worksheet 4 - 6. Rank the following salts from greatest...

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CH301 Fall 2010 Worksheet 4—Introduction to Lewis Dot Chemical Structures 1. For each element below, indicate the ion(s) it is most likely to form. a) Na b) Ca c) Ir d) Pb e) Cl f) S 2. Write balanced unit formulas for the salts formed by the following pairs of ions. a) Mg 2+ , I - b) Fe 3+ , CO 3 2- c) Al 3+ , N 3- 3. Write balanced unit formulas for the most likely salts formed by the following pairs of elements. a) Ca, O b) Al, F c) K, S 4. What is the electronegativity of each of the following elements? (Note: if you have to look these up, make sure you memmorize them before quiz 2 and certainly before exam 1.) H B O L i F C B e N 5. What is lattice energy and what is it proportional to? (Hint: think Coulomb’s law)
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Unformatted text preview: 6. Rank the following salts from greatest lattice energy to least: Fe 2 (CO 3 ) 3 , FeI 3 , AlPO 4 , MgF 2 , MgCO 3 , AlN, NaI, MgO 7. Draw the Lewis structures for each of the elements below (from memory if you can). 8. Thinking about question 7, how many bonds do each of the following elements prefer to form? H B O L i F C B e N 9. Rank the following from least to greatest electronegativity: As, Cl, Ca, S, Rb, Sr Ge, P 10. For the (completely fictitious) molecule below, calculate the EN of each bond and determine whether it is ionic or covalent based on simple EN....
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worksheet 4 - 6. Rank the following salts from greatest...

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