Assertion: protactinium | /r/HasProperty | adopted
Facets:
Source sentences:
text: When Pa-231 was identified by Hahn and Meitner in 1918, the name protoactinium was adopted because this name was considered to be more consistent with the characteristics of the most abundant isotope (protactinium forms actinium when it radioactively decays).
text: When the longer-lived isotope 231-Pa was identified by Hahn and Meitner in 1918, the name protoactinium was adopted as being more consistent with the characteristics of the most abundant isotope.
text: When the longer-lived isotope 231-Pa was identified by Hahn and Meitner in 1918, the name protoactinium was adopted as being more consistent with the characteristics of the most abundant isotope.