• 2022-06-29
    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]