q3f10 - Version PREVIEW Quiz 3 JOHNSON (53140) This...

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Version PREVIEW – Quiz 3 – JOHNSON – (53140) 1 This print-out should have 6 questions. Multiple-choice questions may continue on the next column or page – fnd all choices beFore answering. LDE Identifying Bonds 004 001 5.0 points Based only on the di±erence in electronega- tivity (ΔEN) identiFy the types oF the labeled bonds in the molecule below, From leFt to right: C H H 2 B H H 1 C S b 3 O H 1. ionic, non-polar covalent, ionic 2. polar covalent, non-polar covalent, non- polar covalent 3. polar covalent, non-polar covalent, polar covalent correct 4. non-polar covalent, non-polar covalent, polar covalent 5. ionic, polar covalent, polar covalent Explanation: The B-H bond will have a ΔEN oF less than 2 but more than zero, and thus will be a polar covalent bond. The C-C bond will have a ΔEN oF zero, and thus will be non-polar covalent. The C=S bond will have a ΔEN oF less than 1 but more than zero, and thus will be polar covalent.
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This note was uploaded on 03/04/2011 for the course CH 302 taught by Professor Holcombe during the Spring '07 term at University of Texas.

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q3f10 - Version PREVIEW Quiz 3 JOHNSON (53140) This...

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