4. About the shape and geometry of molecules, which of the following descriptions is incorrect?
(A) The Cl-Sn-CI bond angle in SnCl2 is smaller than 120°.
(B) XeF4 is a square planar molecule.
(C) In carbonyl fluoride COF2, the F-C-F angle is larger than the O-C-F angle.
(D) CIF3 has a T-shaped structure.
(E) In XeOF4, no F atom is trans to the O atom.
答案：C
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中