VSEPR Model

In the context of the VSEPR (Valence Shell Electron Pair Repulsion) model, what is the primary factor that determines the molecular geometry of a molecule?

• The number of valence electrons in the molecule.

• The number of unpaired electrons in the molecule.

• The arrangement of bonded atoms and lone pairs of electrons around the central atom.

• The strength of the chemical bonds within the molecule.

For a molecule with the chemical formula  (water), how many electron domains are there around the central oxygen (O) atom?

• 1

• 2

• 3

• 4

• Linear

• Bent

• Trigonal pyramidal

• Trigonal planar

Base on the table below, what will be the VSEPR model in AXE method?

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• 
• 
• 

According to VSEPR model, electron groups around the central atom of a molecule repel each other. Which of the following is an example of an electron group in a VSEPR model?

• a. bonding pairs

• b. electrons in lower shells

• c. all electrons in the outer shell

• d. lone pairs in the attached atoms

Applying the concept of VSEPR model, what is the molecular geometry of PH3?

• a. linear

• b. see-saw

• c. trigonal planar

• d. trigonal pyramidal

VSEPR stands for?

• Valence Structure Electron Pair Repulsion

• Valence Shell Electron Pair Repulsion

• Valence Shell Electron Pair Repetition

• Valence Shell Electron Potential Repulsion

All the geometries listed below are examples of electron group geometry except ____.

• a. bent

• b. linear

• c. octahedral

• d. trigonal planar

The geometry of ClF3 molecule is best described as _______.

• a. linear

• b. t-shaped

• c. see-saw

• d. octahedral

Describe the molecular geometry and polarity of OF2 molecule.

• a. bent, polar

• b. t-shaped, polar

• c. linear, nonpolar

• d. tetrahedral, nonpolar