practice exam 2 - Chem 610A Fall 2002 Prof Krische Midterm...

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Chem. 610A, Fall 2002, Prof. Krische Midterm Exam II Name: Problem 1. (12 points) 2. (12 points) 3. (8 points) 4. (18 points) 5. (16 points) 6. (15 points) 7. (10 points) 8. (9 points) Total Points: /100 Periodic Table of the Elements H He Li Be B C N O F Ne Na Mg Al Si P S Cl Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La * Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac ** Rf Db Sg Bh Hs Mt 110 111 112 113 La nthanides * Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Ac tinides ** Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr pKa Values : Alcohol (16), Protonated Alkylamine (9), Hydronium Ion (1.74), Carboxylic Acid (4.5), Ketone (22), Protonated Oxygen of C=O Double Bond (-7), HCl (-7), Water (15.7).
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1. (12 points) Rank the following compounds in terms of increasing acidity (i.e. 1 = least acidic, 3 = most acidic). For each compound, circle the most acidic hydrogen. A. CO H H H CS H HH CN H H HHH H H B. C O H 3 H C O C H 2 OH Cl C O Cl 3 H C. C O H 3 H H 2 C H 3 H C O H 3 CC 3 H
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2. (12 points) Complete the following acid-base reactions. Use the arrow pushing formalism
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This note was uploaded on 02/09/2009 for the course CH 318M taught by Professor Bocknack during the Fall '08 term at University of Texas.

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practice exam 2 - Chem 610A Fall 2002 Prof Krische Midterm...

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