This is the particular type of energy a receptor responds to.

Which substance would have the strongest London dispersion forces?  A. Ne  B. Ar  C. Kr  D. Xe

Dry ice undergoes which phase transition at room temperature?  A. Melting  B. Sublimation  C. Condensation  D. Freezing

Which substance is most likely to have hydrogen bonding?  A. HF  B. HBr  C. HI  D. HCl

Which phase change is endothermic?  A. Condensation  B. Deposition  C. Freezing  D. Vaporization

Which statement about crystalline solids is true?  A. Particles are randomly arranged  B. They have a definite geometric shape  C. They lack long-range order  D. They are always soft

Which statement best describes amorphous solids?  A. They have a regular repeating structure  B. They melt at a sharp temperature  C. They lack long-range order  D. They are always ionic

What is the normal boiling point of a liquid?  A. Temperature where solid and liquid coexist  B. Temperature at which vapor pressure equals 1 atm  C. Temperature where liquid freezes  D. Temperature where gas condenses

The resistance of a liquid to flow is A) surface tensionb) capillary actionc) viscosityd) adhesion

What type of intermolecular force exists between HCl molecules?  A. Hydrogen bonding  B. Ion-ion attraction  C. Dipole-dipole attraction  D. Metallic bonding