Unit 5: Intermolecular Forces Quiz

What is the molecular geometry of a molecule with two bond pairs and no lone pairs on the central atom?

• Linear

• Bent

• Tetrahedral

• Trigonal planar

A molecule with four bond pairs around the central atom exhibits which type of molecular geometry?

• Linear

• Trigonal planar

• Tetrahedral

• Octahedral

Which molecular geometry is characterized by a central atom with three bond pairs and one lone pair?

• Tetrahedral

• Trigonal pyramidal

• Bent

• Trigonal planar

An octahedral molecular geometry is formed by how many bond pairs around the central atom?

• 4

• 5

• 6

• 3

In VSEPR theory, the shape of a molecule is primarily determined by what?

• The number of core electrons

• The repulsions between electron pairs in the valence shell of the central atom

• The number of neutrons in the central atom

• The atomic mass of the central atom

What determines the polarity of a molecule?

• The geometric shape and the electronegativity difference between atoms

• The number of electrons

• The atomic mass of the molecule

• The temperature at which the reaction occurs

What is the molecular geometry of a molecule with five bond pairs and no lone pairs on the central atom?

• Trigonal bipyramidal

• Octahedral

• Tetrahedral

• Square pyramidal

In covalent bonds, electrons are ___________.

• transferred
• gained
• lost
• shared

What geometry will this molecular structure have?: H₂S

• bent
• tetrahedral
• linear
• trigonal pyramidal

Choose the correct shape for this molecule:

• Trigonal planar
• Trigonal pyramidal
• Tetrahedral
• Linear