Radical
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eg. 1: Hydrogen atom
electron configuration of the hydrogen atom:
eg. 2: Chlorine atom
electron configuration of the chlorine atom:
eg. 3: Oxygen molecule
electron configuration of the oxygen molecule:
eg. 4:
eg. 5:
Some radicals are resonance-stabilized.
eg:
A radical that has two unpaired electrons is called a diradical (eg. 3).
see also alkyl radical, allylic radical, benzylic radical