A具有多种同分异构体,请写出其所有同 (1)分子式为C 3 H 6 O 3 的物质有多种同分异构体...

\u67d0\u70f7\u70c3A\u5728\u540c\u6e29\u4e0b\u84b8\u6c14\u7684\u5bc6\u5ea6\u662fH2\u768436\u500d\uff0c\u5219\uff1aA\u7684\u5206\u5b50\u5f0f\u4e3a______\uff0cA\u5177\u6709\u591a\u79cd\u540c\u5206\u5f02\u6784\u4f53\uff0c\u8bf7\u5199\u51fa\u5176\u6240\u6709\u540c\u5206

\u70f7\u70c3\u7684\u901a\u5f0f\u4e3a\uff1aCnH\uff082n+2\uff09\uff0c\u70f7\u70c3\u7684\u76f8\u5bf9\u5206\u5b50\u91cf\u4e3a\uff1a14n+2\uff0c\u5bc6\u5ea6\u4e4b\u6bd4\u7b49\u4e8e\u6469\u5c14\u8d28\u91cf\u4e4b\u6bd4\uff0c\u5c31\u7b49\u4e8e\u76f8\u7b49\u5206\u5b50\u91cf\u4e4b\u6bd4\uff0cA\u7684\u76f8\u5bf9\u5206\u5b50\u8d28\u91cf\u4e3a\uff1a36\u00d72=72=14n+2\uff0c\u89e3\u5f97n=5\uff0c\u6240\u4ee5A\u7684\u5206\u5b50\u5f0f\u4e3aC5H12\uff0c\u4e3b\u94fe\u4e3a5\u4e2a\u78b3\u539f\u5b50\u7684\u620a\u70f7\u7ed3\u6784\u7b80\u5f0f\u4e3a\uff1aCH3CH2CH2CH2CH3\uff0c\u4e3b\u94fe\u4e3a4\u4e2a\u78b3\u539f\u5b50\u7684\u620a\u70f7\u7ed3\u6784\u7b80\u5f0f\u4e3a\uff1aCH3CH\uff08CH3\uff09CH2CH2CH3\uff0c\u4e3b\u94fe\u4e3a3\u4e2a\u78b3\u539f\u5b50\u7684\u620a\u70f7\u7ed3\u6784\u7b80\u5f0f\u4e3a\uff1aC\uff08CH3\uff094\uff0c\u78b3\u539f\u5b50\u6570\u76f8\u540c\u7684\u70f7\u70c3\uff0c\u652f\u94fe\u8d8a\u591a\uff0c\u6cb8\u70b9\u8d8a\u4f4e\uff0c\u620a\u70f7\u4e2dC\uff08CH3\uff094\uff0c\u652f\u94fe\u6700\u591a\uff0c\u6cb8\u70b9\u6700\u4f4e\uff1bC\uff08CH3\uff094 4\u4e2a\u7532\u57fa\u8fde\u63a5\u5728\u540c\u4e00\u4e2a\u78b3\u539f\u5b50\u4e0a\uff0c12\u4e2a\u6c22\u539f\u5b50\u76f8\u540c\uff0c\u6240\u4ee5\u4e00\u6c2f\u4ee3\u7269\u53ea\u67091\u79cd\uff0c\u6545\u7b54\u6848\u4e3a\uff1aC5H12\uff1bCH3CH2CH2CH2CH3\u3001CH3CH\uff08CH3\uff09CH2CH2CH3\u3001C\uff08CH3\uff094\uff1b1\uff0e

\u8bd5\u9898\u5206\u6790\uff1a\u80fd\u4e0e\u78b3\u9178\u94a0\u53cd\u5e94\u7684\uff0c\u9996\u5148\u5e94\u60f3\u5230\u8be5\u6709\u673a\u7269\u5e94\u542b\u6709\u7fa7\u57fa\u3002\u800c\u4e24\u6469\u5c14\u7684\u7fa7\u57fa\u624d\u53ef\u4ee5\u751f\u4ea7\u4e00\u6469\u5c14\u7684\u6c22\u6c14\uff0c\u56e0\u6b64\uff0c\u8be5\u6709\u673a\u7269\u8d28\u9664\u4e86\u6709\u7fa7\u57fa\u80fd\u4e0e\u94a0\u53cd\u5e94\u751f\u6210\u6c22\u6c14\u5916\uff0c\u5e94\u542b\u6709\u53e6\u5916\u7684\u4e00\u4e2a\u5b98\u80fd\u56e2\u4e5f\u53ef\u4ee5\u4e0e\u94a0\u53cd\u5e94\u751f\u6210\u6c22\u6c14\uff0c\u56e0\u6b64\u5e94\u8054\u60f3\u5230\u8be5\u6709\u673a\u7269\u5e94\u542b\u6709\u53e6\u4e00\u4e2a\u5b98\u80fd\u56e2\u7f9f\u57fa\u3002\u6240\u4ee5A\u7684\u7ed3\u6784\u5c31\u4e3a \uff082\uff09\u8bbe\u70c3\u4e3aCxHy\u636e\u76f8\u5bf9\u5206\u5b50\u8d28\u91cf\u8ba1\u7b97\u51fa\u542b\u78b3\u6570\u53ea\u80fd\u4e3a5\uff0c\u56e0\u6b64\u5b83\u7684\u5206\u5b50\u5f0f\u5c31\u4e3aC 5 H 12 \u540c\u5206\u5f02\u6784\u4f53\u7684\u7279\u70b9\u662f\u5206\u5b50\u5f0f\u76f8\u540c\u7ed3\u6784\u4e0d\u540c\uff0c\u6545\u620a\u70f7\u5e94\u67093\u79cd\u540c\u5206\u5f02\u6784\u4f53\u3002\u80fd\u53d1\u751f\u94f6\u955c\u53cd\u5e94\u8bf4\u660e\u542b\u6709\u919b\u57fa\uff0c\u56e0\u6b64\u8be5\u6709\u673a\u7269\u53ef\u80fd\u4e3a \u80fd\u4e0e\u9187\u53d1\u751f\u916f\u5316\u53cd\u5e94\u8bf4\u660e\u8be5\u6709\u673a\u7269\u542b\u6709\u7fa7\u57fa\u3002

烷烃的通式为:CnH(2n+2),烷烃的相对分子量为:14n+2,密度之比等于摩尔质量之比,就等于相等分子量之比,A的相对分子质量为:36×2=72=14n+2,解得n=5,所以A的分子式为C5H12,
主链为5个碳原子的戊烷结构简式为:CH3CH2CH2CH2CH3,
主链为4个碳原子的戊烷结构简式为:CH3CH(CH3)CH2CH2CH3,
主链为3个碳原子的戊烷结构简式为:C(CH3)4,
碳原子数相同的烷烃,支链越多,沸点越低,戊烷中C(CH3)4,支链最多,沸点最低;
C(CH3)4 4个甲基连接在同一个碳原子上,12个氢原子相同,所以一氯代物只有1种,
故答案为:C5H12;CH3CH2CH2CH2CH3、CH3CH(CH3)CH2CH2CH3、C(CH3)4;1.

A是啥化学式呢?

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