Non-Hodgkin lymphoma is broadly divided into two major groups: B-cell lymphomas (which develop from abnormal B-lymphocytes, which is most common), and T-cell lymphomas (which develop from abnormal T-lymphocytes). Lymphocytes are a type of white blood cell that helps the body fight infections.
The atomic number of radon (Rn) is 86 and the atomic weight of Rn is 222 grams/mole.
Answer   The atomic number of radon (Rn) is 86.    The atomic weight of Rn is 222 grams per mole.    See the Web Links to the left of this answer for a peâ¦riodic table with more information about this element!