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Atomic Structure
Atomic Stucture vocab
| Term | Definition |
|---|---|
| Atom | the smallest particle of an element; made of electrons , protons, and neutrons |
| Atomic Mass | the mass of an atom, approximately equal to the number of protons and neutrons in the atom |
| electrical charge | a property of matter determined by the number of positively chaged protons and negatively charged electrons in a material |
| electron | a negatively charged subatomic particle l located in the electron cloud; involved in the formation of chemical bonds |
| electron cloud | the area surrounding the nucleus of an atom where the electrons are found |
| neutron | a neutrally charged subatomic particle located in the nucleus of an atom; contributes to the mass of the atom |
| nucleus | the tiny, very dense, positively charged region in the center of an atom that is made up of protons and neutrons |
| proton | a positively charged subatomic particle located in the nucleus of an atom; contributes to the mass of the atom |
| subatomic | particles that are smaller than the atom |