level: Intermolecular forces
Questions and Answers List
level questions: Intermolecular forces
Question | Answer |
---|---|
Define the VSEPR theory | A model used to predict 3-D molecular geometry based on the number of valence shell electron bond pairs among the atoms in a molecule or ion |
What are the primary molecular shapes? | Linear, bent, trigonal planar, tetrahedral, pyramidal |
Define dispersion forces | A force acting between atoms and molecules that are normally electrically symmetric and are the weakest intermolecular attractive forces. |
Define dipole-dipole attraction | Attractive forces between the positive end of one polar molecule and the negative end of another polar molecule. |
Define hydrogen bonding | An attraction between a hydrogen atom in one polar molecule and a small electronegative atom in usually another molecule of the same or a different polar substance. |