[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fgT9PR4ExrHUPVVWggIaw1uwvEznsDDrQFNAnDMhG1jE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-11-15 23:15:53",234673298,[8,9,10,11],"1:l mixture of (R)- and (S)-isomers","(R)-isomer only","unequal mixture of (R)- and (S)-isomers","(S)-isomer only",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},96,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","d44d6f5f646c4c9cb2f9c431b3e77a5b","","09003SN2亲核取代反应机理 22. 反应所得产物的立体化学是? \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Faba63c8461ea2b6c73195ac8a2453e46.png\">",[21,32,41,50,53,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],234673293,[25,26,27,28],"+34.6","+9.9","0.0","-9.9","09003SN2亲核取代反应机理 S-9 根据右侧数据,确定以下双分子亲核取代反应生成的醇的比旋光度 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8fd80e60c05b6d661fd0640ac9b60157.png\">","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],234673295,[36,37,38,39],"产物的构型完全转化","有重排产物","生成外消旋产物","叔卤烷速度大于仲卤烷","09003SN2亲核取代反应机理 12.卤烷与NaOH在水与乙醇混合物中进行反应,下列现象中,属于SN2历程的是()",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],234673296,[45,46,47,48],"两步反应,包括键的断裂,新键的生成,并发生构型翻转","两步反应,包括键的断裂,新键的生成,并构型保持","一步反应,且构型翻转","一步反应,且构型保持","09003SN2亲核取代反应机理 18.双分子亲核取代反应(SN2)",{"answer":51,"createTime":5,"id":6,"options":52,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],234673300,[57,58,59,60],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0d5cd4cab63499775c6a142691556c6b.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4e38c54c5bb93cd15f45e53c1dc5b8a1.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5b4ced69c2cf23acb390f9ebc3396941.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9512b3dd39698b0ebc3dce7a8b0a3e5f.png\">","09003SN2亲核取代反应机理 23. 在甲醇溶液中,碘甲烷与甲醇钾的反应过渡态结构式为",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],234673301,[66,67,68,69],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9b43ac416e4218903c8129934d31e394.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3ebf48986585fa4e5d1c4858d7588240.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F59052218ca3fa222537d27c9848fef95.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F325d9c583dc72fbd6c748727580b0e9d.png\">","09004-1底物结构对SN2反应的影响 1 合成以下化后物所需正确的试剂是? \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1026924f86eaa5ff400732406b75be33.png\">",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],234673303,[75,76,77,78],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F51a3ef883a3cb9aaa45893c529d2da64.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffaa9b90cd24be65884e591b78a592e6e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8e01a3640e948183fb92ae1d055db1be.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7d2842b2397baece81d9350858639a86.png\">","09004-1底物结构对SN2反应的影响 S-10 发生SN2反应速率最快的溴代物是? \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbf8d25c8afee2ac9e46b8646fc122a40.png\">",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],234673305,[84,85,86,87],"1&gt;2&gt;3","2&gt;3&gt;1","3 &gt;1&gt;2","1&gt;3&gt;2","09004-1底物结构对SN2反应的影响 19. CH3S-\u002FDMSO条件下,以下溴代烷发生SN2反应,由快到慢的是? \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6cb527ff652e4235763881d64532040d.png\">",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],234673308,[93,94,95,96],"1-溴丁烷","2,2-二甲基-1-溴丁烷","2-甲基-1-溴丁烷","3-甲基-1-溴丁烷","09004-1底物结构对SN2反应的影响 82.下列化合物进行SN2反应的速率最大的是()",{"answer":99,"createTime":5,"id":100,"options":101,"question":102,"source":30,"type":31},[],234673310,[93,94,95,96],"09004-1底物结构对SN2反应的影响 91.下列化合物进行SN2反应的相对活性最小的是()"]