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Periodic Table
| Question | Answer |
|---|---|
| Valence Shell | Outermost shell of an atom |
| Atomic Mass | Number of protons plus the number of neutrons |
| Conductivity | Ability for heat or electricity to flow through it |
| Neutron | Part of an atom with a neutral charge |
| Electron | Part of an atom with a negative charge |
| Malleable | Able to be flattened out |
| Ductile | Able to be stretched without breaking; not brittle |
| Proton | Part of an atom with a positive charge |
| Luster | Ability to reflect light |
| Reactive | Causes a chemical reaction and releases energy |
| Family/Group | Also called group; columns on the periodic table (go up and down); Elements in a group have the same number of electrons in the outer level |
| Period | Rows on the periodic table (side to side); Each row represents the number of energy levels |