所屬科目:研究所、轉學考(插大)◆無機化學
1. How many isomers are possible for Mo3WO3S? (3%)(A) 0 (B) 1 (C) 2 (D) 3
2. What is the point group of Cu(acacCN)2? HacacCN = (3%)(A) C2v (B) D4h (C) S8 (D) D2h
3. Predict the magnetic moments (spin-only) of [Cr(H2O)6]2+ (3%)(A) 4.9μB (B) 1.44μB (C) 1.73μB (D) 2μB
4. Which molecule has the strongest ligand field strentch? (3%)(A) Cl2 (B) CO (C) NH3 (D) H2O
5. What is the ground term for the configuration of d8 (Oh symmetry) (3%)(A) 3F4 (B) 5D0 (C) 2T2g (D)2Eg
6. Which of the following complexes have18-electron valence configurations? (3%)(A) Ir(CO)Cl(PPh3)2 (B) RhCl(PPh3)3 (C) [Ni(CN)4]2- (D) [V(CO)7]+
7. Which of the following trans complexes would you expect to react most rapidly with CO? (3%)(A) Cr(CO)4(PPh3)2 (B) Cr(CO)4(PPh3)(PBu3) (Bu = n-butyl)(C) Cr(CO)4(PPh3)[P(OMe)3] (D) Cr(CO)4(PPh3)[P(OPh)3
(二)簡答題1.Please explain the data of the table below and determine its mechanism? (4%)