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the 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 | 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 |
| groups | columns going up and down (remember the word up is in groups) show the number of valence electrons, 18 total |
| families | another name for groups |
| periods | go side to side, show the number of electron shells (energy levels) 7 total |
| elements that are most similar are in the same _______. | group |
| anything on the periodic table is _________. | an element |
| compound | combination of two or more elements that are chemically combined |
| mixture | physically combined, can be seperated |
Created by:
mal14
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