** Targeting systems **
Minmatar - Ladar
Caldari - Gravimetric
Gallente - Magnetometric
Amarr - Radar

** Damage types ***
Angel - Kinetic / Explosive
Amarr Navy - EM/Thermal
Blood Raiders - EM/Thermal
Caldari - Kinetic/Thermal
Gallente - Kinetic/Thermal
Guristas - Kinetic/Thermal
Khanid - EM/Thermal
Minmatar Fleet - Thermal / Explosive
Mercenary - EM/Thermal, Kinetic missiles
Mordus - Kinetic/thermal
Odamian - Kinetic/thermal
Rogue Drone - Kinetic/thermal
Rogue Pirate - EM/Explosive/Kinetic
Sansha - EM/Thermal
Serpentis - Kinetic/Thermal
Zazzmatazz Unsure

*** Main Damage type to shoot at the enemy ***
Guristas - Kinetic
Serpentis - Thermal
Mordus - Thermal & Kinetic
Blood - Thermal
Sansha - Thermal
Angel - Explosive
Mercenary - Thermal
Rogue Drones - EM

http://wiki.eveuniversity.org/NPC_Damage_Types#A_brief_Summary_of_NPC_Damage_Types