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Periodic Table
Vocabulary
Term | Definition |
---|---|
Period | A row of elements in the periodic table |
Family | A column of elements in the periodic table; arranged by similar properties |
Periodic Table | An arrangement of elements by increasing atomic number |
Metals | elements that are often shiny and conduct heat and electricity |
Non-Metals | elements that are poor conductors of heat and electricity |
Metalloids | elements that have a mix of metal and non-metal characteristics; good semi-conductors |
Noble Gases | elements in family 8A that do not combine with other elements under ordinary conditions |
Symbol | one or two letters that represent the name of an element |
Valence Electrons | electrons in the outer shell; 8 or less |