111年 - [無官方正解]111 國立嘉義大學_碩士班招生考試試題_應用化學系：無機化學#146611

1. Which molecule has the largest bond angle? (A) N(CH₃)₃ (B) N(CF₃)₃ (C) NH₃ (D) N(GeH₃)₃

2. What is the point group of P(C₆H₅)₃? (A) \( D_{2h} \) (B) \( C_3 \) (C) \( C_{3v} \) (D) \( D_{3h} \)

3. What is the term symbol for ground term of \( d^4 \) (\( Td \) symmetry)? (A) \( ^3F_4 \) (B) \( ^6S_{5/2} \) (C) \( ^5D_0 \) (D) \( ^2D_{5/2} \)

4. On the basis of molecular orbitals, which molecule has the strongest bond? (A) NO^-2 (B) NO^- (C) NO (D) NO⁺

5. Which molecule does have the largest acid strength in aqueous solution? (A) HMnO₄ (B) H₃AsO₄ (C) H₂SO₃ (D) H₂SO₄

6. What is the coordination numbers of CaF₂? (A) 8 (B) 10 (C) 12 (D) 2

7. What is the magnetic moments (spin-only) of \( [\text{Co}(\text{NH}_3)_6]^{3+} \)? (A) 0 (B) 1.732 (C) 3.9 (D) 5.9

1. What is MOF (Metal-organic Framework)? (3%)

a. Is this reaction associative or dissociative? (3%)

b. On the basis of the data, which halide ligand exerts the strongest trans effect, explain? (5%)