Assertion: plutonium | /r/HasProperty | 639 °c
Facets:
Source sentences:
text: Its melting point of 1344 °C is significantly higher than that of the previous transuranic elements neptunium (637 °C), plutonium (639 °C) and americium (1173 °C).
text: Its melting point of 1173 °C is significantly higher than that of plutonium (639 °C) and europium (826 °C), but lower than for curium (1340 °C).