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烯烃的同分异构现象

烯烃的同分异构现象. 孙默 丽泽中学 高二化学 2011.9.15. 1827 李比希 1828 维勒 1830 贝采里乌斯. 氰酸（ HNCO ） 雷酸（ HCNO ）. 同分异性→同分异构. a b. a a. ∕. ∕. ﹨. ﹨. C = C. C = C. ﹨. ﹨. ∕. ∕. b a. b b. 当每个双键碳两端所连接的基团是 a 、 b 时，请你写出用 a 、 b 表示的顺反异构：. 顺式 反式. 顺反异构的性质差异.

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烯烃的同分异构现象

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  1. 烯烃的同分异构现象 孙默 丽泽中学 高二化学 2011.9.15

  2. 1827李比希 1828维勒 1830贝采里乌斯 氰酸（HNCO） 雷酸（HCNO） 同分异性→同分异构

  3. a b a a ∕ ∕ ﹨ ﹨ C = C C = C ﹨ ﹨ ∕ ∕ b a b b 当每个双键碳两端所连接的基团是a、b时，请你写出用a、b表示的顺反异构： 顺式 反式

  4. 顺反异构的性质差异 顺巴豆酸味辛竦， 而反巴豆酸味甜； 顺丁烯二酸有毒， 而反丁烯二酸无毒；

  5. 橡胶 弹性好 弹性差

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