Draw the Lewis structures of the molecules below and use them to answer the following questions:
I.BH 3
II.NO 2
III.SF 6
IV.O 3
V.PCl 5
-Which of these molecules show resonance?
A)I,II
B)II,IV
C)II,V
D)III,IV
E)III,V

Question

Draw the Lewis structures of the molecules below and use them to answer the following questions:
I.BH 3 
II.NO 2 
III.SF 6 
IV.O 3 
V.PCl 5 
-Which of these molecules show resonance?
A)I,II
B)II,IV
C)II,V
D)III,IV
E)III,V

Quizplus · Accepted Answer

Molecules II and IV show resonance because they have multiple Lewis structures that can be drawn with alternating double bonds. Molecules I, III, and V do not show resonance because there is only one possible Lewis structure for each.

Draw the Lewis Structures of the Molecules Below and Use