80. What is the symmetry of BF₃? (A) C₃ (B) C₃ᵥ (C) C₆ (D) D₃ₕ (E) D₆

80. What is the symmetry of BF₃?
(A) C₃
(B) C₃ᵥ
(C) C₆
(D) D₃ₕ
(E) D₆

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統計： A(0), B(1), C(0), D(0), E(0) #3853595

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B1 · 2026/04/01

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這題考查的是分子對稱性與點群（Poin...

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84. Consider the following equilibrium reaction: N₂(g) + 3H₂(g) ⇌ 2NH₃(g) + 92.94 kJ.Which of the following changes will shift the balance to the right? I. increase temperature II. decrease temperature III. increase volume IV. decrease volume V. remove some NH₃ VI. add some NH₃VII. remove some N₂ VIII. add some N₂ (A) I, IV, VI, VII (B) II, III, V, VIII (C) II, IV, V, VIII (D) I, VI, VIII (E) I, III, V

80. What is the symmetry of BF₃?
(A) C₃
(B) C₃ᵥ
(C) C₆
(D) D₃ₕ
(E) D₆

詳解 (共 1 筆)

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