File:Nitrogen-dioxide-2D-dimensions-vector.svg · Wikimedia Commons · See Wikimedia Commons
نیتروژن دیاکسید
Sign in to saveAlso known as nitrogen peroxide, nitrogen(IV) oxide, deutoxide of nitrogen
chemical compound
OverviewAI-generated
Nitrogen dioxide is a chemical compound with the formula NO₂. It has a standard enthalpy of formation of 33.1 and a standard molar entropy of 240.1. The substance possesses a density of 1.44, a melting point of 15, and a boiling point of 70. Its vapor pressure is 720, and its ionization energy is 9.75. The electric dipole moment is 0.316.
The compound has a mass of 45.993 and a weight of 46.006. It features a canonical SMILES notation of N(=O)[O]. Safety data indicates an immediately dangerous to life or health level of 37.6, a ceiling exposure limit of 9, and a short-term exposure limit of 1.8. The NIOSH Pocket Guide ID for this substance is 0454.
Additional properties include an xlogp of -0.3, a tpsa of 30.4, and two hydrogen bond acceptors with no hydrogen bond donors. The molecule carries a charge of 0. There are 26,242 related entries in the PubMed database.
Synthesized by Vinony from 29 facts across 4 sources: Wikidata, PubChem, PubMed, Vinony graph. Generated from structured data (not the Wikipedia text) and checked against those facts — may still contain errors.
Chemical data
- Formula
- NO2
- Molecular weight
- 46.006 g/mol
- SMILES
- N(=O)[O]
- InChIKey
- JCXJVPUVTGWSNB-UHFFFAOYSA-N
- XLogP
- -0.3
- Polar surface area
- 30.4 Ų
- H-bond donors
- 0
- H-bond acceptors
- 2
- Formal charge
- 0
via PubChem
Research
26,242 papers- Indoor nitrogen dioxide and childhood respiratory illness.ReviewAustralian journal of public health · 1992Pilotto LS, Douglas RMDOI: 10.1111/j.1753-6405.1992.tb00062.x
- Nitrogen dioxide is a positive regulator of plant growth.ReviewPlant signaling & behavior · 2014Takahashi M, Morikawa HDOI: 10.4161/psb.28033
- The pathobiochemistry of nitrogen dioxide.ReviewBiological chemistry · 2002Kirsch M, Korth HG, Sustmann R et al.DOI: 10.1515/BC.2002.043
- NITROGEN DIOXIDE POISONING.Archives of environmental health · 1963KOOIKER RH, SCHUMAN LM, CHAN YKDOI: 10.1080/00039896.1963.10663491
- Toxicity of nitrogen dioxide: an introduction.ReviewToxicology · 1994Elsayed NMDOI: 10.1016/0300-483x(94)90096-5
- Air pollution--effects of nitrogen dioxide.ReviewReviews on environmental health · 1989Tewari A, Shukla NPDOI: 10.1515/reveh-1989-1-408
- [Air pollution with nitrogen dioxide and its impact on health].Revista medica de Chile · 2021Matus Correa P, Díaz Aranda M, GonzálezRiquelme FDOI: 10.4067/s0034-98872021001001391
- Nitrogen dioxide-induced emphysema in rabbits.The American review of respiratory disease · 1967Haydon GB, Davidson JT, Lillington GA et al.DOI: 10.1164/arrd.1967.95.5.797
via PubMed
Wikidata facts
- Subclass of
- nitrogen oxide
- Has part
- oxygen
- Mass
- 45.993
- Image
- Diossido di azoto.jpg
Show 18 more facts
- chemical formula
- NO₂
- standard enthalpy of formation
- 33.1
- NIOSH Pocket Guide ID
- 0454
- Commons category
- Nitrogen dioxide
- density
- 1.44
- immediately dangerous to life or health
- 37.6
- melting point
- 15
- boiling point
- 70
- vapor pressure
- 720
- ionization energy
- 9.75
- ceiling exposure limit
- 9
- short-term exposure limit
- 1.8
- described by source
- Brockhaus and Efron Encyclopedic Dictionary
- canonical SMILES
- N(=O)[O]
- standard molar entropy
- 240.1
- different from
- nitrous oxide
- on focus list of Wikimedia project
- WikiProject COVID-19
- electric dipole moment
- 0.316
Sources (7)
via Wikidata · CC0