The Nucleus
The "dense" central portion of an atom is called the nucleus. The nucleus of an atom contains neutrons and protons.
It contains the nucleons (protons and neutrons)
Yes, the nucleus of an atom contains protons and neutrons.
The nucleus of an atom contains neutrons and protons and protons, in turn, contain quarks.
nucleus
an atom contains protons and neutrons in the nucleus, and electrons that whizz around outside.
Protons and neutrons what is the answer.
The nucleus
the nucleus
It is the nucleus. It is the middle of the atom
The approximate mass of an atom that contains 10 protons and 11 neutrons is 21.
The nucleus of an atom contains protons and neutrons. Different amount of neutrons- Isotopes. Different amount of protons- Different element.