The number of pie bonds formed during the dehydrohalogenation of one mole 1,1,6,6–tetrabromohexane with 6 moles of sodamide?
dehydrohalogenation of one mole 1,1,6,6–tetrabromoHexane with 6 moles of sodamide will give hexa–1,5–diyne. It contains four pie-bonds.