VSEPR Theory Quiz

What is the primary purpose of the VSEPR Theory in chemistry?

• To calculate the speed of chemical reactions

• To determine the mass of molecules

• To understand molecular geometry and bond angles

• To predict the color of molecules

In a linear molecular geometry, what is the typical bond angle?

• 180°

• 120°

• 104.5°

• 90°

Which molecule is an example of a bent molecular geometry?

• Boron trichloride

• Carbon dioxide

• Methane

• Water

What is the bond angle in a trigonal planar molecular geometry?

• 104.5°

• 90°

• 180°

• 120°

Which of the following molecules has a trigonal pyramidal geometry?

• Phosphorus pentachloride

• Sulfur hexafluoride

• Carbon dioxide

• Ammonia

In a tetrahedral molecular geometry, what is the bond angle?

• 120°

• 109.5°

• 104.5°

• 90°

Which molecule is an example of a trigonal bipyramidal geometry?

• Phosphorus pentachloride

• Boron trichloride

• Water

• Methane

What is the bond angle in an octahedral molecular geometry?

• 104.5°

• 180°

• 120°

• 90°

Which molecule is used as an example of octahedral geometry?

• Boron trichloride

• Sulfur hexafluoride

• Ammonia

• Carbon dioxide

What is a key feature of the VSEPR Theory regarding electron pairs?

• They repel each other to maximize distance

• They attract each other

• They form covalent bonds

• They remain stationary