DioxideAmounts of nitrogen oxidesEmissionsNitric acid or other compoundsVolatile organic cGasesAmmoniaReddish-brown gasExposureSulfurRespiratoryAtmosphereMonoxideNitrous oxidePhosphorusParticulate matterCombustorsNitrateCombustionZincSensorReactionInorganicPollutionNauseaExhaustMoleculesDieselCarbonChemicalsRadicalHumansElectronLevelsFormProcessInfluenceEnvironmentHealthSweet-smeFoundGrowthPropertiesChemical formula
Dioxide24
- NOz (or NOz) = NOy − NOx Mixed Oxides of Nitrogen ("MON"): solutions of nitric oxide in dinitrogen tetroxide/nitrogen dioxide. (wikipedia.org)
- Nitric oxide, NO Nitrogen dioxide, NO2 Nitrous oxide, N2O Dinitrogen trioxide, N2O3 Dinitrogen tetroxide, N2O4 Dinitrogen pentoxide, N2O5 Trinitramide, N4O6 Due to relatively weak N-O bonding, all nitrogen oxides are unstable with respect to N2 and O2, which is the principle behind the catalytic converter and prevents the combustion of the atmosphere. (wikipedia.org)
- Nitrogen dioxide and nitric oxide have been found in at least 9 and 6 of the 1,585 National Priorities List sites identified by the Environmental Protection Agency (EPA), respectively. (cdc.gov)
- Nitric oxide is a sharp sweet-smelling gas at room temperature, whereas nitrogen dioxide has a strong, harsh odor and is a liquid at room temperature, becoming a reddish-brown gas above 70°F. (cdc.gov)
- The reaction of nitrogen dioxide with chemicals produced by sunlight leads to the formation of nitric acid, which is a major constituent of acid rain. (cdc.gov)
- Nitrogen dioxide also reacts with sunlight, which leads to the formation of ozone and smog conditions in the air we breathe. (cdc.gov)
- Nitric oxide and nitrogen dioxide are found in tobacco smoke, so people who smoke or breathe in second-hand smoke may be exposed to nitrogen oxides. (cdc.gov)
- If you were to come into skin or eye contact with high concentrations of nitrogen oxide gases or nitrogen dioxide liquid, you would likely experience serious burns. (cdc.gov)
- NITROGEN OXIDES (nitric oxide, nitrogen dioxide, etc. (cdc.gov)
- This fact sheet answers the most frequently asked health questions (FAQs) about nitrogen oxides (nitric oxide, nitrogen dioxide, etc. (cdc.gov)
- The reaction of nitrogen dioxide with Nitrogen oxides are a mixture of gases that are composed of chemicals produced by sunlight leads to the formation of nitrogen and oxygen. (cdc.gov)
- at room temperature, whereas nitrogen dioxide has a strong, ` Small amounts of nitrogen oxides may evaporate from harsh odor and is a liquid at room temperature, becoming a water, but most of it will react with water and form nitric acid. (cdc.gov)
- Nitrogen oxides are broken down rapidly in the ` Nitric oxide and nitrogen dioxide are found in tobacco atmosphere by reacting with other substances commonly smoke, so people who smoke or breathe in second-hand smoke may be exposed to nitrogen oxides. (cdc.gov)
- Symptoms of short-term nitrogen dioxide exposure include nausea, dyspnea and headache. (unicert.co.uk)
- Smog can also contain sulphur dioxide, nitrogen dioxide, total reduced sulphur, and carbon monoxide. (lung.ca)
- Nitric oxide (IV) (nitrogen dioxide) is an inorganic substance has the chemical formula NO2. (sciencealpha.com)
- nitrogen dioxide (eng. (sciencealpha.com)
- nitrogen dioxide (Rus. (sciencealpha.com)
- The reaction produced a fluoride-nitrogen dioxide (V). (sciencealpha.com)
- How does nitrogen dioxide influence the environment? (mediawikibootstrapskin.co.uk)
- Nitrogen dioxide is considered one of the greenhouse gases, next to carbon dioxide and ozone. (mediawikibootstrapskin.co.uk)
- Nitrogen oxides are a group of highly reactive gases that includes nitric oxide (NO), nitrous oxide (N 2 O), and nitrogen dioxide (NO 2 ). (fraserbasin.bc.ca)
- Nitrogen dioxide consists of one nitrogen and two oxygen atoms. (helsinki.fi)
- Full shift samples for nitrogen-dioxide (10102440) (NO2) and nitric-oxide (10102439) were collected. (cdc.gov)
Amounts of nitrogen oxides5
- Everybody is exposed to small amounts of nitrogen oxides in ambient air. (cdc.gov)
- Small amounts of nitrogen oxides may evaporate from water, but most of it will react with water and form nitric acid. (cdc.gov)
- When released to soil, small amounts of nitrogen oxides may evaporate into air. (cdc.gov)
- The excessive amounts of nitrogen oxides in the atmosphere can offset the balance of nature. (mediawikibootstrapskin.co.uk)
- To avoid exposure to excessive amounts of nitrogen oxides and ammonia, monitor their and other pollutants' levels through an air pollution map. (mediawikibootstrapskin.co.uk)
Emissions9
- An example of modelling results is presented in the form of a comparison between a comprehensive model with focus on the modelling of nitrogen oxide emissions and a simplified modelling approach to analyse a specific problem. (chalmers.se)
- Neo Chemicals & Oxides Ltd. won a major court decision in Germany last week as the Federal Patent Court in Munich revoked the German designation of a key patent (EP 1435338) that had been claimed by Solvay Special Chem Japan Ltd., an affiliate of Brussels-based Solvay SA, on a cerium oxide-based product used to reduce nitrogen oxide emissions in diesel vehicle engines. (neomaterials.com)
- With both model mixtures and real diesel exhaust gases it was found that platinumrhodium/γ-alumina displayed high activity for nitrogen oxides conversion, at 200 to 350°C. These catalysts are similar to the three-way catalysts used for controlling emissions from gasoline fuelled engines. (matthey.com)
- Ground-level ozone is not emitted directly into the air, but forms when nitrogen oxide and volatile organic compounds (VOCs) from vehicle exhaust, factory emissions and other sources react with sunlight. (lung.ca)
- You could ask - if nitrogen's so significant to our and our planet's well-being, why should we even worry about the emissions of its oxides? (mediawikibootstrapskin.co.uk)
- One major part of those emissions are nitrogen oxides. (helsinki.fi)
- Within modern internal combustion engines, Exhaust Gas Recirculation (EGR) is a method to control Nitrogen Oxides (NOx) emissions, produced as a by-product during the combustion process. (evanshalshaw.com)
- Air from the environment, mostly a combination of Oxygen and Nitrogen, combines with fuel and ignites inside the combustion chamber, temperatures increase and produce NOx emissions. (evanshalshaw.com)
- Nitrogen oxides are emissions produced as a by-product from the process of combustion, Nitrogen and Oxygen gases in the air react during combustion, especially at high temperatures. (evanshalshaw.com)
Nitric acid or other compounds2
- Nitrogen oxides are released to the air from the exhaust of converted to nitric acid or other compounds. (cdc.gov)
- The recovered nitrogen oxides may be used in the manufacture of nitric acid or other compounds or decomposed into harmless gases. (ureaknowhow.com)
Volatile organic c2
- GLO is formed from chemical reactions among precursor gases, principally nitrogen oxides and volatile organic compounds in the presence of sunlight. (fraserbasin.bc.ca)
- There was still concern about the potential for exposure to nitrogen oxides, nitrosamines, ammonia (7664417), inorganic acids and volatile organic compounds. (cdc.gov)
Gases6
- Nitrogen oxides are a mixture of gases that are composed of nitrogen and oxygen. (cdc.gov)
- The removal of nitrogen oxides present in the gases emitted from sources such as electric power generation boilers, stationary internal combustion engines and gas turbine engines- all of which are likely to use excess oxygen to achieve maximum fuel efficiency-can be achieved by a selective reduction process using ammonia as the reducing agent, the reaction being carried out over a base metal oxide catalyst. (matthey.com)
- It had been considered that hydrocarbons were ineffective for this reaction but recent work has indicated that with suitable catalysts it may be possible to use them in a process which removes nitrogen oxides from the exhaust gases of both diesel and lean-burn gasoline-fuelled engines. (matthey.com)
- No wonder that on every air pollution map , the nitrogen oxide concentration level is one of the markers measured daily, aside from other gases and particulate matter. (mediawikibootstrapskin.co.uk)
- Nitric oxide may be removed from gases which it is admixed by contacting the gases with aqueous solutions containing nitrate ions in sufficient concentration to oxidize the nitric oxide to nitrous acid and to retain it in the solution under stable conditions. (ureaknowhow.com)
- Nitrogen oxides are gases. (helsinki.fi)
Ammonia2
- The nitrogen can also come into reaction with hydrogen, causing the creation of ammonia - a substance that can have a negative influence on human health and worsen the existing conditions such as asthma. (mediawikibootstrapskin.co.uk)
- In the first set of experiments, they mixed the nitrogen oxides with ammonia. (helsinki.fi)
Reddish-brown gas1
- Nitrogen oxide is a reddish-brown gas that smells foul. (lung.ca)
Exposure6
- Exposure to high levels of nitrogen oxides can damage the respiratory airways. (cdc.gov)
- We do not know if exposure to nitrogen oxides will result in reproductive effects in humans. (cdc.gov)
- But we do not know if exposure to nitrogen oxides might well as workers involved in the welding of metals may breath cause developmental effects in humans. (cdc.gov)
- Low levels of nitrogen oxides in the air can irritate your eyes, Families with indoor gas stoves, space heaters, or indoor nose, throat, and lungs, possibly causing you to cough and cigarette smoke can minimize indoor exposure to nitrogen experience shortness of breath, tiredness, and nausea. (cdc.gov)
- oxides by periodically allowing fresh outdoor air into the Exposure to low levels can also result in fluid build-up in the home. (cdc.gov)
- In the U.S., the Occupational Safety and Health Administration (OSHA) has set the legal limit (permissible exposure limit) for nitric oxide exposure in the workplace as 25 ppm (30 mg/m3) over an 8-hour workday. (unicert.co.uk)
Sulfur1
- Nitrate Nitrogen oxide sensor Sulfur nitrides, which are valence isoelectronic with nitrogen oxides United States Clean Air Act, 42 U.S.C. § 7602 Seinfeld, John H. (wikipedia.org)
Respiratory2
- Breathing high levels of nitrogen oxides can cause rapid burning, spasms, and swelling of tissues in the throat and upper respiratory tract, reduced oxygenation of body tissues, a build-up of fluid in your lungs, and death. (cdc.gov)
- Nitrogen oxides can contribute to ongoing respiratory issues at high levels and can also cause visual impairment. (fraserbasin.bc.ca)
Atmosphere5
- Nitrogen oxides are broken down rapidly in the atmosphere by reacting with other substances commonly found in the air. (cdc.gov)
- However, the amounts of its oxides released to the atmosphere as a result of an anthropogenic activity cause pollution and can have a negative impact on the fauna and flora. (mediawikibootstrapskin.co.uk)
- As a vital element of our planet's ecosystem, nitrogen constitutes more than 78% of the atmosphere. (mediawikibootstrapskin.co.uk)
- Nitrogen oxides form when nitrogen and oxygen in the atmosphere are burned or combusted with fossil fuels at high temperatures. (fraserbasin.bc.ca)
- Once emitted out of the tailpipes, nitrogen oxides react with other molecules in the atmosphere, making them a key player in atmospheric chemistry. (helsinki.fi)
Monoxide2
- Nitric oxide (nitrogen oxide or nitrogen monoxide) is a colorless gas with the formula NO. It is one of the principal oxides of nitrogen. (unicert.co.uk)
- Significant toxicity occurs with the inhalation of asphyxiants, including carbon monoxide (CO), nitrogen, and methane. (medscape.com)
Nitrous oxide1
- Phosphorus burns in nitrous oxide (IV). (sciencealpha.com)
Phosphorus1
- In the reaction, the formed phosphorus oxide (V) and nitrogen. (sciencealpha.com)
Particulate matter1
- We report on how levels of pollutants, particulate matter levels (PM10) and oxides of Nitrogen (NOx) influence hospital outcomes (30-day in-hospital mortality). (peertechzpublications.com)
Combustors1
- The addition of some hydrocarbons to the exhaust is necessary to compensate for the greater amount of nitrogen oxides generally emitted from combustors operating under netoxidising conditions, and the properties of propene favour its use as the reducing agent. (matthey.com)
Nitrate2
- In the reaction, the formed salt is a nitrate, sodium and nitric oxide (II). (sciencealpha.com)
- In response to a request from the International Chemical Workers Union on behalf of employees at Agrium, Inc. (SIC-2873), Beatrice, Nebraska, an investigation was begun into possible hazardous working conditions at Homestead Nitrogen Operations (formerly Cominco Fertilizers, Inc.). The facility produced agricultur al grade ammonium-nitrate. (cdc.gov)
Combustion2
- People who live near combustion sources such as coal burning power plants or areas with heavy motor vehicle use may be exposed to higher levels of nitrogen oxides. (cdc.gov)
- An important intermediate in chemical industry, nitric oxide forms in combustion systems and can be generated by lightning in thunderstorms. (unicert.co.uk)
Zinc1
- At carrying out of the reaction is a liquid nitrogen oxide (IV) and zinc in powder form. (sciencealpha.com)
Sensor1
- 1X Nitrogen Oxides Nox Sensor. (volvovnltruck.com)
Reaction2
- The reaction produces nitric oxide (V) and oxygen. (sciencealpha.com)
- The chemical reaction turns the nitric oxide (II) bromine and water. (sciencealpha.com)
Inorganic1
- Nitric oxide (IV) is an inorganic substance, a poisonous gas , red-brown color, with a characteristic pungent odor or yellowish liquid. (sciencealpha.com)
Pollution1
- UNICERT is the leading inspection body in the area of Air Quality test for Nitric Oxide (NO) and objectives to reduce environmental emission/pollution and enhance environmental performance to the society. (unicert.co.uk)
Nausea2
- Low levels of nitrogen oxides in the air can irritate your eyes, nose, throat, and lungs, possibly causing you to cough and experience shortness of breath, tiredness, and nausea. (cdc.gov)
- Small levels of nitrogen oxides can cause nausea, irritated eyes and/or nose, fluid forming in lungs and shortness of breath. (fraserbasin.bc.ca)
Exhaust1
Molecules2
- At a temperature of 140 °C nitric oxide (IV) only consists of molecules of NO2, but very dark, almost black. (sciencealpha.com)
- If organic molecules were present in the chamber, the nitrogen oxides had a different effect. (helsinki.fi)
Diesel1
- Adding one diesel SUV to the city fleet in Delhi-NCR is equal to adding 25 to 65 small petrol cars in terms of nitrogen oxide, a very harmful gas that also forms deadly ozone," CSE said in a statement. (hindustantimes.com)
Carbon1
- The carbon is combusted to nitrogen oxide (IV). (sciencealpha.com)
Chemicals4
- Nitrogen oxides are used in the production of nitric acid, lacquers, dyes, and other chemicals. (cdc.gov)
- Nitrogen oxides are also used in rocket fuels, nitration of organic chemicals, and the manufacture of explosives. (cdc.gov)
- Nitrogen oxides are used in the production of nitric acid, sources such as coal burning power plants or areas with lacquers, dyes, and other chemicals. (cdc.gov)
- Nitrogen oxides are heavy motor vehicle use may be exposed to higher levels of also used in rocket fuels, nitration of organic chemicals, and nitrogen oxides. (cdc.gov)
Radical1
- Nitric oxide is a free radical, i.e., it has an unpaired electron, which is sometimes denoted by a dot in its chemical formula, i.e. (unicert.co.uk)
Humans1
- In mammals, including humans, nitric oxide is a signaling molecule in many physiological and pathological processes. (unicert.co.uk)
Electron1
- By applying an empirical model and monitoring threshold voltage shift due to current stress, it was found that both hole trapping and electron trapping are suppressed in the nitrogen-implanted oxide. (njit.edu)
Levels2
- Households that burn a lot of wood or use kerosene heaters and gas stoves tend to have higher levels of nitrogen oxides in them when compared to houses without these appliances. (cdc.gov)
- At levels of 100 ppm, nitric oxide is immediately dangerous to life and health. (unicert.co.uk)
Form1
- That's why nitrogen oxide is often used in some treatments as a form of remedy. (mediawikibootstrapskin.co.uk)
Process2
- But how do the tailpipe nitrogen oxides influence this process? (helsinki.fi)
- However, in the presence of nitrogen oxides, this oxidation process was altered. (helsinki.fi)
Influence4
- How does nitrogen oxide influence the environment? (mediawikibootstrapskin.co.uk)
- How can nitrogen oxide influence human health? (mediawikibootstrapskin.co.uk)
- How does nitrogen oxide influence our health? (mediawikibootstrapskin.co.uk)
- NPF-PANDA will thus investigate the influence of nitrogen oxides on nano-particle growth with direct measurements in Beijing. (helsinki.fi)
Environment1
- What happens to nitrogen oxides when they enter the environment? (cdc.gov)
Health3
- This fact sheet answers the most frequently asked health questions about nitrogen oxides. (cdc.gov)
- How can nitrogen oxides affect my health? (cdc.gov)
- The Department of Health and Human Services (DHHS), the International Agency for Research on Cancer (IARC), and the EPA have not classified nitrogen oxides for potential carcinogenicity. (cdc.gov)
Sweet-sme1
- Nitric oxide is a sharp sweet-smelling gas breathe. (cdc.gov)
Found1
- When they injected nitrogen oxides into the chamber they found two competing processes in aerosol formation, which they have recently published in Nature and Science Advances . (helsinki.fi)
Growth1
Properties3
- Chemical properties of nitrogen oxide (IV) are analogous to the properties of acidic oxides other nonmetals. (sciencealpha.com)
- Charge-trapping properties of ultrathin gate oxide grown on a nitrogen-implanted silicon substrate were investigated using high-field Fowler-Nordheim injection. (njit.edu)
- Misra, D 1999, ' Charge-trapping properties of gate oxide grown on nitrogen-implanted silicon substrate ', Applied Physics Letters , vol. 75, no. 15, pp. 2283-2285. (njit.edu)
Chemical formula1
- Chemical formula of nitrogen oxide (IV) NO2. (sciencealpha.com)