hw6 - sakerwalla (hs9229) – H06 : Bonding – mccord –...

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Unformatted text preview: sakerwalla (hs9229) – H06 : Bonding – mccord – (50960) 1 This print-out should have 33 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. All students from Dr. McCord’s MWF 11am class (50960) must report to the correct room for the exams. There are 2 different rooms and the class is split according to the first letter of your last name. Go to the right room or you WILL receive a zero on the exams. A-L go to UTC 2.112A M-Z go to UTC 2.102A 001 10.0 points Let X be a hypothetical element. Which of the following would be largest? 1. X 2+ 2. X + 3. X- 4. X 2- 5. X 002 10.0 points If the following crystallize in the same type of structure, which has the lowest lattice energy? 1. BaS 2. SrS 3. CaO 4. BaO 5. SrO 003 10.0 points Which pair of elements is most likely to form an ionic compound? 1. oxygen and chlorine 2. nitrogen and sulfur 3. sodium and aluminum 4. magnesium and fluorine 004 10.0 points Compounds which are characterized as cova- lent are generally made up of elements found in which part of the Periodic Table? 1. upper right 2. upper left 3. lower left 4. left and right 005 10.0 points Which is the correct order of increasing bond strength? 1. triple, double, single 2. single, triple, double 3. double, triple, single 4. single, double, triple 5. double, single, triple 006 10.0 points Which do you predict to have the strongest CN bond? 1. NH 2 CH 3 2. HCN 3. All are equal 4. NHCH 2 007 10.0 points Which of the following contains only covalent bonding and no ionic bonding? 1. NaCl sakerwalla (hs9229) – H06 : Bonding – mccord – (50960) 2 2. CCl 4 3. Na 2 SO 4 4. Ca(NO 3 ) 2 5. NaOH 008 10.0 points How many valence electrons are in a Sn atom? 1. 8 2. 3. 14 4. 2 5. 4 009 10.0 points The P 2- anion has how many total electrons and how many valence electrons?...
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This note was uploaded on 10/25/2011 for the course CHEM 301 taught by Professor Millburn during the Spring '11 term at The University of Texas at San Antonio- San Antonio.

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hw6 - sakerwalla (hs9229) – H06 : Bonding – mccord –...

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