🪩dyyyyyyyyyyyyyyyyyyyyyyyyyyyyy

乙基那个数出6个,连在中间那个碳我看会有一组对映异构
一个H一个Cl一个甲基一个苯

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我去还真是

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高贵的手性碳原子

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但ABCD分别是11 12 13 14

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那是默认不考虑了吧
题目不严谨,出题人真得要撅:enraged_face:

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修订版,终于能发出来了

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【“氨”为何这么特殊?为什么要专门分出“氨、铵、胺”?【格致探源】】 https://www.bilibili.com/video/BV1DLcpzeEvs/?share_source=copy_web&vd_source=f9ff62576aa774a6a3cc927b755bf629

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昨天洗完澡发现指甲是淡淡的蓝紫色过渡到粉紫色,釉彩一样的质感,好可怕 :fearful:

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就凭我天天熬夜,就该申请免体

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以前是上别的课会困唯独化学课不困
现在是唯独化学课不死

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望月巡游中,豪虾仁

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可怕楼上月裴回:thinking:

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别照摸鱼人校板台

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啊!?!

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中午在雨亭,可以来找我要小熊糖

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我要去弹一段了…可惜…现在雨亭还没小情侣

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雨亭这琴声好小,

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酷,刚路过雨停 :patpat:

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收到。已严肃离开

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严肃阅

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