Káng "Dâng" gì nguòng-mā

{{twinLAT|氮}}
{{infobox element
|name=dâng
|laname=nitrogenium
|number=7
|symbol=N
|left=[[táng]]
|right=[[iōng]]
|above=–
|below=[[Lìng (nguòng-só)|Lìng]]
|series= hĭ-gĭng-sṳ̆k
|series comment=
|group=15
|period=2
|block=p
|series color=
|appearance=mò̤ ngàng-sáik gì ké-tā̤, ĭk-tā̤ hĕ̤k-ciā gó-tā̤
|image name=Liquidnitrogen.jpg
|image size=
|image name comment=ĭk-tái gì dâng
|image name 2=Nitrogen Spectra.jpg
|image name 2 comment=dâng gì [[guŏng-puō-siáng]] (spectral lines)
|atomic mass=14.007 
|atomic mass ref=<ref name="CIAAW">[http://www.ciaaw.org/pubs/TSAW2013_xls.xls Conventional Atomic Weights 2013]. [[Commission on Isotopic Abundances and Atomic Weights]]</ref>
|atomic mass 2=
|atomic mass comment=(14.00643–14.00728)<ref name="IUPAC">[http://www.ciaaw.org/atomic-weights.htm Standard Atomic Weights 2013]. [[Commission on Isotopic Abundances and Atomic Weights]]</ref>
|electron configuration=&#91;[[Helium|He]]&#93; 2s<sup>2</sup> 2p<sup>3</sup>
|electrons per shell=2, 5
|color=
|phase=ké-tā̤
|phase comment=
|density gplstp=1.251
|density gpcm3nrt=
|density gpcm3nrt 2=
|density gpcm3mp=
|density gpcm3bp=0.808
|melting point K=63.15
|melting point C=−210.00
|melting point F=−346.00
|boiling point K=77.355
|boiling point C=−195.795
|boiling point F=−320.431
|triple point K=63.151
|triple point kPa=12.52
|critical point K=126.192
|critical point MPa=3.3958
|heat fusion=(N<sub>2</sub>) 0.72
|heat fusion 2=
|heat vaporization=(N<sub>2</sub>) 5.56
|heat capacity=(N<sub>2</sub>) 29.124
|vapor pressure 1=37
|vapor pressure 10=41
|vapor pressure 100=46
|vapor pressure 1 k=53
|vapor pressure 10 k=62
|vapor pressure 100 k=77
|vapor pressure comment=
|crystal structure=hexagonal
|oxidation states='''5''', 4, '''3''', 2, 1, −1, −2, '''−3'''
|oxidation states comment=(a strongly [[acid]]ic oxide)
|electronegativity=3.04
|number of ionization energies=4
|ionization energy 1=1402.3
|ionization energy 2=2856
|ionization energy 3=4578.1
|atomic radius=
|atomic radius calculated=
|covalent radius=71±1
|Van der Waals radius=155
|magnetic ordering=diamagnetic
|electrical resistivity=
|electrical resistivity at 0=
|electrical resistivity at 20=
|thermal conductivity=25.83×10<sup>−3</sup>
|thermal conductivity 2=
|thermal diffusivity=
|thermal expansion=
|thermal expansion at 25=
|speed of sound=353
|speed of sound comment=(gas, at&nbsp;27&nbsp;°C)
|speed of sound rod at 20=
|speed of sound rod at r.t.=
|Young's modulus=
|Shear modulus=
|Bulk modulus=
|Poisson ratio=
|Mohs hardness=
|Vickers hardness=
|Brinell hardness=
|CAS number=7727-37-9
|isotopes=
{{infobox element/isotopes decay | mn=13 | sym=N
 | na=[[synthetic radioisotope|syn]] | hl=9.965&nbsp;min
 | dm=[[electron capture|ε]] | de=2.220 | link1=carbon-13 | pn=13 | ps=C }}
{{Infobox element/isotopes stable | mn=14 | sym=N | na=99.634% | n=7 |firstlinks=yes}}
{{Infobox element/isotopes stable | mn=15 | sym=N | na=0.366% | n=8 |firstlinks=no}}
|isotopes comment=
|predicted by=
|prediction date=
|discovered by=[[Daniel Rutherford]]
|discovery date=1772
|first isolation by=
|first isolation date=
|named by=[[Jean-Antoine Chaptal]]
|named date=1790
|history comment label=
|history comment=
}}
'''Dâng''' (氮, 淡), iâ hô̤ lā̤ '''cié-só''' (窒素), sê siŏh cṳ̄ng [[hĭ-gĭng-sṳ̆k]] [[huá-hŏk nguòng-só]].  [[Nguòng-cṳ̄ sê̤ṳ-só]] sê 7, huá-hŏk hù-hô̤ sê N.
==Huá-hŏk séng-cék==

==Éng-ê̤ṳng==

==Cié-chṳ̄==
Diŏh gĕ̤ng-ngiĕk diē-sié cṳ̄ng huŏng-sék cié-chṳ̄ dâng-ké:

*<math> NH_{4}Cl(s) + NaNO_{2}(s) \to N_{2}(g)+NaCl(s) </math> (sùng-dô gèng)

*<math> 4N_{2}(g) + O_{2}(g) + 2Cu(s) \to 2CuO(s)+4N_{2} </math> (sùng-dô dă̤)

*<math> 2 NH_{3}(g) + 3 CuO(s) \to 3 Cu(s) + 3 H_{2}O(g) + N_{2}(g)</math>

==Chăng-kō̤ cṳ̆-lâiu==
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{{Ciŭ-gĭ-biēu}}
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[[分類:Huá-hŏk nguòng-só]]