NO2 has various meanings in the Science category. Discover the full forms, definitions, and usage contexts of NO2 in Science.
Nitrogen oxide may refer to a binary compound of oxygen and nitrogen.
ScienceNitrogen dioxide is the chemical compound with the formula NO2. It is one of several nitrogen oxides. NO2 is an intermediate in the industrial synthesis of nitric acid, millions of tons of which are produced each year. This reddish-brown toxic gas has a characteristic sharp, biting odor and is a prominent air pollutant. Nitrogen dioxide is a paramagnetic, bent molecule with C2v point group symmetry.
ScienceNot to be confused with nitric oxide (NO) or nitrogen dioxide (NO2), nitrous oxide (N2 O) a potent greenhouse gas. Nitrous oxide is naturally present in the atmosphere as part of the Earths nitrogen cycle, and has a variety of natural sources.
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