自秋特大中 花率院 Sec 1 Introduction Properties An alkyne triple bond is stronger than a C-C single bond or a C=C double bond. ■The twoπbonds present in the triple bond are weaker and more reactive than the o bond Nucleophilic center Nucleophilic center R一C三C一月 Fig.3. Nucteophilic centers of an aikene and an alkyne. Sec 1 Introduction & Properties ◼An alkyne triple bond is stronger than a C-C single bond or a C=C double bond. ◼The two  bonds present in the triple bond are weaker and more reactive than the  bond