👉 The term "romanium" is a chemical element with the symbol Ra and atomic number 79. It is an element of the periodic table, which consists of 18 elements. The name "Romanium" comes from the Latin word "rōmānsis," meaning "earth" or "earthly." This element has a metallic color, is highly reactive with water, and is used in various applications such as metalworking, jewelry, and fireworks.