ws4f09 - *CH301 Fall 2009 Worksheet 4: A Lovely Worksheet...

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*CH301 Fall 2009 Worksheet 4: A Lovely Worksheet on part of Chapter 2. Great for Exam 1. * 1. Draw Lewis structure for the following ionic compounds and answer the questions posed. a. A salt formed from aluminum and oxygen. What is the unit formula? What is the total number of electrons exchanged? Which species gives up electrons? b. A salt formed from magnesium and sulfur. What is the unit formula? What would be its name? How many electrons are exchanged? c. A salt formed from ammonium (NH 4 + ) and nitrate (NO 3 - ). What sort of bonds are present in this salt? 2. Draw Lewis structure for the following species and decide which would exhibit resonance. Name the electronic geometry of each molecule as well. a. O 3 b. NH 3 c. PO 4 3- (see the "formal charge" topic in your course notes to get the correct structure.) d. HCN 3. How many resonance structures would each of the following species exhibit? a. C
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This note was uploaded on 11/01/2009 for the course CH 301 taught by Professor Fakhreddine/lyon during the Fall '07 term at University of Texas.

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ws4f09 - *CH301 Fall 2009 Worksheet 4: A Lovely Worksheet...

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