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2.1 Vocab
11 terms to study
| Question | Answer |
|---|---|
| Atom | the smallest component of an element having the chemical properties of the element |
| Element | one of a class of substances that cannot be separated into simpler substances by chemical means |
| Proton | a positively charged elementary particle |
| Neutron | an elementary particle having no charge |
| Electron | an elementary particle that is a fundamental constituent of matter, having a negative charge |
| Isotope | any of two or more forms of a chemical element |
| Ion | an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons |
| Compound | composed of two or more elements |
| Molecule | the smallest physical unit of an element or compound |
| Ionic Bond | the electrostatic bond between two ions formed through the transfer of one or more electrons. |
| Covalent Bond | the bond formed by the sharing of a pair of electrons by two atoms. |