gatorgirl10152 gatorgirl10152

10-09-2018
Physics

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The element boron (B, atomic number 5 and atomic mass 11) is right above aluminum (Al, atomic number 13 and atomic mass 27) in the periodic table. How many more electrons does aluminum have than boron? Why?

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nihilististrash nihilististrash

10-09-2018

B, atomic number 5, and atomic mass 11.

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Nitro13 Nitro13

17-11-2018

The correct answer is D. There are 8 more electrons in aluminum because you subtract the atomic number of boron from aluminum. 13-5=8

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