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CBB 3.2
Chemical Building Blocks- Ch.3 Sec. 2
Question | Answer |
---|---|
atomic mass | the average mass of all the isotopes of an element |
chemical symbol | a one- or two- letter representation of an element |
period | horizontal row of elements in the periodic table |
group | Elements in the same vertical column of the periodic table |
periodic table | a chart of the elements showing the repeating pattern of their properties |