Following reaction, (CH3)3CBr + H2O → (CH3)3COH + HBr is an example of
Toluene reacts with a halogen in the presence of iron (III) chloride giving ortho and para halo compounds. The reaction is
(a) electrophilic elimination reaction
(b) electrophilic substitution reaction
(c) free radical addition reaction
(d) nucleophilic substitution reaction
CH2=CH2 + H2 → CH3-CH3 is an example of: