Chemical Bonding and Molecular Geometry Quiz

According to VSEPR theory, what determines the shape of a molecule?

• Number of protons

• Number of neutrons

• Atomic mass

• Valence shell electron pair repulsion

What is the molecular geometry of a molecule with 3 atoms and no unshared pairs of electrons?

• Pyramid

• Trigonal planar

• Linear

• Bent

What is the approximate bond angle for a molecule with a tetrahedral shape?

• 135°

• 90°

• 120°

• 105°

What is the molecular geometry of a molecule with 4 atoms and one unshared pair of electrons?

• Bent

• Trigonal planar

• Pyramid

• Linear

For elements in period 3 and higher, when bonded to Cl or F, they will have an expanded octet. True or False?

• True

• False

• Not enough information

• Depends on the element