下列电子构型中属于基态原子的是
A: [img=100x26]1803588b90509ea.png[/img]
B: [img=50x26]1803588b9944bdc.png[/img]
C: [img=74x26]1803588ba2676da.png[/img]
D: [img=74x26]1803588bac10127.png[/img]
A: [img=100x26]1803588b90509ea.png[/img]
B: [img=50x26]1803588b9944bdc.png[/img]
C: [img=74x26]1803588ba2676da.png[/img]
D: [img=74x26]1803588bac10127.png[/img]
举一反三
- 碳原子的价电子构型为: A: [img=25x22]1803435e4bc376b.png[/img] B: [img=74x26]1803435e53e13e2.png[/img] C: [img=74x26]1803435e5ce6b0c.png[/img] D: [img=74x26]1803435e6527181.png[/img]
- 下列基态原子电子排布式中不正确的是 A: [img=25x22]180342603d60a06.png[/img] B: [img=74x26]18034260462a4d9.png[/img] C: [img=172x26]18034260539ed05.png[/img] D: [img=172x26]1803426061bbd54.png[/img]
- 设随机变量X、Y相互独立,且[img=265x35]1786a06017102c9.png[/img]则[img=170x38]1786a060264e037.png[/img]( )。 A: 2 B: 10 C: 26 D: 4
- 求定积分[img=156x50]17da65384401ee1.png[/img]; ( ) A: -8191/26 B: 8191/26 C: -26/8191 D: 26/8191
- 设f(x)在[img=17x17]1803a4b45eeb241.png[/img]处可导,则[img=209x48]1803a4b46aa51c4.png[/img]( ) A: [img=51x26]1803a4b473a847c.png[/img] B: [img=60x26]1803a4b47c6b254.png[/img] C: [img=62x43]1803a4b484a2838.png[/img] D: [img=74x26]1803a4b48d7dd8e.png[/img]