successor complex

https://doi.org/10.1351/goldbook.S06086
The
radical ion
pair which forms by the transfer of an electron from the donor D to the acceptor A after these species have diffused together to form the precursor or
encounter complex
: A+D(A D)(AD+)
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1169 [Terms] [Paper]