Cb is a chemical element with the symbol Cb and atomic number 98. It belongs to the actinide series on the periodic table and is a radioactive metal. Cb is not found in nature in significant amounts and is typically produced in nuclear reactors or particle accelerators. Due to its radioactivity, it has limited practical applications, but it is of interest in scientific research. In the field of nuclear science, Cb can be studied for its properties and potential uses in advanced technologies. Researchers explore its behavior in various chemical reactions and its interactions with other elements, contributing to our understanding of heavy metals and their applications in fields like nuclear energy and medicine.