KanKan21

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14th Oct 2021

14th Oct 2021

beryllium 6 neutrons 4 protons and 4 electrons.

beryllium atom proton electron neutron kankan

Comments

-_0 14th Oct 2021

*most natural beryllium
IvyX 14th Oct 2021

good save but natural beryllium only has 5 neutrons, not 6