Q5: Water/Ghost
Q6: Diggersby; Dragalge; Hawlucha; Carbink; Tyrunt and Tyrantrum; Amaura and Aurorus; Honedge, Doublade and Aegislash; Litleo and Pyroar; Dedenne; Inkay and Malamar are the only pokemon (and respective family) introduced in gen 6 with unique types, although there's two families that were retconned into a unique type: Togetic and Togekiss and Marill and Azumarill.
Can I ask the following questions, please:
Question 7: What character receives the only voice acting in Generation VI's main games?
Question 8: Can a move be two types at once?