試題詳解

32. Which of the following reagents would reduce carboxylic acids and esters into alcohols?
(A) H₂/Ranney Ni
(B) 1) LiAlH₄; 2) H₃O⁺
(C) 1) NaBH₄; 2) H₃O⁺
(D) Na/NH₃
(E) Zn(Hg)/H⁺