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Recognize that there are More than 100 Elements and some have Similarities

TermDefinition
Periodic Table a chart that organizes information about all of the known elements according to their properties
Period in chemistry, a horizontal row of elements in the periodic table; elements in a group are similar
Group vertical columns of elements in the periodic table; elements in a group share chemical reactions.
Valence Electrons An electron that is found in the outermost shell of an atom and that determines the atom's chemical properties
Reactivity describes how likely an element is to form bonds with other elements
Metalloid elements that have properties of both metal and non-metals
Inert unable to react chemically under normal circumstances
Created by: 00ranafa
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