Question

Select alkene and alyene from the following c2h12,c3h4,c2h4,ch4,c4h8,c5h

Answer 1

alkene:

CnH2n:

C2H4.

C4H8.

alkyene:CnH2n-2

C3H4.

Answer 2

use formula for alkane Cnh2n+2.
use formula for alkene Cnh2n.
1. c2h4
2.c4h8

use formula for alkyne Cnh2n-2.
c3h4
thank u it may be better for future