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Chemical compound From Wikipedia, the free encyclopedia
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Names | |||
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IUPAC name
Nitric acid | |||
Identifiers | |||
3D model (JSmol) |
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3DMet | |||
ChEBI | |||
ChEMBL | |||
ChemSpider | |||
EC Number |
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1576 | |||
KEGG | |||
MeSH | Nitric+acid | ||
PubChem CID |
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RTECS number |
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UNII | |||
UN number | 2031 | ||
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Properties | |||
HNO3 | |||
Molar mass | 63.012 g·mol−1 | ||
Appearance | Colourless liquid | ||
Density | 1.5129 g cm-3 | ||
Melting point | −42 °C (−44 °F; 231 K) | ||
Boiling point | 83 °C (181 °F; 356 K) | ||
Completely miscible | |||
Acidity (pKa) | -1.4 | ||
Refractive index (nD) |
1.397 (16.5 °C) | ||
2.17 ± 0.02 D | |||
Hazards | |||
NFPA 704 (fire diamond) | |||
Flash point | Non-flammable | ||
Related compounds | |||
Other anions |
Nitrous acid | ||
Other cations |
Sodium nitrate Potassium nitrate Ammonium nitrate | ||
Supplementary data page | |||
User:Beetstra/test (data page) | |||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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