Reactions of Alkenes . Addition of HOX; X: Cl, Br. CCl 4. Ozonolysis. Ozonolysis. Reaction Mechanism. A reaction mechanism describes how a reaction occurs which bonds are broken and which new ones are formed the order in which bond-breaking and bond-forming steps take place
Nucleophile(nucleus loving): An electron rich species that seeks a region of low electron density.
Step 2: a Lewis acid/base reaction gives an oxonium ion
Step 3: proton transfer to solvent gives the alcohol