Complete the following statements for the complex ion

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Chapter 2 / Exercise 54
Chemistry
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5. Complete the following statements for the complex ion [Co(en) 2 (H 2 O)CN] 2+ . (16 points)\ a. en is the abbreviation for: ethylene diamine b.
c. The coordination number of Co is: 6 d. __Ethylene diamine is a bidentate ligand. (Reference: Chang 23.11) 6. Give the oxidation numbers of the metals in the following species: (12 points) a. K 3 [Fe(CN) 6 ] - +3 b. K 3 [Cr(C 2 O 4 ) 3 ] - +3 c. [Ni(CN) 4 ] 2– - +2 (Reference: Chang 23.13) 7. What are the systematic names for the following ions and compounds? (12 points) a. [Co(NH 3 ) 4 Cl 2 ] + b. Cr(NH 3 ) 3 Cl 3 c. [Co(en) 2 Br 2 ] + d. [Co(NH 3 ) 6 ]Cl 3 a) tetra-ammine-dichloro-cobalt(III) b) tri-ammine-trichloro-chromium(III) c) dibromobisethylenediaminecob... ion d) hexaamminecobalt(III) chloride (Reference: Chang 23.15) 3 Copyright © 2014 by Thomas Edison State College. All rights reserved.
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Chapter 2 / Exercise 54
Chemistry
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8. Write the formulas for each of the following ions and compounds: (12 points)

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