This is a chemical element. You can find the how many electron in a single atom by using a Periodic Table.
Uranium is a non metal element. There are 92 electrons in a single atom.
A Krypton atom has 36 protons and 36 electrons each.
Lead is a metal element. There are 82 electrons in a single atom.
A fluorine atom has 9 electrons and it has the only isotope, fluorine-19.
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A nitrogen atom has seven electrons.
Helium atom has 2 electrons.
A Mercury atom has 80 electrons.
A germanium atom has 32 electrons.
The number of electrons depends on what type of atom it is.
An atom of selenium has 34 electrons.
A copper atom has 29 electrons.
The neutral atom of potassium has 19 electrons.
There are 17 electrons i a neutral atom of chlorine.
The neutral atom of phosphorus has 15 electrons in the atom.
6 electrons and 16 protons.
Sodium has 11 electrons.