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Topic: bond angle~~  (Read 4019 times)

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amydancery

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bond angle~~
« on: February 14, 2005, 10:09:56 PM »
Can anyone tell me why in phosphine, PH3, the bond angle (H-P-H) is about 90-degree, whereas in annmonia, NH3, the bond angle is 107 degree??

PLEASE! IT'S URGENT!!
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Re:bond angle~~
« Reply #1 on: February 15, 2005, 01:54:02 PM »
Think about the atomic orbitals involved in the two molecules.  What is different?
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