Whenever you want your Pikachu to evolve into Raichu. Level does not affect it.
pikachu
Yes
You can use a thunderstone on pikachu
catch a pikachu in the safari zone and use a thunderstone on it. catch a pikachu in the safari zone and use a thunderstone on it.
go underground and get a thunderstone and use it on pikachu
Thunderstone can be used to evolve a Pikachu into a Raichu.
Thunderstone can be used on Pikachu and Eevee, it evolves Pikachu into a Raichu and Eevee into a Jolteon.
Pikachu, Evee.
You can use a thunderstone on: Eevee - Joltron Pikachu-Raichu totallychoco
It only works on two of them: Eevee > Jolteon Pikachu > Raichu
use a thunderstone on it
Pikachu evolves into Raichu. To evolve it, you have to use a Thunderstone on it.