The list attached gives an overview of where they are
Yes, airport X-ray machines can see through metal objects to detect any hidden items or weapons.
In Pokemon X, you can find one Thunder Stone on Route 10, one hidden on Route 11, and as one of the rewards you can get from an Inverse Battle on Route 18. You can also get it from a Secret Super Training stage.
stand on the"x" then step back a space point at the hidden items spot and press "a"
Dive is no longer a TM or a HM in Pokemon X/Y. You'll have to have a Pokemon learn it naturally.
Parfum Palace. Find the owner's Furfrou and he will give you it.
In Pokémon X and Y, you can find Pokémon with their Hidden Ability if you catch them in Hordes or from the Friend Safari located in Kiloude City. For the latter, you must first be online at the same time as your friend so you can unlock the third slot and the chance of finding Pokémon with their Hidden Abilities. After this, you may find them even when your friends are offline.
*Mew is not catchable in Pokemon x and y, but you can get him online from wondertrades and such. Mewtwo however, is catchable and you can find him in the cave in pokemon village.
there the "x-ray specs" and they reveal hidden stairs and items
battle island
in caves mainly,
By Transferring the Pokemon from your Unova games. That is, unless you can convince someone to trade you theirs.
theres no such Pokemon their are just tricking you there is no such Pokemon and Pokemon chaos black is a fake