Answer:
alkene
Explanation:
Since the end only has CH2 it would be an alkene.
Alkene means their is a double bond present.
Carbon always wants 4 bonds (4-2=2) Therefore this shows us that it is a double bond, known as an alkene.
Also,
alcohol = OH
alkane = single bond
alkene = double bond
alkyne = triple bond
- Hope this helps! Please let me know if you want further explanation.