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- Show how Mn2+ and Gd3+ are paramagnetic.For the structure of ZnS as shown on image: Please identify the nearest neighbors to one Zn ion; what are the nextneighbors to that Zn ion.Which of the following will exhibit the greater polarizing power? Explaina. K+ and Ag+ b. K+ and Li+ c. Li+ and Be2+ d. Cu2+ and Ca2+ e. Ti2+ and Ti4+.
- Consider K1[MABCD] Ligand Charges: A = -1; B = -1; C = -1; D = -1 Screen Reader User: Charges are either 0 or minus 1. End of note. What is the charge on the metal M?The addition of S2- ion to Fe(OH)2(s) results in the formation of FeS(s). Explain why the addition of S2- ion to Cr(OH)3(s) does not result in the formation of Cr2S3(s).Giving at least 2 reasons, predict whether [Co(OH2)6]2+ or [Co(NCS)4]2- has a higher Kstab.
- NiCl4]2- and Ni(CO)4 have sp3 or dsp2 hybridization? Explain. What type of hybridization is shown by (i) inner and (ii) outer orbital octahedral complexes?Which is the most thermodynamically stable state of As? a.H3AsO3 b.H3AsO4 c.AsH3 d.As Which species will tend to disproportionate? a.H3AsO4 b.AsH3 c.H3AsO3 d.AsIn which of the following cases all complexes are square planes? (27Co, 28Ni, 46Pd, 78Pt, 79Au) A. [PtCl4] 2-, [AuCl4] -, [PdCl4] 2-, [NiCN4] 2- B. [Ni (CO) 4], [CoCl4] 2-, [AuCl4] -, [NiCN4] 2- C. [PtCl4] 2-, [PdCl4] 2-, [CoCl4] 2-, [Ni (CO) 4] D. [AuCl4] -, [PdCl4] 2-, [NiCN4] 2-, [Ni (CO) 4]
- According to the valence bond theory, which of the following statements is/are incorrect? (79Au) I- The hybrid type of an outer orbital complex cannot be sp3. II- Square plane compounds are more stable than tetrahedral compounds. In the III- Octahedral, high spin d5 complex, the number of single electrons is 1. IV- Tetrachloroaurate(III) ion is diamagnetic. A. II onlyB. I onlyC.III and IVD. I, II, IVE.I and IIIHow many delectrons (nof dn) are in the central metal ionin (a) Ca[IrF6]; (b) [HgI4]2-; (c) [Co(EDTA)]2-?Molecular nitrogen, carbon monoxide, and cyanide ion are isoelectronic. (a) Draw an MO diagram for each. (b) CO and CN⁻ are toxic. What property may explain why N₂ isn’t?