3. 下列化合物中,何者具有最高的莫耳燃燒熱(molar heat of combustion)?
(A) trans-1,2-dimethylcyclopentane
(B) cis-1,2-dimethylcyclopentane
(C) trans-1,3-dimethylcyclopentane
(D) methylcyclohexane
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統計: A(12), B(274), C(13), D(40), E(0) #908138
統計: A(12), B(274), C(13), D(40), E(0) #908138
詳解 (共 3 筆)
#1347660
1.相同碳數,環越小,位能越高
2.順式比反式立體障礙大,位能較高
20
0
#5541377
12
0