2022 Shanghai Question 6 Single-choice Differentiating 2022_上海 Paper 6.(2分)下列物质中所有原子均共面的是( ) A. 二氯甲烷B. 1,1,2,2﹣四氯乙烷C. 1,2﹣二氯乙烯D. 乙醛 Answer keyC ☆ SaveCan't do it, show the explanation查看原卷 →