Periodic tables are provided at the back of this exam

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Unformatted text preview: riodic tables are provided at the back of this exam for your reference. A. Predict the comparative solubility in water of LiCl, CdCl2 and HgCl2. Most soluble least soluble ______ > ______ > ______ 3 points B. Predict the relative oxidizing agent strength of the metal ions K+, Zn2+, and Ca2+. Strongest weakest oxidizing agent ____________ > > ____________ ___________ 3 points C. You individually add the solid chloride salts of strontium ( Sr2+ ), chromium III ( Cr3+ ), and tin II ( Sn2+ ), to water. Predict if the resulting solution is colored or colorless. Circle any salt that is colored in aqueous solution. SrCl2 CrCl3 SnCl2 3 points D. Correctly complete (circle your choice) each sentence: #1. Bromine, Br, is more electronegative than ( Cl Ni #2. Salts of Sr2+ are likely to be more water soluble than salts of ( containing the same anion. #3. The halide ( At - Cl - ). Ca2+ Ba2+ ) is a better reducing agent than Br -. For use by grader only 6 points Page 2/10 ) Name: ___________________________________page 3/10 Question 2 (6 points) deals with your preparation of solutions of cobalt chloride A. How many grams of Co...
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This note was uploaded on 05/21/2012 for the course CHEM 125 taught by Professor Goddfried during the Fall '06 term at University of Michigan.

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