Assertion: polonium | /r/HasAspect | 33 isotopes
Facets:
value: with mass numbers
type: OTHER
value: to 218
type: TEMPORAL
Source sentences:
text: Polonium has 33 isotopes observed in total, all of which are radioactive.
text: Isotopes: Polonium has 29 isotopes whose half-lives are known, with mass numbers 190 to 218.
text: Polonium has more than 30 isotopes, all of them radioactive and highly poisonous.
text: Polonium has 33 isotopes, and all of them are radioactive.
text: Polonium has 33 isotopes, and all of them are radioactive.
text: Polonium has 33 isotopes, and all of them are radioactive.