Photochemical smog upsc
WebPhotochemical smog is the chemical reaction of sunlight, nitrogen oxides and volatile organic compounds in the atmosphere, which leaves airborne particles and ground-level … WebThis study focuses on the observations of nitrogen oxide, nitrogen dioxide and ozone conducted by mobile instruments over different regions of Istanbul in one year period …
Photochemical smog upsc
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WebThe formation of photochemical smog is closely related to the concentration of primary pollutants (oxides of nitrogen such as nitric oxide, nitrogen dioxide, and nitrous oxide and most VOCs) in the atmosphere. In some cases, it is also related to the concentration of secondary pollutants (aldehydes, tropospheric ozone, and PAN). WebMar 10, 2024 · Photochemical smog is a type of air pollution due to the reaction of solar radiation with airborne pollutant mixtures of nitrogen oxides (NOx) and volatile organic compounds (hydrocarbons). Smog is a byproduct of modern industrialization. Due to industry and the number of motor vehicles, this is more of a problem in large cities that …
WebFeb 27, 2024 · The hydroxyl radical is especially important in the formation of smog and in a wide variety of other kinds of photochemical reactions. The methyl radical can react with an oxygen molecule, (10.11.3) H 3 C ⋅ + O 2 → H 3 COO ⋅. to produce a methylperoxyl radical, H3COO•. This is a strongly oxidizing, reactive species. WebNov 12, 2014 · AQI will monitor these 8 pollutants to help UPSC examiner frame MCQs: PM 10: Coarse Pollutants with a diameter of 10 microns or less. Mostly from dust and smoke. ... Photochemical smog=> rubber cracking, plant damages, metals corroded. NH 3: Ammonia in air + NOX, SOx=>PM 2.5 and PM 2.5 have very small size, they float in air for …
WebQ. Assertion :Classical smog is oxidising smog whereas photochemical smog is reducing smog. Reason: Classical smog occurs in warm, dru and sunny climate whereas … WebDec 1, 2024 · Photochemical smog is a brownish-grey haze caused by the action of solar ultraviolet radiation on the atmosphere polluted with hydrocarbons and oxides of …
WebPhotochemical smog is a brownish-gray haze caused by the action of solar ultraviolet radiation on atmosphere polluted with hydrocarbons and oxides of nitrogen. It contains …
WebAug 28, 2024 · Environment by Shankar IAS Chapter 5 – Environmental Pollution: Smog, Photochemical smog, formation of smog, effects of smog, indoor air pollution, fly ash, ... graffam\u0027s seafood shack rockport meWebJan 4, 2016 · Smog = smoke + fog (smoky fog) caused by the burning of large amounts of coal, vehicular emission and industrial fumes (Primary pollutants). Smog contains soot … graff and birkenstein they say i sayWebJul 25, 2024 · The study modelled the effects of reducing particle pollution and discovered that it could cause an ozone increase of 20-30% in some densely populated areas of India and China.If left unmanaged, this will have a full-size poor impact on ecosystems and crop yields. The researchers are calling for new strategies that take this interaction between ... graff and company fairfield iowaWebJan 22, 2024 · Photochemical smog is capable of inflicting irreversible damage on the lungs and heart. Even short-term exposure to photochemical smog tends to have ill effects on … chinaberry extractWebPhotochemical smog is the chemical reaction of sunlight, nitrogen oxides and volatile organic compounds in the atmosphere, which leaves airborne particles and ground-level ozone. Online Crash Course for UPSC PRE Exam Printed Study Material for UPSC Pre General Studies (Paper-1) << Go Back to Main Page graff animal hospitalWebPhotochemical smog, also known as summer smog, is a type of smog that is produced when UV light originating from the sun interacts with the oxides of nitrogen present in the … graff antonWeb2 2. Classical (‘London-type’) smog. London-type smog occurs in the regions where 1) emission of the sulfur-containing compounds is high (due to burning of coal to generate heat and energy); 2) air contains high liquid water contents (e.g., fogs). Fog is the dispersed water drops. Fogs can be viewed as clouds that are in contact with graff and mcgovern