Assertion: thorium | /r/HasProperty | chemical element
Facets:
value: with atomic number
type: OTHER
value: with symbol th
type: OTHER
value: from actinide group
type: OTHER
value: in actinide group
type: LOCATION
Source sentences:
text: Thorium is a chemical element with atomic number 90 which means there are 90 protons and 90 electrons in the atomic structure.
text: Both Thorium and Uranium are two chemical elements from actinide group, which have radioactive properties and function as energy sources in nuclear power plants; the key difference between Thorium and Uranium exists in their natural abundance.
text: Not many radioactive elements naturally occur in larger quantities; Thorium is one of the chemical elements which naturally occurs in great quantities.
text: Thorium is a chemical element in actinide group.
text: Thorium is a chemical element with symbol Th and atomic number 90.
text: Thorium is a chemical element with atomic number 90 which means there are 90 protons and 90 electrons in the atomic structure.
text: Thorium is a chemical element with symbol Th and atomic number 90.