Assertion: cerium's isotope | /r/HasProperty | radioactive
Facets:
Source sentences:
text: All known isotopes of curium are radioactive and have a small critical mass for a sustained nuclear chain reaction.
text: The isotopes 188Re and 186Re are radioactive and are used for treatment of liver cancer.
text: Isotopes Naturally occurring cerium is composed of 3 stable isotopes and 1 radioactive isotope;
text: Naturally occurring cerium is composed of 3 stable isotopes and 1 radioactive isotope; 136Ce, 138Ce, 140Ce, and 142Ce with 140Ce being the most abundant (88.48% natural abundance).
text: Naturally occurring cerium is composed of 3 stable isotopes and 1 radioactive isotope; 136Ce, 138Ce, 140Ce, and 142Ce with 140Ce being the most abundant (88.48% natural abundance).