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Charges on Metal Complexes & Nomenclature of Metal Complexes 1. For the following complex ion, [Cr(C2O4)2(H₂O)2]¹, determine... a. the coordination number for the metal. b. the oxidation number of the metal. 2. For the following complex ion, [FeF]³, determine... a. the coordination number for the metal. b. the oxidation number of the metal. 3. For the following complex ion, [Cu(NH3)4]2, determine... a. the coordination number for the metal. b. the oxidation number of the metal. 4. For the following complex ion, [Fe(H₂O)]3, determine... a. the coordination number for the metal. b. the oxidation number of the metal. 5. For the following complex ion, [Ag(CN)₂]+¹, determine... a. the coordination number for the metal. b. the oxidation number of the metal. 6. For the following complex ion, [Co(NH3)6]+2, determine... a. the coordination number for the metal. b. the oxidation number of the metal. 7. Name the following compound. K3 [Fe(CN)6] 8. Name the following compound. [Zn(en)2]SO4 9.Name…

3. Use ligand field theory to explain why [Ni(CN).]² is diamagnetic while [Ni(CI)4]²- is paramagnetic with a spin state of S = 1.

21) Which of the following metal ions can show both high-spin and low-spin configurations in octahedral complex ions? {the metal loses the 2 es from the 4s orbital first when making +2 cation} a) Zn2 c) V2 b) Cu** d) Coa

Given [Ni(CN)4]? complex ion. i. Identify the ligand. ii. Determine the oxidation state of Nickel.

Which of the following statements about the Crystal Field Theory is false? A. Diamagnetic metal ions cannot contain an odd number of electrons. B. The KAKE values ​​of the low and high spin d8 complexes in the octahedral domain are the same. C. Low-spin complexes contain strong domain ligands. D. Low-spin complexes may be paramagnetic. E. In the octahedral field, first the t2 orbitals of the metal ion and then the e orbitals are filled.

Among the complex ions formed by M³* (M is a transition metal in 3d block) are the following: [M(H20).J³*, [M(NH;)6]³*, and [MF6]*. These ions have the following 9 observed colors (listed in arbitrary order): yellow-orange, green, and blue. Match each complex with its color. Explain.

Which of the following statements about 10Dq is false? A. In the [CoX(NH3)5]n+ complex, the color changes from dark violet to yellow when X is replaced by I-, Br-, Cl-, H2O, and NH3, respectively.B. [VCl6]2- has a greater 10Dq than [VCl4] complex.C. [MnF6]2- has a higher 10Dq value than [TcF6]2-.D. [V(H2O)6]3+ has a higher 10Dq value than [V(H2O)6]2+.

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