Encyclopedia of Astrobiology

2015 Edition
| Editors: Muriel Gargaud, William M. Irvine, Ricardo Amils, Henderson James (Jim) CleavesII, Daniele L. Pinti, José Cernicharo Quintanilla, Daniel Rouan, Tilman Spohn, Stéphane Tirard, Michel Viso

Radical

  • Steven B. Charnley
Reference work entry
DOI: https://doi.org/10.1007/978-3-662-44185-5_1338

Synonyms

Definition

Chemically, a radical is an atom, molecule, or ion containing an unpaired electron. As such, radicals are very reactive.

Copyright information

© Springer-Verlag Berlin Heidelberg 2015

Authors and Affiliations

  1. 1.Solar System Exploration Division, Code 691, Astrochemistry LaboratoryNASA Goddard Space Flight CenterGreenbeltUSA