Atom structure

What is an atom?

An atom is the smallest unit of matter that retains the properties of an element.

What are the main parts of an atom?

The main parts of an atom are protons, neutrons, and electrons.

What charge do protons have?

Protons have a positive charge.

What charge do electrons have?

Electrons have a negative charge.

Where are neutrons located in an atom?

Neutrons are located in the nucleus of an atom.

What is the nucleus of an atom?

The nucleus is the central part of an atom, consisting of protons and neutrons.

What determines the atomic number of an element?

The atomic number of an element is determined by the number of protons in the nucleus.

What are electrons arranged in?

Electrons are arranged in energy levels or shells around the nucleus.

What is the mass of a proton compared to an electron?

A proton has a mass approximately 1,836 times greater than that of an electron.

What role do neutrons play in an atom?

Neutrons contribute to the mass of the atom and help stabilize the nucleus.