For example, the element tin has a magic number of protons. Tin always has 50 protons, and its most common isotope has 70 neutrons. Isotopes are atoms of the same element that have a different ...

Super-heavy element. The more protons an atom has, the higher its number on the periodic table. And with 115 protons, this new element earns the moniker “super-heavy element.” ...

there are 6 protons in the nucleus of every carbon atom; no other element has atomic number 6; ... it will have 8 protons in the nucleus. An atom of oxygen is neutral and so will have 8 electrons.

However an element's mass number close mass number The total number of protons and neutrons found in the nucleus of an atom. can vary, which means that it can have different numbers of neutrons ...

Protons may have more "charm" than we thought, new research suggests. A proton is one of the subatomic particles that make up the nucleus of an atom. As small as protons are, ...