题目内容
炔雌醇的化学性质有
2021-10-19
A.可溶于氢氧化钠水溶液
B.可与异烟肼反应生成异烟腙
C.可与碱性酒石酸铜反应生成橙红色沉淀
D.可与硝酸银试液反应生成白色沉淀
E.在吡啶中呈左旋
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26090' and id < 2187141 and id<>'2187141' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26090' and id > 2187141 and id<>'2187141' order by id asc limit 5