File:White_Fuming_Nitric_Acid.png · Wikimedia Commons · See Wikimedia Commons
nitric acid
Sign in to saveAlso known as spirit of niter, fuming nitric acid, aqua fortis, engraver's acid, hydrogen nitrate, HONO2, HNO3, HNO₃
strong, oxidising mineral acid
AI overview
Nitric acid is a powerful chemical that readily donates protons and causes oxidation reactions, making it highly reactive and corrosive. It's important in industrial applications because these properties allow it to break down or transform many other materials.
AI-generated from the Wikipedia summary — may contain errors.
Chemical data
- Formula
- HNO3
- Molecular weight
- 63.013 g/mol
- IUPAC name
- nitric acid
- SMILES
- [N+](=O)(O)[O-]
- InChIKey
- GRYLNZFGIOXLOG-UHFFFAOYSA-N
- XLogP
- 0.2
- Polar surface area
- 66.1 Ų
- H-bond donors
- 1
- H-bond acceptors
- 3
- Formal charge
- 0
via PubChem
Research
80,588 papers- Electrochemical Synthesis of Nitric Acid from Nitrogen Oxidation.ReviewAngewandte Chemie (International ed. in English) · 2022Wang Y, Li T, Yu Y et al.DOI: 10.1002/anie.202115409
- Nitric acid recycling and copper nitrate recovery from effluent.ReviewEnvironmental science and pollution research international · 2014Jô LF, Marcus R, Marcelin ODOI: 10.1007/s11356-014-2724-z
- Nitric acid oxidation and urea modification of carbon fibres as biofilm carriers.Environmental technology · 2024Liu Q, Shao L, Liu Z et al.DOI: 10.1080/09593330.2023.2220890
- Nitric acid.The Homoeopathic recorder · 1948UNDERHILL E Jr
- Nitric acid-modified biochar enhances saline-alkali soil remediation and cotton growth via regulating soil-plant homeostasis.Plant physiology and biochemistry : PPB · 2025Xia X, Wang X, Riaz M et al.DOI: 10.1016/j.plaphy.2025.110722
- Combined acute inhalation of hydrofluoric acid and nitric acid: a case report and literature review.ReviewActa clinica Belgica · 2017Steverlynck L, Baert N, Buylaert W et al.DOI: 10.1080/17843286.2016.1229840
- Controlled chemical transformation of lignin by nitric acid treatment and carbonization.International journal of biological macromolecules · 2024Karnitski A, Natarajan L, Lee YJ et al.DOI: 10.1016/j.ijbiomac.2024.136408
- Making Yellows Last with Nitric Acid: Exploring Colour Permanence in Art and Knowledge, 1600-1850.Ambix · 2024Bol M, Montanari GDOI: 10.1080/00026980.2024.2311462
via PubMed
Wikidata facts
- Mass
- 62.995643
- Image
- Acido nitrico fumante.jpg
Show 19 more facts
- immediately dangerous to life or health
- 64.5
- Commons category
- Nitric acid
- melting point
- -41.6
- chemical formula
- HNO₃
- density
- 1.5
- boiling point
- 83
- NIOSH Pocket Guide ID
- 0447
- vapor pressure
- 48
- ionization energy
- 11.95
- time-weighted average exposure limit
- 5
- short-term exposure limit
- 10
- canonical SMILES
- [N+](=O)(O)[O-]
- electric dipole moment
- 2.17
- standard enthalpy of formation
- -174.1
- molar fusion enthalpy
- 10.47
- molar enthalpy of vaporization
- 39.1
- pKa
- -1.64
- refractive index
- 1.397
- MCN code
- 2808.00.10
via Wikidata · CC0
~25 min read
Article
Names
IUPAC name Nitric acid
Gallery (12)
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Categories
Chembox having GHS dataChembox image size setChemical articles with multiple compound IDsDrug testing reagentsECHA InfoCard ID from WikidataMultiple chemicals in an infobox that need indexingNitrogen oxoacidsNitrogen(V) compoundsOxidizing acidsPhotographic chemicalsUnclassified articles missing image alternative text