When enchanting axes, the enchantments are the same as sword enchantments. I've actually enchanted one and it was Sharpness I. Device in picture
MCPE-9455
Enchantments of axes are the same as swords
Resolved
Works As Intended
0
(Unassigned)
Unconfirmed
Phone - Android - Samsung Other (Specify in description)
0.12.1 Pre-release, 0.12.1 Beta 2
Retrieved
Work as Intended, look: http://minecraft.gamepedia.com/Axe