Prelab3 - If so, which and in what direction do they point?...

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Name: _____________________________ Date: _________________________________ Lab Instructor: ______________________ Lab Section: ___________________________ 1 EXPERIMENT 3 Molecular Shape and Polarity Prelaboratory Questions: 1. Determine the Lewis structures and molecular shapes of the following molecules: CHCl 3 , PF 5 , and SO 3 2- . State the approximate bond angles. Determine the formal charges of each atom in all of these molecules. Do any of these molecules have nonzero molecular dipole moments?
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Unformatted text preview: If so, which and in what direction do they point? 2. Determine the formal charges on each atom in Figure 3.1. For those molecular fragments which lack formal charges indicate polarity with partial charges ( + and -). 3. Use the Table of Average Bond Lengths (Lab Manual page 20) and Figure 3.1 to determine the approximate size (length and width) your drug molecule needs to be....
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