Shapes of Chemical Bonding: Practice Quiz

Ten questions pulled at random. Regenerate any time for a fresh set.

1. 1. The shape of CH₄ is:

   Trigonal planarTetrahedralBentLinear

2. 2. A trigonal planar molecule has bond angles of:

   120°180°109.5°90°

3. 3. SO₂ is bent, so it is:

   NonpolarIonicPolarLinear

4. 4. PCl₅ has which shape?

   OctahedralTrigonal bipyramidalTrigonal planarTetrahedral

5. 5. The hybridization for a linear molecule like CO₂ is:

   sp³sp³d²spsp²

6. 6. CO₂ is linear because:

   Oxygen is electronegativeIt has two lone pairsIt is nonpolarIt has two electron groups on carbon

7. 7. NH₃ has which molecular shape?

   BentTrigonal pyramidalTrigonal planarTetrahedral

8. 8. The hybridization of carbon in CH₄ is:

   sp³dspsp²sp³

9. 9. A double bond counts as how many σ bonds?

   3021

10. 10. Which molecule is polar?

    H₂OCO₂SF₆CH₄