Atomic mass unit (amu): Periodic table of the elements: Lesson 10: The Atomic number: periodic table What information Group: does the periodic table reveal about the elements? Alkali metal: Halogen: Noble gas: Period: Main group elements: Lanthanides: Actinides: Metal: Nonmetal: Metalloid:
Atomic mass unit (amu): Periodic table of the elements: Lesson 10: The periodic table What information does the periodic table reveal about the elements? Atomic number: Group: Alkali metal: Halogen: Noble gas: Period: Main group elements: Lanthanides: Actinides: Metal: Nonmetal: Metalloid:
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