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Java Games: Flashcards, matching, concentration, and word search. |
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vocabulary Periodic table
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| Ion an atom or molecule which has gained or lost one or more of its valence electrons | giving it a net positive or negative electrical charge. |
| Alkaline Earth Metals Any of the six chemical elements in the second leftmost group of the periodic table. Their name harks back to medieval alchemy. Their atoms have two electrons in the outermost shell | so they react readily |
| Reactivity The relative capacity of an atom | molecule |
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New Milford High School |
| New Milford, CT |
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