試題詳解

Ⅰ.BF₃ 

Ⅱ.CHBr₃ (C is the central atom.) 

III. Br₂

IV. XeCl₂ 

V. CO

VI. SF₄ Select the molecule(s) that fit the given statement. These molecules have a zero net dipole moment.
(A) III, V
(B) III, IV
(C) I, III, IV
(D) III, IV, V
(E) I, IIIL, IV, VI Il.