The topic was already tackled by many here and there, but I couldn't find a comprehensive treatise about that in these forums.
My question is: which weapons that attack in a AoE or proc an AoE on crit translate the ability effects to all its AoE hits? I did some testing myself and recollected some infos scattered around. And also... what about weapons that do attacks that "bounce"? Does the second attack transfer ability effects? Is there a logic or a general rule behind the translation of ability effects?
Edit: here's what the common knowledge is (patch 1.2):
Normal weapons