Assertion: lithium | /r/HasProperty | • c 2 h
Facets:
Source sentences:
text: In the laboratory samples may be prepared by treating acetylene with a solution of lithium in ammonia, on −40°C, with creation of addition compound of Li 2 C 2 • C 2 H 2 • 2NH 3 that decomposes in stream of hydrogen at room temperature giving white powder of Li 2 C 2.