Question

What will be the major product of the reaction of one mole of propyne with the following reagents?

$B{r}_2\left(2mole\right)+CC{l}_4$

Answer 1

1 mole of propyne reacts with 2 mole of bromine to form 1 mole of 1,1,2,2-tetrabromopropane. In this reaction, two molecules of bromine are added to carbon carbon triple bond.