16 Mar 2008 | 1 min. (12 words) study material-chemistry-organic chemistry organometallic-grignard-reagent-3In case of G.R always substitution reactions are preferred over addition reactions Related GuidesImportant Sequences of Organic ChemistryHow To Learn Organic Chemistry[TRICK] THE DOUBLE BOND EQUIVALENCE CONCEPT organometallic-grignard-reagent-4… organometallic-grignard-reagent-2…