No, you cannot give the Pikachu that you started with a Thunderstone and evolve it into Raichu since the game blocks that Pikachu's evolution into Raichu while it is in Pokémon Yellow however you can trade for other Pikachu and they will evolve through the use of a Thunderstone.
you give it a thunder stone, it should evolve
if you mean how to evolve just use a thunder stone can be found in the underground or in random areas of the game
In Red and Blue, you would use a thunder stone on him, but Pokemon Yellow is based on the anime, where Pikachu refuses to evolve, so that's why it doesn't work.
Give Pikachu a Thunder stone and it will evolve into a Riachu. But in Pokemon Yellow, the Pikachu will not evolve. You can get thunder stones easy by mining them in Pokemon diamond and pearl but in soul silver and heart gold you need to buy them with athleet points at the athleet shop
thunder Pokemon if it has evolutions
you can't evolve pikachu in the game but if you trade a pikachu from red or blue you can evolve it with a thunder stone but if you try to evolve the pikachu you get at the begging of yellow it just upsets pikachu
A Thunder Stone is an evolutionary stone that allows certain Pokemon to evolve when exposed to it. In the third generation of Pokemon games, there is one Thunder Stone in New Mauville, and they can be had from the Diving Treasure Hunter for Yellow Shards.
In Pokemon Yellow Onix does not evolve, it is a one stage Pokemon.
Thunder stood can be used to evolve only electric type of Pokemon. Other type of Pokemon can't be evolved from it.
Pikachu and Eevee both need a Thunder Stone to evolve.
PIKACHU
Evolve it using an Thunder Stone.