Structure and characteristics of the molecule
N20 (nitrous oxide)

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Structure and characteristics of the molecule


N20 (nitrous oxide)

Author : Pascal PEU

Publication date: July 10, 2007 | Lire en français

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1. Structure and characteristics of the molecule

The nitrous oxide molecule, also known as dinitrogen monoxide or nitrous oxide, was discovered in 1772 by the English chemist Joseph Priestley.

Under normal conditions of temperature and pressure, it is a colorless, odorless gas with no toxicological effects, but can be asphyxiating in high concentrations. It has been used since the late 18th century for recreational (laughing gas) and medical (anesthetic) purposes.

Traditionally, nitrous oxide is produced by thermal decomposition of ammonium nitrate at temperatures between 170 and 260°C. This method was developed by French chemist Claude Louis Berthollet in 1785 and has been widely used ever since.

The table 1 shows its various physical and chemical characteristics:...

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