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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 |
| Conductvtivity | 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 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 |