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31 What is the number of electrons in an Al3+ ion?(1) 10 (3) 3
(2) 13 (4) 16

Sagot :

lulu1991
The answer is (1) 10. The aluminum atom has 13 protons and 13 electrons. And Al3+ ion lost three electrons to get the stable state. So there is only 10 electrons in an Al3+ ion.
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