not possible
Chinchou is not available in Pokemon Firered Version. You can only get it by trading from Pokemon Ruby / Sapphire / Emerald Version.
Pokemon ruby's version IS Pokemon ruby.
Pokemon blue to ruby is sapphire.
No, Swinub is only obtainable in Pokémon Ruby Version by trading.
Blue shards are found underneath the water while diving.
On Pokemon platinum, you cannot move or migrate Pokemon from Pokemon silver or Pokemon blue version. It can only be done from the Gameboy advanced games. Those are Pokemon Ruby, Sapphire, and Emerald version.
If you have Ruby and Sapphire, you can go up the Sky Piller after you defeat Wallace. Otherwise, you have to trade is by trading from Ruby, Sapphire or Emerald.
how to get raqueza in littletown in Pokemon ruby version
You can get seviper from Pokemon sapphire by trading.
This legendary Pokemon can only be acquired on Ruby Version through trade from Sapphire Version or Emerald Version.
Arbok got its name because it is cobra (with a k) backwards. You can find one in Pokémon Ruby version only by trading for it.
Impossible. But, you can trade from firered/leafgreen to ruby, or red to gold.