Odpowiedź:
1.
HC≡C-CH2-CH2-CH2-CH3
heks-1-yn -->C6H10
2.
HC≡C-CH2-CH2-CH2-CH3 +HBr-->H2C=CBr -CH2-CH2-CH2-CH3
2-bromoheks-1=en
3.
CH3-CH2-CH2-CH2-CH3 -->pentan--> C5H12
4.
CH3-CH2-CH-CH3 +Br2--światło-->CH3-CH2-CH-CH2Br +HBr
I I
CH3 CH3
2-metylobromobutan