Assertion: hydrogen | /r/HasProperty | chemical element
Facets:
value: with the symbol h
type: OTHER
value: with atomic number
type: OTHER
Source sentences:
text: Hydrogen is a chemical element with chemical symbol H and atomic number 1.
text: Hydrogen is one of the chemical elements that exist in nature.
text: Hydrogen is the chemical element with the symbol H and atomic number 1.
text: Hydrogen is the chemical element with the symbol H and atomic number 1.
text: Hydrogen is the chemical element with the element symbol H and atomic number 1.