Nitrogen dioxide - Wikipedia
Nitrogen dioxide is a chemical compound with the formula NO2. One of several nitrogen oxides, nitrogen dioxide is a reddish-brown gas. It is a paramagnetic, bent molecule with C 2v point group symmetry.
Nitrogen Dioxide - American Lung Association
2023年10月26日 · Nitrogen dioxide, or NO 2, is a gaseous air pollutant composed of nitrogen and oxygen and is one of a group of related gases called nitrogen oxides, or NO x. Nitrogen dioxide forms when fossil fuels such as coal, oil, methane gas (natural gas) or …
Basic Information about NO2 | US EPA
2024年7月16日 · Nitrogen Dioxide (NO 2) is one of a group of highly reactive gases known as oxides of nitrogen or nitrogen oxides (NO x). Other nitrogen oxides include nitrous acid and nitric acid. NO 2 is used as the indicator for the larger group of nitrogen oxides.
Nitrogen dioxide | Definition, Chemistry, Sources, Air Pollution ...
2024年9月18日 · nitrogen dioxide, inorganic compound, a highly reactive and poisonous gas. Nitrogen dioxide is one of several nitrogen oxides (NO x), including nitrous acid and nitric acid, and is often used as an indicator for the larger group of nitrogen oxides.
Basic Information about NO2 | Nitrogen Dioxide (NO2) …
2016年9月8日 · Nitrogen Dioxide (NO 2) is one of a group of highly reactive gases known as oxides of nitrogen or nitrogen oxides (NO x). Other nitrogen oxides include nitrous acid and nitric acid. NO 2 is used as the indicator for the larger group of nitrogen oxides.
Nitrogen Oxides - Center for Science Education
Nitric oxide (NO) and nitrogen dioxide (NO 2) are two gases whose molecules are made of nitrogen and oxygen atoms. These nitrogen oxides contribute to the problem of air pollution, playing roles in the formation of both smog and acid rain.
Nitrogen Dioxide | Air Quality - NASA
2024年4月12日 · Nitrogen dioxide (NO 2), which is unhealthy to breathe (e.g., Anenberg et al., 2018; Eum et al., 2019), is a member of the NO x family (NO x = NO + NO 2) and is a necessary ingredient for the formation of unhealthy levels of surface ozone (O …
Nitrogen Dioxide's Impact on Indoor Air Quality | US EPA
2024年3月5日 · Nitrogen Dioxide's Impact on Indoor Air Quality. The two most prevalent oxides of nitrogen are nitrogen dioxide (NO 2) and nitric oxide (NO). Both are toxic gases with NO 2 being a highly reactive oxidant and corrosive. On this page: Sources of Nitrogen Dioxide. Health Effects Associated with Nitrogen Dioxide.
Nitrogen Dioxide (NO2) Pollution - US EPA
2019年6月13日 · Nitrogen Dioxide (NO 2) is one of a group of gases called nitrogen oxides (NO x). While all of these gases are harmful to human health and the environment, NO 2 is of greater concern. April 2018: EPA takes final action to retain the NO2 standards. Learn more.
Nitrogen dioxide - NIST Chemistry WebBook
Formula: NO 2. Molecular weight: 46.0055. IUPAC Standard InChI:InChI=1S/NO2/c2-1-3 Copy. IUPAC Standard InChIKey:JCXJVPUVTGWSNB-UHFFFAOYSA-N Copy. CAS Registry Number: 10102-44-0. Chemical structure: This structure is also available as a 2d Mol file or as a computed 3d SD file The 3d structure may be viewed using Java or Javascript.