Chemistry Preparation Test II, Fall 2003 - University of Memphis, Department of Chemistry, Exams of Organic Chemistry

Download Chemistry Preparation Test II, Fall 2003 - University of Memphis, Department of Chemistry and more Exams Organic Chemistry in PDF only on Docsity! Name: UNIVERSITY OF MEMPHIS Department of Chemistry CHEM 3311 Preparation Test II, Fall 2003 Dr. Abby Parrill This preparation test is designed to examine your ability to use important concepts from general chemistry that are critical to success in organic chemistry. 1. Fill in the blanks in the following table (32 pts). Formula Lewis Structure (4 pts. each) Hybridization of underlined atom (4 pts. each) Geometry (4 pts. each) Net Dipole Moment (yes/no, 4 pts. each) POCl3 HONO2 2. Identify a functional group present in each of the following molecules (10 pts). a. CH3CH2CH3 b. CH≡CH 3. Give an example of a strong acid (7 points). 4. Place the following atoms from least electronegative to most electronegative: N, O, F, P, As (15 points). Least Most 5. (20 points, 5 points each) a. Draw the acid-base reaction between water and ammonia. b. Label the acid, base, conjugate acid and conjugate base in your equation. c. Which side of the reaction is favored? d. What are the Ka’s for water and ammonium? (if you don’t have a calculator, show the formula with appropriate numbers and don’t figure the final number)