123Lesson 1: First Transition Series, Electronic Configurations and Economic SignificanceLesson 1: First Transition Series, Electronic Configurations and Economic Significance1
Lesson 2: General Physical and Chemical Properties of Transition ElementsLesson 2: General Physical and Chemical Properties of Transition Elements2
Lesson 3: Iron Ore Extraction, Reduction Furnaces and Alloy ClassificationsLesson 3: Iron Ore Extraction, Reduction Furnaces and Alloy Classifications3
Lesson 4: Iron Chemical Properties, Reactions and OxidesLesson 4: Iron Chemical Properties, Reactions and Oxides4