A,B,C的结构简式是怎么判断出来的? 有A、B、C三种烃,它们的结构简式如图所示: A的名称是_...

A\uff0cB\uff0cC\u7684\u7ed3\u6784\u7b80\u5f0f\u662f\u600e\u4e48\u5224\u65ad\u51fa\u6765\u7684\uff1f\u78b3\u94fe\u9aa8\u67b6\u4e0a\u7684\u6c22\u539f\u5b50\u4e2a\u6570\u53ca\u5206\u5e03\u600e\u4e48\u5224\u65ad\uff1f\u6709\u89c4\u5f8b\u5417\uff1f\u8fd9\u4e9b\u90fd\u4e0d\u61c2\u8036

1\u3001\u5148\u7531\u76f8\u5bf9\u5206\u5b50\u8d28\u91cf156\u63a8\u6d4b\u5316\u5b66\u5f0f\uff0c\u53ef\u80fd\u6709\u4e24\u79cd\uff1aC11H24\u6216C12H12\uff08C\u518d\u5c11\uff0cH\u4f1a\u8d85\u8fc7\u6700\u5927\u503c2n+2\uff1bC\u518d\u591a\uff0cH\u5c06\u4e3a0\u6216\u8d1f\u6570\uff0c\u56e0\u6b64\u53ea\u6709\u8fd9\u4e24\u79cd\u53ef\u80fd\uff09\u3002
2\u3001\u7531\u4e8e\u4e0d\u80fd\u4e0e\u6eb4\u53d1\u751f\u52a0\u6210\u53cd\u5e94\uff0c\u8981\u4e48\u9971\u548c\uff0c\u8981\u4e48\u4e3a\u82ef\u73af\u6216\u73af\u70f7\u70c3\u7684\u4e0d\u9971\u548c\u70c3\u3002\u4e0d\u9971\u548c\u70c3C12H12\u8981\u60f3\u4e0d\u53d1\u751f\u52a0\u6210\u53cd\u5e94\uff0c\u9700\u8981\u201c7\u4e2a\u73af\u201d\uff08\u5c1114\u4e2aH\uff0c\u591a\u4e00\u4e2a\u73af\u5c112\u4e2aH\uff09\u6216\u201c1\u4e2a\u82ef\u73af\u52a03\u4e2a\u73af\u201d\uff08\u5c1114\u4e2aH\uff0c\u591a\u4e00\u4e2a\u82ef\u73af\u5c118\u4e2aH\uff0c\u591a\u4e00\u4e2a\u73af\u5c112\u4e2aH\uff09\uff0c\u663e\u7136\uff0c\u4e2d\u5b66\u5316\u5b66\u4e0d\u4f1a\u641e\u8fd9\u4e48\u590d\u6742\u7684\u73af\u72b6\u70c3\u3002\u800cC11H24\u5c5e\u4e8e\u70f7\u70c3\uff0c\u81ea\u7136\u7684\u7b26\u5408\u4e0d\u53d1\u751f\u52a0\u6210\u53cd\u5e94\u7684\u8981\u6c42\uff0c\u57fa\u672c\u53ef\u4ee5\u786e\u5b9a\u5206\u5b50\u5f0f\u4e3aC11H24\u3002
3\u3001\u4e00\u4e2aBr\u53d6\u4ee3\u4e00\u4e2aH\uff0c\u76f8\u5bf9\u5206\u5b50\u8d28\u91cf\u589e\u52a0\uff0880-1\uff09=79\uff0c\u56e0\u6b64235\u7684\u4ea7\u7269\u4e3a\u4e00\u6eb4\u4ee3\u7269\uff0c314\u7684\u4ea7\u7269\u4e3a\u4e8c\u6eb4\u4ee3\u7269\u3002\u56e0\u4e3a\u9898\u76ee\u4ea4\u4ee3\u4e00\u6eb4\u4ee3\u7269\u53ea\u67092\u79cd\uff0c\u56e0\u6b64\u4f5c\u4e3a\u4e00\u4e2a\u62e5\u670911\u4e2aC\u7684\u70f7\u70c3\uff0c\u5fc5\u987b\u62e5\u6709\u9ad8\u5ea6\u5bf9\u79f0\u6027\uff0c\u624d\u80fd\u7b26\u5408\u8981\u6c42\u3002\u663e\u7136\uff0c\u53d4\u4e01\u57fa\u662f\u4e0d\u4e8c\u9009\u62e9\uff0c\u5269\u4e0b\u76843\u4e2aC\u4e00\u4e2a\u4f5c\u4e3a\u4e2d\u5fc3C\uff0c\u53e6\u5916\u4e24\u4e2a\u4f5c\u4e3a\u7532\u57fa\uff0c\u52a0\u4e0a2\u4e2a\u53d4\u4e01\u57fa\uff0c\u5373\u4e3a\u6240\u6c42\u3002
4\u3001\u660e\u786e\u4e86A\u7684\u7ed3\u6784\uff0cB\u7684\u7ed3\u6784\u76f8\u4fe1\u4e0d\u7528\u518d\u591a\u8bf4\u4e86\u3002

\u70ef\u70c3A\u4e2d\uff0c\u4e3b\u94fe\u4e3a\u4e01\u70ef\uff0c\u7f16\u53f7\u4ece\u5de6\u8fb9\u5f00\u59cb\uff0c\u57282\u53f7C\u67091\u4e2a\u7532\u57fa\uff0c\u53cc\u952e\u57281\u53f7C\uff0cA\u7684\u547d\u540d\u4e3a2-\u7532\u57fa-1-\u4e01\u70ef\uff1b\u70ef\u70c3B\u4e3b\u94fe\u4e3a\u4e01\u70ef\uff0c\u7f16\u53f7\u4ece\u5de6\u8fb9\u5f00\u59cb\uff0c\u57282\u53f7C\u67091\u4e2a\u7532\u57fa\uff0c\u78b3\u78b3\u53cc\u952e\u57282\u53f7C\uff0c\u547d\u540d\u4e3a\uff1a2-\u7532\u57fa-2-\u4e01\u70ef\uff1bC\u4e3b\u94fe\u4e3a\u4e01\u70ef\uff0c\u7f16\u53f7\u4ece\u53f3\u8fb9\u5f00\u59cb\uff0c\u57283\u53f7C\u4e0a\u67091\u4e2a\u7532\u57fa\uff0c\u78b3\u78b3\u53cc\u952e\u57281\u53f7C\uff0cC\u7684\u547d\u540d\u4e3a\uff1a3-\u7532\u57fa-1-\u4e01\u70ef\uff1bA\u4e0eB\u78b3\u78b3\u53cc\u952e\u4f4d\u7f6e\u5f02\u6784\uff0cA\u4e0eC\u7532\u57fa\u4f4d\u7f6e\u5f02\u6784\uff0cB\u4e0eC\u78b3\u78b3\u53cc\u952e\u4f4d\u7f6e\u5f02\u6784\uff0c\u6545\u7b54\u6848\u4e3a\uff1a2-\u7532\u57fa-1-\u4e01\u70ef\uff1b2-\u7532\u57fa-2-\u4e01\u70ef\uff1b3-\u7532\u57fa-1-\u4e01\u70ef\uff1b\u78b3\u78b3\u53cc\u952e\u4f4d\u7f6e\u5f02\u6784\uff1b\u7532\u57fa\u4f4d\u7f6e\u5f02\u6784\uff1b\u78b3\u78b3\u53cc\u952e\u4f4d\u7f6e\u5f02\u6784\uff0e

分子量156,四氯化碳溶液不加成,光照能取代

碳分子量12,氢1,所以156可以是C11H24或C12H12。

不能发生加成反应,所以不含不饱和键,只能是C11H24

取代反应一溴代物只有两种产物,二溴代物有多种产物,所以,只有两种环境的氢。

因此A一定是

C(CH3)3C(CH3)2C(CH3)3

分子量235的取代物(溴分子量80),也就是一溴代物,中间的碳因为有位阻,且只有2个碳,边上的有6个碳,所以,产物较多的肯定是边上的碳,少的是中间的碳。



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