急~麻煩org chem高手幫幫忙!?

Give the organic products formed.

1) by Anti-Markovnikov rule
the products is : 1-bromo-2-ethylpentane (major product) 1-bromo-1-ethylpentane (minor product)
2) hexa-1-ene +br2 ----> 1,2-dibromohexane + nanh2,nh3
----> hexa-1-yne + h2o ----> hexa-1-yne