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    Apr 22, 2016, 02:27 AM
    Ration of phosphorous with oxygen
    I need help to understand the reacitvity of a certain element. I understand that phosphorus has a higher first ionisation enegy than silicon in period 3. However phosphorous reacts with oxygen gas vigorously, while silicon reacts slowly with oxygen. Why is that?

    *reaction of phosphorous (title)

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