摘要:12.X.Y两元素可形成XY3型共价化合物.则X.Y最外层的电子排布可能是 A.X:3s23p1 Y:3s23p5 B.X:2s22p3 Y:2s22p4 C.X:3s23p1 Y:2s22p5 D.X:2s22p3 Y:1s1
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X、Y两元素可形成XY3型共价化合物,则X、Y最外层的电子排布可能是
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A.X:3s23p1 Y:3s23p5
B.X:2s22p3 Y:2s22p4
C.X:3s23p1 Y:2s22p5
D.X:2s22p3 Y:1s1
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B.X:2s22p3 Y:2s22p4
C.X:3s23p1 Y:2s22p5
D.X:2s22p3 Y:1s1
X、Y两元素可形成XY3型共价化合物,则X、Y最外层的电子排布可能是
A.X:3s23p1 Y:3s23p5 B.X:2s22p3 Y:2s22p4
C.X:3s23p1 Y:2s22p5 D.X:2s22p3 Y:1s1
查看习题详情和答案>>|
X、Y两元素可形成XY3型共价化合物,则X、Y最外层的电子排布可能是 | |
A. |
X:3s23p1 Y:3s23p5 |
B. |
X:2s22p3 Y:2s22p4 |
C. |
X:3s23p1 Y:2s22p5 |
D. |
X:2s22p3 Y:1s1 |
|
X、Y两元素可形成XY3型共价化合物,则X、Y最外层的电子排布可能是 | |
A. |
X:3s23p1 Y:3s23p5 |
B. |
X:2s22p3 Y:2s22p4 |
C. |
X:3s23p1 Y:2s22p5 |
D. |
X:2s22p3 Y:1s1 |