25.下列五种烷烃:(1)2-甲基丁烷(2)2,2-二基丙烷(3)戊烷(4)丙烷(5)丁烷按它们的沸点由高到低的顺序排列正确的是( )
A.(1)(2)(3)(4)(5)
B.(3)(2)(4)(5)(1)
C.(4)(5)(2)(1)(3)
D.(3)(1)(2)(5)(4)
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
|
|
|
|
|
|
|
|
|
|
|
|
|