3-11 Describe molecular geometry using VSEPR

3-11-1. Which of the structures below represent a linear molecule?
A. 1 and 2
B. 2 and 3
C. 3 and 4
D. 1 and 4



3-11-2. Which molecule has the smallest bond angles?
A. CH₄
B. NH₃
C. H₂O

3-11-3. For the molecule represented by the Lewis structure below, the N-C-N bond angle is closest to...
A. 180^o
B. 109.5^o
C. 120^o



3-11-JJW. What is the geometry of NF₃?
A. trigonal planar
B. trigonal pyramidal
C. T-shaped



3-11-ALD. Which of the following molecules has a square planar molecular geometry?
A. methane
B. water
C. sulfur tetrafluoride
D. xenon tetrafluoride