CHM 115 Exam III 2010 - 115-T - Exam 3 (Test 35) - 11/22/10...

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115-T − Exam 3 (Test 35) − 11/22/10 2 _____ 1. The following IR spectra for three hydrocarbon compounds show absorptions due to carbon- carbon and carbon-hydrogen vibrations. Which absorption is due to stretching of a carbon- carbon double bond (C=C)? (a) Absorption a (b) Absorption b (c) Absorption c (d) Absorption d (e) Absorption e _____ 2. The drawing represents which of the following? (a) Dispersion forces (b) Ion-dipole attractions (c) Dipole-induced dipole attractions (d) Dipole-dipole attractions (e) Hydrogen bonds
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115-T − Exam 3 (Test 35) − 11/22/10 3 _____ 3. Acetone (CH 3 -CO-CH 3 , ) dissolves in water. What are the intermolecular forces expected between the solute and solvent molecules? (a) Ion-dipole and dispersion forces (b) Dipole-dipole and dispersion forces (c) Dipole-dipole, hydrogen bonding, and dispersion forces (d) Hydrogen bonding and ion-dipole (e) Covalent bonding _____ 4. Strong hydrogen bonding is present in all of the following liquids except : (a) CH 3 OH (b) NH 3 (c) PH 3 (d) HF (e) H 2 O 2 _____ 5. Gluconic acid and caprioic acid are six carbon acids that have the structures shown below. Which is more soluble in water and why? (a) Caproic acid due to dispersion forces. (b) Caproic acid due to hydrogen bonding. (c) Caproic acid due to dispersion forces and hydrogen bonding. (d) Gluconic acid due to dispersion forces and dipole-dipole interactions.
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This note was uploaded on 02/23/2012 for the course CHM 115 taught by Professor Towns during the Fall '08 term at Purdue University-West Lafayette.

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CHM 115 Exam III 2010 - 115-T - Exam 3 (Test 35) - 11/22/10...

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