Without any ionization, the element (Cn) would have 112 electrons because the atomic number of an element is the number of protons the element has and a neutral element has the same number of electrons as it does protons.
"18) the element with the most stable nucleus and smallest mass per particle is:A) uranium.B)argon C) helium."
The correct answer is that last one
Uranium is a fissionable material to which if you split it, it makes a lot of heat which is used in reactors for massive energy production.
