Molecular Geometry and IMF

Intermolecular forces are attractions between ______.

• Cations and anions

• Atoms within a molecule

• Neighboring molecules

• Protons and electrons

Stronger IMFs result in ..................... of the melting and boiling points of the substance.

• an increase

• a decrease

• no change

What intermolecular forces would exist between molecules of HF?

• London Dispersion Forces

• Dipole-Dipole Forces

• Hydrogen Bonding

• All of the above

Tags

NGSS.HS-PS1-3

Which kinds of substances are held together by intermolecular forces?

• Metallic substances

• Ionic substances

• Molecules (covalent) in solid and liquid phases

• Molecules (covalent) in gas phase

Which is the second strongest IMF?

• hydrogen bonding

• London dispersion forces

• dipole-dipole

Which of the following is NOT a kind of intermolecular force

• hydrogen bonding

• covalent bond

• London forces

• dipole-dipole

What is the molecular geometry/shape of this molecule

• Linear

• Trigonal Planar

• Trigonal Pyramidal

• Tetrahedral

• Bent

What is the VSEPR theory used to predict?

• Bond Strength

• Polarity

• Molecular Shape

• Electronegativity

Which molecule would have this shape?

• BF₃

• CH₄

• PCl₅

• CO₂

Who could this molecule be?

• CH₄

• CO₂

• PCl₅

• BF₃

Tags

NGSS.HS-PS1-3