12. Consider the four molecules shown below: (a) Under each molecule, indicate which intermolecular forces are present [London (or Van der Waals), Dipole-dipole, and/or Hydrogen-bonding]. All have approximately the same molecular weight. A Høragen * van der Waals B. OH London Dipol-dipole X (b) Rank in order of increasing boiling point. <

12. Consider the four molecules shown below: (a) Under each molecule, indicate which intermolecular forces are present [London (or Van der Waals), Dipole-dipole, and/or Hydrogen-bonding]. All have approximately the same molecular weight. A Høragen * van der Waals B. OH London Dipol-dipole X (b) Rank in order of increasing boiling point. <

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter10: Liquids And Solids

Section: Chapter Questions

Problem 1RQ: What are intermolecular forces? How do they differ from intramolecular forces? What are...

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Similar questions

5-86 Using the phase diagram of water (Figure 5-20), describe the process by which you can sublime 1 g of ice at-10°C and at 1 atm pressure to water vapor at the same temperature.
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Classify each of the following statements as true or false. a Intermolecular attractions are stronger in liquids than in gases. b Substances with weak intermolecular attractions generally have low vapor pressures. c Liquids with high molar heats of vaporization usually are more viscous than liquids with low molar heats of vaporization. d A substance with a relatively high surface tension usually has a very low boiling point. e All other things being equal, hydrogen bonds are weaker than induced dipole or dipole forces. f Induced dipole forces become very strong between large molecules. g Other things being equal, nonpolar molecules have stronger intermolecular attractions than polar molecules. h The essential feature of a dynamic equilibrium is that the rates of opposing changes are equal. i Equilibrium vapor pressure depends on the concentration of a vapor above its own liquid. j The heat of vaporization is equal to the heat of fusion, but with opposite sign. k The boiling point of a liquid is a fixed property of the liquid. l If you break shatter an amorphous solid, it will break in straight lines, but if you break a crystalline solid, it will break in curved lines. m Ionic crystals are seldom soluble in water. n Molecular crystals are nearly always soluble in water. o The numerical value of heat of vaporization is always larger than the numerical value of heat of condensation. p The units of heat of fusion are kJ/gC. q The temperature of water drops while it is freezing. r Specific heat is conerned with a change in temperature.