Unit 2: Chemical Bonding

What is the hybridization of Carbon (3)?

• sp

• sp²

• sp³

• sp⁴

What is the bond angle around Carbon (4)?

• 90

• 109.5

• 105

• 180

How many σ and π bonds are found in the molecule?

• 16σ and 3π

  
  

• 17σ and 2π

  
  

• 18σ and 2π

  
  

• 18σ and 3π

  
  

What is the approximate bond angle around the carbonyl (C=O) carbon?

• 109.5

• 90

• 105

• 120

How would you describe the molecular geometry around the single bonded oxygen?

• linear

• bent

• tetrahedral

• too complicated

What is the molecular geometry of the ClO₃^- ion?

• trigonal pyramidal

• trigonal planar

• T-shaped

• linear

How many π bonds are found in the following molecular formula?

• none

• 1

• 2

• 6

What is the hybridization of the Te in TeF₂?

• sp

• sp³

• sp³d

• sp³d²

Of the following molecules, N₃^-, NH₃, NO₃^-, I₃^-, BH₃, which have the same shape?

• N₃^- and BH₃

  
  

• NO₃^- and NH₃

  
  

• I₃^- and NO₃^-

  
  

• N₃^- and I₃^-

  
  

What is the molecular geometry for ICl₄^- ?

• see saw

  
  

• trigonal bipyramidal

• square pyramidal

• square planar