試題詳解

24. Which of the following descriptions for carbon is incorrect?
(A) Potassium atoms can be intercalated between graphite layers to form a strong reducing agent.
(B) The point group of Buckminsterfullerene is .
(C) The crystal structure of calcium carbide, CaC₂, resembles that of NaCl.
(D) 5-Coordinatie carbon can be found in some alkyl metal compounds.
(E) Graphyne is constructed by carbon atoms with only single and double bonds.