Assertion: thorium | /r/CapableOf | react with hydrogen
Facets:
value: to form the thorium hydrides
type: PURPOSE
value: actively
type: MANNER
value: above 200°c
type: TEMPORAL
Source sentences:
text: Thorium reacts with hydrogen to form the thorium hydrides ThH 2 and Th 4 H 15 , the latter of which is superconducting below 7.5–8 K; at standard temperature and pressure, it conducts electricity like a metal.
text: Above 200°C, thorium reacts with hydrogen to form powdery hydrides having such compositions as ThH 2 and ThH 3 .
text: Thorium reacts with hydrogen to form the thorium hydrides ThH 2 and Th 4 H 15 , the latter of which is superconducting below the transition temperature of 7.5–8 K; at standard temperature and pressure, it conducts electricity like a metal.
text: Thorium and uranium actively react with hydrogen to form hydrides (ThH 2 , ThH 3.75 , and UH 3 ).