Formal Charge and VSEPR

What geometry will this molecule have?

• linear

• bent

• trigonal planar

• tetrahedral

Choose the correct shape for this molecule:

• Trigonal planar

• Trigonal pyramidal

• Bent

• Tetrahedral

According to VSEPR, molecules adjust their shapes to keep which of the following as far away as possible?

• Pairs of valence electrons

• Inner shell electrons

• Mobile Electrons

• Electrons closest to the nucleus

What is the AXE # of the molecule shown?

• AX₂E₃

• AXE₃

• AX₄E

• AX₃E₂

How many lone pairs are in this molecule's structure?

• 6

• 2

• 0

• 4

According to VSEPR theory, if there are four electron-rich regions in the valence shell of an atom, they will be arranged in a(n) _________ geometry.

• tetrahedral

• octahedral

• trigonal planar

• trigonal bipyramidal

Which of the following is the correct formal charge on the nitrogen atom in the ammonium ion (NH4+)?

• +1

• 0

• -1

• +2

According to VSEPR theory, what is the molecular geometry of a molecule with three bonding pairs and one lone pair of electrons?

• Tetrahedral

• Trigonal pyramidal

• Bent

• Linear

In the VSEPR model, which of the following molecules has a seesaw shape?

• SF4

• CH4

• NH3

• H2O

What is the formal charge on the oxygen atom in the hydroxide ion (OH-)?

• -1

• 0

• +1

• +2