Molecular Shapes and VSEPR Theory Quiz

What does VSEPR stand for in molecular geometry?

• Valence Shell Electron Pair Reaction

• Valence Shell Electron Pair Repulsion

• Valence Shell Electron Pair Rotation

• Valence Shell Electron Pair Reduction

Why do electrons in a molecule repel each other?

• Because they are neutral

• Because they have opposite charges

• Because they are positively charged

• Because they have like charges

When determining molecular shape, which atom is most important to consider?

• The atom with the highest atomic number

• The atom with the most bonds

• The atom with the least electrons

• The central atom

What is the first step in determining the shape of a molecule using VSEPR theory?

• Draw the Lewis structure

• Identify the molecular mass

• Count the number of atoms

• Measure the bond angles

How many domains are counted for a double bond in VSEPR theory?

• Three domains

• Two domains

• One domain

• Four domains

What is the molecular shape of CH4 according to VSEPR theory?

• Linear

• Trigonal Planar

• Tetrahedral

• Bent

In the molecule O3, how many bonding domains are present?

• Three

• Two

• One

• Four

What is the shape of a molecule with two bonding domains and one nonbonding domain?

• Tetrahedral

• Bent

• Trigonal Planar

• Linear

What is the shape of a diatomic molecule?

• Tetrahedral

• Trigonal Planar

• Linear

• Bent

Which of the following is an exception to the typical VSEPR domain counting?

• Diatomic molecules

• SO2

• O3

• CH4