极性键形成的非极性分子是
A: [img=25x22]18034252aa32b38.png[/img]
B: [img=36x22]18034252b2ecde4.png[/img]
C: [img=33x22]18034252ba59e76.png[/img]
D: [img=33x22]18034252c218563.png[/img]
A: [img=25x22]18034252aa32b38.png[/img]
B: [img=36x22]18034252b2ecde4.png[/img]
C: [img=33x22]18034252ba59e76.png[/img]
D: [img=33x22]18034252c218563.png[/img]
举一反三
- 极性键形成的非极性分子是 A: [img=25x22]1803425f2c7c529.png[/img] B: [img=36x22]1803425f355b75d.png[/img] C: [img=33x22]1803425f3d9e06d.png[/img] D: [img=33x22]1803425f46eaeff.png[/img]
- 极性键形成的非极性分子是 A: [img=25x22]1803424dd5fab0b.png[/img] B: [img=36x22]1803424dddb70f5.png[/img] C: [img=33x22]1803424de5d7d24.png[/img] D: [img=33x22]1803424dee00d3e.png[/img]
- Which of the following propositions is false,set A = {x,x is an integer and[img=60x23]1803a1c6eebb7a3.png[/img]} ? ( ) A: [img=113x25]1803a1c6f77ce06.png[/img] B: [img=139x25]1803a1c7001fe79.png[/img] C: [img=51x22]1803a1c70863f61.png[/img] D: {x|x is an integer and |x| 4}[img=33x22]1803a1c711a7c63.png[/img]
- Which of the following propositions is false,set A = {x,x is an integer and [img=60x23]1803a1c503ffa04.png[/img]} ? ( ) A: [img=113x25]1803a1c50cc3162.png[/img] B: [img=139x25]1803a1c514e60ea.png[/img] C: [img=51x22]1803a1c51dd52ef.png[/img] D: {x|x is an integer and |x| <4} [img=33x22]1803a1c525cf1bd.png[/img]
- 设[img=162x19]17e0ab913cc7ca8.jpg[/img]且X，Y相互独立，则[img=84x19]17e0ab9147a14b0.jpg[/img]. A: 14 B: 22 C: 32 D: 40