Nitric acid

  • Formula: HNO3
  • Hill system formula: H1N1O3
  • CAS registry number: [7697-37-2]
  • Formula weight: 63.013
  • Class: nitrate
  • Colour: colourless
  • Appearance: liquid
  • Melting point: -41°C
  • Boiling point: 83°C
  • Density: 1500 kg m-3

The following are some synonyms of nitric acid:

  • nitric acid
  • hydrogen(I) nitrate
  • hydrogen nitrate

The oxidation number of hydrogen in nitric acid is 1.

Synthesis

Not available

Solid state structure

  • Geometry of hydrogen: 1 coordinate: terminus
  • Prototypical structure:

Crystal structure of nitric acid

Element analysis

The table shows element percentages for HNO3 (nitric acid).

Element %
H 1.60
N 22.23
O 76.17

Isotope pattern for HNO3

The chart below shows the calculated isotope pattern for the formula HNO3 with the most intense ion set to 100%.

Created with Highcharts 4.0.4 /Highstock 2.0.4Chart context menuRelative abundance/%59606162636465666768690255075100www.webelements.com
HNO3 isotope pattern

References

The data on these compounds pages are assembled and adapted from the primary literature and several other sources including the following.

  • R.T. Sanderson in Chemical Periodicity, Reinhold, New York, USA, 1960.
  • N.N. Greenwood and A. Earnshaw in Chemistry of the Elements, 2nd edition, Butterworth, UK, 1997.
  • F.A. Cotton, G. Wilkinson, C.A. Murillo, and M. Bochmann, in Advanced Inorganic Chemistry, John Wiley & Sons, 1999.
  • A.F. Trotman-Dickenson, (ed.) in Comprehensive Inorganic Chemistry, Pergamon, Oxford, UK, 1973.
  • R.W.G. Wyckoff, in Crystal Structures, volume 1, Interscience, John Wiley & Sons, 1963.
  • A.R.West in Basic solid state chemistry Chemistry, John Wiley & Sons, 1999.
  • A.F. Wells in Structural inorganic chemistry, 4th edition, Oxford, UK, 1975.
  • J.D.H. Donnay, (ed.) in Crystal data determinative tables, ACA monograph number 5, American Crystallographic Association, USA, 1963.
  • D.R. Lide, (ed.) in Chemical Rubber Company handbook of chemistry and physics, CRC Press, Boca Raton, Florida, USA, 77th edition, 1996.
  • J.W. Mellor in A comprehensive treatise on inorganic and theoretical chemistry, volumes 1-16, Longmans, London, UK, 1922-1937.
  • J.E. Macintyre (ed.) in Dictionary of inorganic compounds, volumes 1-3, Chapman & Hall, London, UK, 1992.

Explore periodic propertes from these links