题目内容
X、Y元素可形成X2Y3型化合物,则X、Y原子最外层的电子排布可能是( )
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试题答案
C
| A.X:3s23P1 Y:3s23P5 | B.X:2s22P4 Y:2s22P3 |
| C.X:3s23P1 Y:3s23P4 | D.X:3s2 Y:2s22P3 |
| A、X:3s23P1Y:3s23P5 | B、X:2s22P3Y:2s22P4 | C、X:3s23P1Y:3s23P4 | D、X:3s2Y:2s22P3 |
X、Y两元素可形成X2Y3型化合物,则X、Y原子最外层的电子排布可能是( )。
| A.X:3s23p1 Y:3s23p5 | B.X:3s2 Y:2s22p3 |
| C.X:3s23p1 Y:3s23p3 | D.X:2s22p3 Y:2s22p4 |