Ch2=ch-ch2-ch2-oh
ch3-ch=ch-ch2-oh
ch3-ch2-ch=ch-oh
ch2=c(ch3)-ch2-oh
ch3-c(ch3)=ch-oh
А.1)3CaO+2AlC3 --> 3СаС2 + Al2O3
2)CaC2 + 2 H2O--> C2H2 + Ca(OH)2
3)C2H2 + H2O -->CH3CHO
Б.1)СН2=СН2 + Br2-->CH2Br - CH2Br
2)C2H4Br2 + 2KOH(sp) --> C2H2 +2KBr + 2H2O
3) С2Н2 +2Н2 --> С2Н6
В.1) 2СН4 -(t)--> C2H2 +3H2
2)С2H2 + 2HBr --> C2H4Br2