oxygen attack theory

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• Oxygen — This article is about the chemical element and its most stable form, O2 or dioxygen. For other forms of this element, see Allotropes of oxygen. For other uses, see Oxygen (disambiguation). nitrogen ← oxygen → fluorine ↑ O ↓ …   Wikipedia

• theory — A reasoned explanation of known facts or phenomena that serves as a basis of investigation by which to seek the truth. SEE ALSO: hypothesis, postulate. [G. theoria, a beholding, speculation, t., fr. theoros, a beholder] adsorption t. of narcosis… …   Medical dictionary

• Panic attack — Infobox Disease Name = Panic attack Caption = DiseasesDB = 30913 ICD10 = ICD10|F|41|0|f|40 ICD9 = ICD9|300.01 ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D016584Panic attacks are sudden, discrete periods of intense… …   Wikipedia

• Reactive oxygen species — (ROS) are ions or very small molecules that include oxygen ions, free radicals, and peroxides, both inorganic and organic. They are highly reactive due to the presence of unpaired valence shell electrons.ROS form as a natural byproduct of the… …   Wikipedia

• HSAB theory — The HSAB concept is an acronym for hard and soft (Lewis) acids and bases. Also known as the Pearson acid base concept, HSAB is widely used in chemistry for explaining stability of compounds, reaction mechanisms and pathways. It assigns the terms… …   Wikipedia

• Meteorite — This article is about debris from space that survives impact with the ground. For other uses of Meteor and Meteors , see Meteor (disambiguation). For popular applications, see Falling star. For the fictional superhero in the Marvel Comics… …   Wikipedia

• John Wilfrid Linnett — Infobox Scientist box width = name = John Wilfrid Linnett image width = caption = birth date = August 3, 1913 birth place = Coventry death date = November 7, 1975 death place = residence = citizenship = nationality = ethnicity = fields = Chemist… …   Wikipedia

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• community ecology — Introduction       study of the organization and functioning of communities (community), which are assemblages of interacting populations of the species living within a particular area or habitat.       As populations of species interact with one …   Universalium

• chemical bonding — ▪ chemistry Introduction       any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another …   Universalium

• reaction mechanism — Introduction       in chemical reactions (chemical reaction), the detailed processes by which chemical substances are transformed into other substances. The reactions themselves may involve the interactions of atoms (atom), molecules (molecule),… …   Universalium