The atomic number of radium (Ra) is 88.The atomic weight of Ra is 226 grams per mole.See the Web Links to the left of this answer for a periodic table with more information about this element!
the atomic number is 88
Radium is a non meta element. Atomic number of it is 88.
Atomic weight = Weight of protons + Weight of neutrons
Unified atomic mass unit
Atomic Number = 6. Atomic Weight = 12.011
your mom is the atomic weight of a carbonate
The chemical symbol of rubidium is Rb Rb-- atomic # 37, atomic weight 85.87
Germanium (Ge) has an atomic weight of 72.64 g/mol
Radium. Atomic number 88
Selenium (Se) has an atomic weight of 79,04.
Atomic weight 28.086