It learns Rock Wreaker when it is level 86.
Probably not unless you go into the global terminal with a level 100 Rhyperior and put that you want Articuno level any
Level 57 (Diamond/Pearl/Platinum/HeartGold/SoulSilver) Level 77 (Black/White/Black 2/White 2)
currently no pokemon can learn ice burn in black or white. how ever it will be the signature move of white kyurem in pokemon white 2
Yes. You can get them from the Dream Radar game on 3DS and migrate them into Black 2 or White 2, but they can also be caught as a rare catch in Floccesy Ranch.
blitzle... i think
auduno
Any electric type pokemon.
No.
Munna and Sigilyph.
Technically, this move is hidden within the game and so NO pokemon can learn it, including kyurem. However, it is highly speculated that kyurem will be able to learn it in Pokemon Black 2 and Pokemon White 2.
Emolga and Galvantuala
No, but they can learn new moves