Assertion: hydrogen's isotope | /r/HasProperty | deuterium
Facets:
Source sentences:
text: Hydrogen is the only element whose isotopes have different names in common use today: the 2H (or hydrogen-2) isotope is deuterium and the 3H (or hydrogen-3)
text: The second, a stable isotope called deuterium, was discovered in 1932.
text: Hydrogen’s two heavier isotopes (deuterium and tritium) are used in nuclear fusion.
text: Its two heavier isotopes (deuterium and tritium) are used for nuclear fusion.
text: Hydrogen is the only element whose isotopes have different names in common use today: the 2H (or hydrogen-2) isotope is deuterium and the 3H (or hydrogen-3)
text: The second isotope is called deuterium and the third is called tritium.
text: (However, an isotope of hydrogen, called deuterium, contains one protron and one neutron, and another, known as tritium, has one proton and two neutrons.)