The nucleus.
Nucleus.
The central core of an atom is called the nucleus, not the shell.
yes it is called the nucleus
The nucleus is the answer.
nucleus
The center of an atom is called the nucleus.
the nucleus
the atom as a tiny, dense, positively charged core called a nucleus
nucleus
You call it the nucleus
The core of an atom, the nucleus, contains protons and neutrons. Protons have a positive charge, while neutrons have no charge. The nucleus is surrounded by electrons that orbit around it.