结构简式为(CH3)3CCH2CH3的烷烃,与氯气发生取代反应后,生成的二氯代产物有(  )(不考虑立体异构 有机物CH3CH2C(CH3)3与氯气发生取代反应,生成的一...

\u7ed3\u6784\u7b80\u5f0f\u4e3a\uff08CH 3 \uff09 3 CCH 2 CH 3 \u7684\u70f7\u70c3\uff0c\u4e0e\u6c2f\u6c14\u53d1\u751f\u53d6\u4ee3\u53cd\u5e94\u540e\uff0c\u751f\u6210\u7684\u4e8c\u6c2f\u4ee3\u4ea7\u7269\u6709\uff08\u3000\u3000\uff09\uff08\u4e0d\u8003\u8651

\uff08CH 3 \uff09 3 CCH 2 CH 3 \u4e2d\u67093\u79cd\u6c22\u539f\u5b50\uff0c\u6240\u4ee5\u4e00\u6c2f\u4ee3\u7269\u67093\u79cd\uff1a\uff08CH 3 \uff09 2 CH 2 ClCCH 2 CH 3 \uff0c\uff08CH 3 \uff09 3 CCHClCH 3 \uff0c\uff08CH 3 \uff09 3 CCH 2 CH 2 Cl\uff1b\u82e5\u4e00\u6c2f\u4ee3\u7269\u4e3a\uff08CH 3 \uff09 2 CH 2 ClCCH 2 CH 3 \uff0c\u4e8c\u6c2f\u4ee3\u7269\u67094\u79cd\uff1a\uff08CH 3 \uff09 2 CHCl 2 CCH 2 CH 3 \uff0c\uff08CH 2 Cl\uff09 2 CH 3 CCH 2 CH 3 \uff0c\uff08CH 3 \uff09 2 CH 2 ClCCHClCH 3 \uff0c\uff08CH 3 \uff09 2 CH 2 ClCCH 2 CH 2 Cl\uff1b\u82e5\u4e00\u6c2f\u4ee3\u7269\u4e3a\uff08CH 3 \uff09 3 CCHClCH 3 \uff0c\u4e8c\u6c2f\u4ee3\u7269\u67093\u79cd\uff0c\u67091\u79cd\u4e0e\u4e0a\u8ff0\u91cd\u590d\uff0c\u6240\u4ee5\u67092\u79cd\uff1a\uff08CH 3 \uff09 3 CCCl 2 CH 3 \uff0c\uff08CH 3 \uff09 3 CCHClCH 2 Cl\uff0c\u82e5\u4e00\u6c2f\u4ee3\u7269\u4e3a\uff0c\uff08CH 3 \uff09 3 CCH 2 CH 2 Cl\uff0c\u4e8c\u6c2f\u4ee3\u7269\u67093\u79cd\uff0c\u67092\u79cd\u4e0e\u4e0a\u8ff0\u91cd\u590d\uff0c\u6240\u4ee5\u67091\u79cd\uff1a\uff08CH 3 \uff09 3 CCH 2 CHCl 2 \uff0c\u6240\u4ee5\u751f\u6210\u7684\u4e8c\u6c2f\u4ee3\u4ea7\u7269\u67097\u79cd\uff0c\u6545\u9009\uff1aB\uff0e

3\u79cd\u4e00\u6c2f\u4ee3\u7269\uff0c\u56e0\u4e3a\u6b64\u6709\u673a\u7269\u4e2d\u67093\u79cdH\u539f\u5b50\u3002
\u540c\u5206\u5f02\u6784\u4f53\u9700\u8981\u81ea\u5df1\u753b\u51fa\uff1a
1\uff1a\u5206\u5b50\u4e2d\u67096\u4e2a\u78b3\u539f\u5b50\uff0c\u62ff\u51fa1\u4e2aC\uff08\u7532\u57fa\uff09\u5728\u4e00\u67615\u4e2aC\u7684\u94fe\u4e0a\u63d2\u5165\uff0c\u5f97\u52302\u79cd\u7269\u8d28
2\uff1a\u6309\u7167\u4e0a\u4e00\u6b65\u62ff\u51fa2\u4e2aC\uff082\u4e2a\u7532\u57fa\uff09\u5728\u4e00\u67614\u4e2aC\u7684\u94fe\u4e0a\u4e0d\u540c\u4f4d\u7f6e\u63d2\u5165\uff0c\u5f97\u52302\u79cd\u7269\u8d28\uff08\u542b\u6b64\u6709\u673a\u7269\u672c\u8eab\uff09\uff08\u56e0\u4e3a\u4e59\u57fa\u63d2\u5165\u4f1a\u548c\u524d\u9762\u91cd\u590d\uff0c\u6240\u4ee5\u6ca1\u6709\u4e59\u57fa\uff09
\u4e00\u5171\u67094\u79cd
\u8fc7\u7a0b\u4e2d\u9700\u8981\u8003\u8651\u5bf9\u79f0

(CH33CCH2CH3中有3种氢原子,所以一氯代物有3种:(CH32CH2ClCCH2CH3,(CH33CCHClCH3,(CH33CCH2CH2Cl;
若一氯代物为(CH32CH2ClCCH2CH3,二氯代物有4种:(CH32CHCl2CCH2CH3,(CH2Cl)2CH3CCH2CH3,(CH32CH2ClCCHClCH3,(CH32CH2ClCCH2CH2Cl;
若一氯代物为(CH33CCHClCH3,二氯代物有3种,有1种与上述重复,所以有2种:(CH33CCCl2CH3,(CH33CCHClCH2Cl,
若一氯代物为,(CH33CCH2CH2Cl,二氯代物有3种,有2种与上述重复,所以有1种:(CH33CCH2CHCl2
所以生成的二氯代产物有7种,
故选:B.

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