Which reagent can oxide ethyl benzene to be benzoic acid----（ ）
A、K2Cr2O7/酸;
B、MnO2/水;
C、①O3/②Zn，NaOH，水;
D、H2O2
发布时间：2025-11-16 20:01:42
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答案：K2Cr2O7/酸
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