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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. |