C3H6-->C3H7I-->C3H6--CH2-->CH-->CH3; C3H6-->C3H8-->C3H7I; C3H6-->C3H7OH-->CO2
2) C3H6 + H2 = C3H8
C3H8 + J2 = C3H7J + HJ
3) C3H6 + H2O = C3H7OH
2C3H7OH + 9O2 = 6CO2↑ + 8H2O
C первой цепочкой ничего не понятно