The materials to prepare students for practical lessons of inorganic chemistry
The materials to prepare students for practical lessons of inorganic chemistry Lesson № 23 Theme: General characteristics of d-elements. d-elements of ІІB group and properties of their compounds. Topic 38. d- elements of IВ group. Copper, Silver, Gold Topic 39. d- elements of IІВ group. Zinc, Cadmium, Mercury D-ELEMENTS