本课配套习题挑战模式1/5
苯分子(C6H6)为平面正六边形结构。则下列说法正确的是
A: 苯分子中的键角均为120° |
B: 苯分子中的碳碳键的键长均相等 |
C: 在苯分子中存在两种碳碳键,即C=C和C—C |
D: 邻二氯苯有两种 |
- 提示1:PHA+5pys6aKY6ICD5p+l6Iuv55qE57uT5p6E44CC6Iuv55qE5YWt5Liq56Kz56Kz6ZSu6YO955u45ZCM77yM5LuL5LqO5Y2V6ZSu5ZKM5Y+M6ZSu5LmL6Ze044CCPC9wPg==
- 答案:QSxC
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
本课配套习题挑战模式2/5
通常情况下,苯的化学性质比较稳定,这是因为
A: 苯不能使高锰酸钾酸性溶液褪色 |
B: 苯不与溴水发生加成反应 |
C: 苯的分子结构决定的 |
D: 苯是芳香烃 |
- 提示1:PHA+5oCn6LSo57G755qE5pys6LSo5rC46L+c5b2S57uT5LqO57uT5p6E44CCPC9wPg==
- 答案:Qw==
PHA+57uT5p6E5Yaz5a6a5oCn6LSo77yM5oCn6LSo5Y+N5pig57uT5p6E77yM6Iuv55qE5YyW5a2m5oCn6LSo5q+U6L6D56iz5a6a5piv55Sx6Iuv5YiG5a2Q55qE57uT5p6E5Yaz5a6a55qE77yM6YCJQ+OAgjwvcD4=
本课配套习题挑战模式3/5
关于苯的说法正确的是
A: 苯使溴水褪色是因为发生了取代反应 |
B: 苯中各原子均在同一平面 |
C: 苯中没有典型的碳碳双键,所以不能发生加成反应 |
D: 苯中的含碳量高,燃烧时产生大量的黑烟 |
- 提示1:PHA+5pys6aKY5Y+v5Lul5qC55o2u6Iuv55qE57uT5p6E6YCJ5Ye65q2j56Gu55qE562U5qGI44CCPC9wPg==
- 提示2:PHA+6L+Y5raJ5Y+K5LqG5YWz5LqO6Iuv55qE5YyW5a2m5oCn6LSo77yM6Iuv5bm25LiN6IO95rq05rC05Y+N5bqU77yM5Y+q6IO96JCD5Y+W44CCPC9wPg==
- 答案:Qg==
PHA+QeS4jeato+ehru+8jOiLr+S9v+a6tOawtOikquiJsu+8jOaYr+WboOS4uuWPkeeUn+S6huiQg+WPluOAgjxicj7oi6/mmK/lubPpnaLlnovnu5PmnoTvvIzmiYDmnInnmoTljp/lrZDlnYflnKjlkIzkuIDlubPpnaLkuIrvvIxC5q2j56Gu44CCPGJyPkPkuI3mraPnoa7vvIzomb3nhLboi6/kuK3msqHmnInnorPnorPlj4zplK7vvIzkvYboi6/og73lkozmsKLmsJTlj5HnlJ/liqDmiJDlj43lupTjgII8YnI+6Iuv54eD54On5pS+5Ye655qE5piv5bim5pyJ5rWT54Of55qE54Gr54Sw77yMROS4jeato+ehruOAgjxicj7miYDku6XmraPnoa7nmoTnrZTmoYjmmK9C44CCPC9wPg==
本课配套习题挑战模式4/5
1866年凯库勒提出了苯的单、双键交替的正六边形平面结构,解释了苯的部分性质,但还有一些问题尚未解决,它不能解释下列事实
A: 苯能发生取代反应 |
B: 能与H2发生加成反应 |
C: 溴苯没有同分异构体 |
D: 邻二溴苯只有一种 |
- 提示1:PHA+5q2k57G76aKY55uu5Lit77yM5Y+q6KaB5YGH6K6+6Iuv5piv5Y2V5Y+M6ZSu5Lqk5pu/55qE57uT5p6E77yM55yL5ZOq5LiA6aG55LiN56ym5ZCI5bCx5Y+v5Lul44CCPC9wPg==
- 答案:RA==
PHA+QeOAgei/meenjeeQhuiuuuiupOS4uuiLr+WIhuWtkOS4reWtmOWcqOWNlemUru+8jOWFt+acieeDt+eDg+eahOaAp+i0qO+8jOiDveino+mHiuiLr+eahOWPluS7o+WPjeW6lO+8mzxicj5C44CB5Zug5Li65piv5Y2V44CB5Y+M6ZSu5Lqk5pu/77yM5a2Y5Zyo5Y+M6ZSu77yM5Y+v5Lul5Yqg5oiQ77ybPGJyPkPjgIHmurTljp/lrZDov57lnKjpgqPkuIDkuKrnorPkuIrvvIzpg73kuIDmoLfvvJs8YnI+ROOAgeiLpeaYr+WNleOAgeWPjOmUruS6pOabv+eahOivne+8jOmCu+S6jOa6tOiLr+W6lOacieS6jOenje+8jOi/meS4queOsOixoeaXoOazleino+mHiuOAgjwvcD4=
本课配套习题挑战模式5/5
苯环结构中不存在C-C单键与C=C双键的交替结构,可以作为证据的是①苯不能使溴水褪色 ②苯不能使酸性高锰酸钾溶液褪色
③苯在一定条件下既能发生取代反应,又能发生加成反应
④经测定,邻二甲苯只有一种结构
⑤经测定,苯环上碳碳键的键长相等,都是1.40×10-10m
A: ①②④⑤ |
B: ①②③⑤ |
C: ①②③ |
D: ①② |
- 提示1:PHA+5q2k57G76aKY5L6d54S25piv5YGH6K6+6Iuv5Li65Y2V5Y+M6ZSu5Lqk5pu/55qE57uT5p6E77yM6YCJ5oup5LiN56ym5ZCI55qE6YCJ6aG544CCPC9wPg==
- 答案:QQ==
PHA+6Iuv546v57uT5p6E5Lit6Iul5a2Y5ZyoQy1D5Y2V6ZSu5LiOQz1D5Y+M6ZSu55qE5Lqk5pu/57uT5p6E77yM5YiZ6IO95L2/5rq05rC044CB6YW45oCn6auY6ZSw6YW46ZK+5rq25ray6KSq6Imy77yM6YK75LqM55Sy6Iuv5pyJMuenjee7k+aehO+8jOiLr+eOr+S4iueis+eis+mUrueahOmUrumVv+S4jeebuOetie+8jOaJgOS7peKRoOKRoeKRo+KRpOS6i+WunuivtOaYjuiLr+eOr+e7k+aehOS4reS4jeWtmOWcqEMtQ+WNlemUruS4jkM9Q+WPjOmUrueahOS6pOabv+e7k+aehO+8jOetlOahiOmAiUHjgII8L3A+