試題詳解

24. Which of the following statements is false?
(A) C₂ is paramagnetic.
(B) C₂ is diamagnetic.
(C) The carbon-carbon bond in C₂ ^2– is stronger than the one in CH₃CH₃.
(D) The carbon-carbon bond in C₂ ^2– is shorter than the one in CH₃CH₃.