111--xm4F06 - Chemistry 111 Exam#4 Fall 2006-1 Name 1(30...

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Chemistry 111 Exam #4 Fall 2006 -1- Name 1. (30 points) Answer each of the following by supplying the best word(s), number, symbol, or response. a. How many d electrons are in a Fe 3+ ion? b. The electrode potential for a standard hydrogen electrode is c. The electrode potential of Pt in a solution of MnO 4 - & Mn2+ is ( more less equally ) positive at pH 2 than at pH 0 (circle correct response) d. The magnetic properties of a transition metal compound depend on e. Which transition metal forms no paramagnetic compounds. f. What are the expected products of the reaction of iodide ion with nitrate ion? g. What is the oxidation state of carbon in oxalic acid (HOOC-COOH) h. A species which loses electrons is said to be i. A species which donates electrons to form a coordinate covalent bond is said to be j. In the ion Cu(NH3)42+ , ammonia is called the 2. (15 points) Complete and balance each of the following aqueous, acidic, redox reactions. If you mean a one, put “1" in the appropriate location, don’t just leave it blank.
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