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题型:单选题 题类:常考题 难易度:容易
人教版化学高二选修3第二章第二节分子的立体结构同步练习
H2S+ZnO═ZnS+H2O;
C2H5SH+ZnO═ZnS+C2H4+H2O;
C2H5SH+H2═C2H6+H2S;
COS+H2═CO+H2S;
CS2+4H2═CH4+2H2S
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