJ·mol−1
Molar heat capacity (N2)
29.124 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 37 41 46 53 62 77
Atomic properties
Oxidation states 5, 4, 3, 2, 1, -1, -2, -3
(strongly acidic oxide)
Electronegativity 3.04 (Pauling scale)
Ionization energies
(more)
1st: 1402.3 kJ·mol−1
2nd: 2856 kJ·mol−1
3rd: 4578.1 kJ·mol−1
Covalent radius 71±1 pm
Van der Waals radius 155 pm
Miscellanea
Crystal structure hexagonal
Nítrójìn has a hexagonal crystal structure
Magnetic ordering diamagnetic
Thermal conductivity 25.83 × 10−3 W·m−1·K−1
Speed of sound (gas, 27 °C) 353 m·s−1
CAS registry number 7727-37-9
Àwọn ísótòpù dídúró jùlọ
Main article: Àwọn ísótòpù nítrójìn
iso NA half-life DM DE (MeV) DP
13N syn 9.965 min ε 2.220 13C
14N 99.634% 14N is stable with 7 neutrons
15N 0.366% 15N is stable with 8 neutrons
· r

References