Electrons in an atom are found on different electron shells depending on how much energy they possess, and they determine how atoms will interact with each other. The outermost electron shell holds the valance electrons.
I'm pretty sure its D, Time of discovery of the body. Let me know (:
Answer:
Sodium has 1 valence electron and bismuth has 83 electrons (5 valence electrons)
Explanation:
Jeez this is middle school really. covalently bond
There should be 4.5 moles