試題詳解

21. Which of the following statements about the CO₃^2- ion is false?
(A) The orbitals on the carbon atom are sp² hybridized.
(B) The ion is expected to be diamagnetic.
(C) One C-O bond is shorter than the others.
(D) The ion has a total of 24 electrons.
(E) It has a planar molecular geometry.