yes it is, when u attack a electric Pokemon with a dark Pokemon it as no effect.
Electric-type Pokemon, assuming it's not a dual-type, are only weak to Ground-type attacks.
Electric, Fire, Poison, Rock, Steel
Flying Pokemon are weak to ice, rock, and electric type attacks.
Water-type Pokemon are weak against Grass and Electric-type moves.
grass pokemon examples: chikorita, bulbasour, oddish, tropius, turtwig, and bellsprout but theres more!
Electric Pokemon are weak to Ground and Ice moves
Water type Pokemon are weak to electric type Pokemon.
Water-type Pokemon are weak against Electric and Grass-type moves.
Electric-type Pokemon are only weak against Ground-type attacks.
The only type it is weak to is Ground Type,and rock type.
Water Pokemon are weak against Electric and Grass type moves.
Squirtle is a water type pokemon, it is weak against grass and electric type pokemon.
Electric, Fire, Poison, Rock, Steel
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.
Flying Pokemon are weak to ice, rock, and electric type attacks.
Pidgeotto is weak against electric type Pokemon like pikachu.
Water-type Pokemon are weak against Electric and Grass-type attacks.
rock or ground