Photochemical smog occurs in day time
WebVerified by Toppr. Correct option is B) Photochemical smog occurs in daytime whereas classical smog occurs in early morning. A step in the formation of photochemical smog … WebJun 20, 2024 · Photochemical smog occurs when there are photochemical reactions, that is, chemicals like some gases react to exposure to sunlight. Some of these chemicals that …
Photochemical smog occurs in day time
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WebThe smog is mainly formed during day time having clear sky and pollution free atmosphere. Reason The UV rays of sunlight catalyses the reaction of $$NO_2$$, hydrocarbons etc. … WebApr 11, 2024 · Nitrous acid (HONO) is the major precursor of hydroxyl (OH) radicals to initiate tropospheric chemistry leading to formation of secondary pollutants. The sources of atmospheric HONO, however, are ...
WebJul 7, 2024 · Photochemical smog is formed in summer during bright sunny day time.. What are the best conditions for photochemical smog? In order that a city be subjected to … WebPhotochemical smog can be severe in the Los Angeles basin of the California coast (see Fig. 17.7).Commuting in Los Angeles requires many cars, which produce high emissions of …
WebFeb 25, 2024 · Photochemical smog occurs in sunny, dry areas and forms from the use of all fossil fuels, including gasoline, burning trees, and processing organic waste. When combined with sunlight, these pollutants and volatile organic compounds (VOCs) become harmful to human health, causing damage to lung tissue and hearts, as well as increased … WebMar 20, 2024 · (a)- Photochemical smog occurs in a daytime while the classical smog occurs in the morning hours (b)- Classical smog has an oxidizing character whereas the photochemical smog is reducing in character (c)- During formation of smog, the level of ozone in the atmosphere goes down (d)- Classical smog is good for health but not …
WebSelect the correct statement from the following statements? (1) CO which is a major pollutant resulting from the combustion of fuels in automobiles plays a major role in …
WebFeb 25, 2024 · Photochemical smog occurs in sunny, dry areas and forms from the use of all fossil fuels, including gasoline, burning trees, and processing organic waste. When … small lumps on dogs headWebPhotochemical smog, which is also known as “Los Angeles smog,” occurs most prominently in urban areas that have large numbers of automobiles. It requires neither smoke nor fog. This type of smog has its origin in the nitrogen oxides and hydrocarbon vapours emitted … small lumps on face under skinWebFeb 28, 2024 · What is Smog? The Los Angeles-Long Beach metro area is home to about 18.7 million people enjoying its famous sunny weather. It is also home to alarming smog levels ramped up by sunshine, making it ... small lumps around eyesWebFeb 18, 2024 · smog, community-wide polluted air. Its composition is variable. The term is derived from the words smoke and fog, but it is commonly used to describe the pall of automotive or industrial origin that lies over many cities. The term was probably first used in 1905 by H.A. Des Voeux to describe atmospheric conditions over many British towns. It … son kills father in house fireWebOn this day, the peak ozone level at Pasadena was nearly 200 units while it was about 80 units in West LA. ... dioxide (NO2), which is the precursor of photochemical smog. In the presence of sunlight, photochemical reactions occurs that produce smog. (Photochemical reactions are chemical reactions that involve photons) In highly urbanized ... sonkir soil ph meter lowesWebSep 22, 2005 · L.A. Weekly September 22, 2005. 1943. First recognized episodes of smog occur in Los Angeles, though it takes a few. years for scientists to figure out that cars are the culprit. For now, a ... small lumps of rocks with cracks and creviceWebNov 22, 2024 · Smog is air pollution that reduces visibility.The term "smog" was first used in the early 1900s to describe a mix of smoke and fog.The smoke usually came from burning coal.Smog was common in industrial … son kills father in bible