Question

Draw the Lewis structure for PF₃ showing all lone pairs

1. What is the molecular shape of PF₃ ?

a. Bent

b. Tetrahedral

c. Linear 

d. Trigonal Planar

e. Trigonal pyramidal

 

2. What is the F-P-F bond angel?

a. 120^o

b. 109.5 ^o 

c. 180^o

d. < 109.5^o

 

3. The molecule of PF₃ is polar or nonpolar?

 

 

Draw the Lewis structure for SF₂ showing all lone pairs

1. What is the hybridization of central atom:

a. sp

b. sp²

c. sp³

d. sp³d

e. sp³d²

 

2. Identify the molecular geometry of SF₂

3. The molecule of SF₂ is polar ore nonpolar?

4. What is the approximate  bond angel in SF₂?

a. 90^o

b. 105^o

c. 120^o 

d. 180^o