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S8P1.f
Reconize that there are more than 100 elements and some have similar properties
Term | Definition |
---|---|
Periodic Table | A chart that orginizes information about all of the unkown elements axxording to their properties |
Period | In chemistry, a horizontal row of elements in the periodic table |
Group | A vertical column of elements in the peridoic table; elements in a group share chemical properties |
Valence electrons | An electron that is found in the outermost shell of an atom and that determines the atom's chemical properties |
Reactivity | Describe how likley an element is to form bonds with other elements |
Metalloid | Elements that have properties of both metals and nonmetals |
Inert | Unable to react chemically under normal circumstances |