• ___ Soap (anti-nuclear Geza X song featured on Let Them Eat Jellybeans!)
• Animated Springfield minor leaguer
• Atomic relative
• Carbon 12 or cobalt 60
• Carbon 12, e.g.
• Carbon 14 or uranium 235
• Carbon-13 or cobalt-60
• Carbon-14, for one
• Chemical cousin
• Chemical element form
• Chemical kin
• Chemical relative
• Chemist's study
• Chemistry subject
• Dating material
• Element form
• Element variant
• Elemental form for 10 poets
• Form of a chemical element
• Heavy hydrogen, e.g.
• Helium-3, e.g.
• I-131, for one
• It may be radioactive
• Literally, same place
• Member of a fictional Springfield baseball team
• Molecular relative
• Nuclide
• One of an element's closely related atoms
• Particular form of an element
• Physicist's atom
• Related element form
• Springfield minor leaguer
• Tritium, to hydrogen
• U 235, e.g.
• U-235 is one
• U-235 or C-14, e.g.
• U-238, for one
• Uranium 238, e.g.
• One of two or more atoms with the same atomic number but with different numbers of neutrons
radioactive isotope - радиоактивный изотоп
heavy isotope - тяжёлый изотоп
isotope number - изотопическое число
изотопный
2. хим.; m1) изотоп
isotope radioactif — радиоактивный изотоп
2) школ. арго праздник парижской физико-химической школы
изотоп
radioactive ~ - радиоактивный изотоп
heavy ~ - тяжёлый изотоп
~ number - изотопическое число