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10SC Atomic Structur
Year 10 Science keywords for Atomic Structure and Me
| Term | Definition |
|---|---|
| Atom | A unit of matter. Consists of protons and neutrons and electrons. |
| Electron | The negatively charged portion of an atom. |
| Element | A substance made from a single type of atom. |
| Ionic Bond | The electrostatic bond between two ions formed through the transfer of one or more electrons. |
| Matter | Anything that has both mass and volume. |
| Molecule | The smallest unit of an element or compound. |
| Neutron | The neutrally charged portion of an atom. |
| Nucleus | The centre of an atom. Contains protons and neutrons. |
| Proton | The positively charged portion of an atom. |
| Ion | An atom in which the number of electrons is different from the number of protons |
| Ionic Charge | When an atom gains or looses electrons. |