题目内容
古蔡法检查砷盐时,和溴化汞试纸生成砷斑的化合物是
2021-10-18
A.HgBr2
B.AsH3
C.AsH(HgBr)2
D.SnCI2
E.KI
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26012' and id < 2183022 and id<>'2183022' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26012' and id > 2183022 and id<>'2183022' order by id asc limit 5