Cerium Radioisotopes

**Definition:** Unstable isotopes of cerium that decay or disintegrate emitting radiation. Ce atoms with atomic weights 132-135, 137, 139, and 141-148 are radioactive cerium isotopes.

**Tree numbers:** - D01.268.558.362.249.500.300 - D01.496.156.300 - D01.496.749.185 - D01.552.550.399.249.500.300