... review of the oxidation and reduction of free radicals, see Khudyakov, I.V.; Kuz’min, V.A Russ Chem Rev 1978, 47, 22 282 CARBOCATIONS, CARBANIONS, FREE RADICALS, CARBENES, AND NITRENES Radical Ions313 ... Rev 1993, 93, 251 280 CARBOCATIONS, CARBANIONS, FREE RADICALS, CARBENES, AND NITRENES Radicals are also formed from other radicals, either by the reaction between a radical and a molecule (which ... 1979, 12, 261 For a review of dicarbanions, see Thompson, C.M.; Green, D.L.C Tetrahedron 1991, 47, 4223 98 250 CARBOCATIONS, CARBANIONS, FREE RADICALS, CARBENES, AND NITRENES are undoubtedly covalent,...