Ground type Pokemon like Sanshrew and Onix (Onix is half rock, half ground, like a Geodude)
Water-type Pokemon are weak against Electric and Grass-type moves.
Electric-type Pokemon are only weak against Ground-type attacks.
Water Pokemon are weak against Electric and Grass type moves.
Pidgeotto is weak against electric type Pokemon like pikachu.
The only thing that is super-effective on electric type Pokemon is ground. However grass and dragon types are both good choices to battle against an electric type as electric moves aren't very effective against them. Electric-type Pokemon are weak against Ground-type moves.
Water-type Pokemon are weak against Electric and Grass-type moves.
Electric-type Pokemon are only weak against Ground-type attacks.
Water Pokemon are weak against Electric and Grass type moves.
Pidgeotto is weak against electric type Pokemon like pikachu.
The only thing that is super-effective on electric type Pokemon is ground. However grass and dragon types are both good choices to battle against an electric type as electric moves aren't very effective against them. Electric-type Pokemon are weak against Ground-type moves.
Water-type Pokemon are weak against Electric and Grass-type attacks.
The only type it is weak to is Ground Type,and rock type.
Water-type Pokemon are weak against Grass and Electric-type moves.
rock or ground
Squirtle is a water type pokemon, it is weak against grass and electric type pokemon.
Electric, Fire, Poison, Rock, Steel
Electric is weak against Ground-type attacks. (Super effective to Electric-type Pokemon) Electric, Steel, and Flying-types are not effective very well against Electric.