key term - Atomic Theory

Definition

Atomic theory is a scientific explanation that describes the structure and behavior of atoms. It states that atoms are composed of a central nucleus containing protons and neutrons, with electrons orbiting around it in specific energy levels.

Related terms

Atoms:

Atoms are the basic building blocks of matter. They are the smallest units of an element that still retain the chemical properties of that element.

Electron Configuration: Electron configuration refers to the arrangement or distribution pattern of electrons within an atom's electron energy levels.

Quantum Mechanics:

Quantum mechanics is a branch of physics that deals with phenomena at very small scales, such as atomic and subatomic systems.