2. Which of the following is an aprotic solvent? (A) (B) (C) (D) (E)H2O

2. Which of the following is an aprotic solvent?
(A)
(B)
(C)
(D)
(E)H₂O

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統計： A(1), B(0), C(0), D(0), E(0) #2991243

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2026/06/08

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非質子性溶劑（Aprotic Solv...

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12. The reactivity towards nucleophilic substitution of carboxylic acid derivatives in decreasing order (most to least). (A) acid anhydride ＞ acyl chloride ＞ ester ＞ amide (B) acid anhydride ＞ acyl chloride ＞ amide ＞ ester (C) acyl chloride ＞ acid anhydride ＞ amide ＞ ester (D) acid anhydride ＞ amide ＞ acyl chloride ＞ ester (E) acyl chloride ＞acid anhydride ＞ ester ＞ amide

2. Which of the following is an aprotic solvent?
(A)
(B)
(C)
(D)
(E)H₂O

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