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| | | #REDIRECT [[Free radical]] |
| #REDIRECT [[free radical]] | |
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| <div class="termentry">
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| == free radical ==
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| <div class="definition"><div class="short_definition">A chemical species that possesses an unpaired [[electron]].</div><br/> <div class="paragraph">These compounds, such as chlorine monoxide (ClO), [[hydroxyl radical]] (OH), and [[nitric oxide]] (NO), are characterized by a high chemical reactivity. Free radicals are often generated in the [[atmosphere]] from the [[photodissociation]] of more stable species. Their subsequent chemistry is central to such environmental issues as stratospheric [[ozone]] depletion and tropospheric [[oxidant]] production.</div><br/> </div>
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| {{TermIndex}}
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| [[Category:Terms_F]]
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