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04-02-2015
Biology

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How many outer electrons does phosphorus have

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centedlove centedlove

04-02-2015

So... for the element of PHOSPHORUS, you already know that the atomic number tells you the number of electrons. That means there are 15 electrons in a Phosphorus atom. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and five in shell three.

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