Nomenclature of Some Special Cations. I. Cations that do not require Roman numerals: Previously you had learned that elements in Groups IA and IIA, and aluminum form cations of a. fixed charge. You are now going to add on to this list, a few more ions in the transition metals that. also do not require a fixed charge because they generally form only ions with charges as shown. below:
Take an example, if a recipe calls for 350 grams of plain flour, then you refer to a conversion table saying it's about 2.5 cups.
One gram of flour equals 0.008 cups. There is at least 1.20 cups of  flour in every 125 grams of all-purpose flour.ne gram of flour equals 0.008 cups. There is at least 1.20 cups of  flour in every 125 grams of all-purpose flour.