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vocab
| Term | Definition |
|---|---|
| Atom | the basic unit of a chemical |
| Element | A substance that cannot be broken down into simpler substances by chemical means and is composed of atoms with the same atomic number |
| Proton | Aa subatomic particle with a positive electric charge, found in the nucleus of an atom |
| Neutron | A subatomic particle with no electric charge |
| Electron | A subatomic particle with a negative electric charge |
| Isotope | Atoms of the same element that have the same number of protons but different numbers of neutrons |
| ion | An atom with a net electric charge due to the loss or gain of electrons |
| compound | A substance formed when two or more chemical elements are chemically bonded together |
| Molecule | A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part |
| Ionic bond | A type of chemical bond formed through the electrostatic attraction between oppositely charged ions |
| Covalent bond | A chemical bond that involves the sharing of electrons pairs between atoms. |