Which of the following compounds is the major product when 1-hexyne is
treated with excess HBr?
(a) 1,1-dibromohexane
(b) 1,1-dibromohexene
(c) 1,2-dibromohexene
(d) 2,2-dibromohexane
treated with excess HBr?
(a) 1,1-dibromohexane
(b) 1,1-dibromohexene
(c) 1,2-dibromohexene
(d) 2,2-dibromohexane