Perodic table 1

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Slide 2:

Group Period Element PERIODIC TABLE

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The vertical columns on the periodic table are called_______. A) Elements B) Groups C) Periods

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Element O 15.999 Oxygen 8 Name of Element Chemical Symbol Atomic Number Atomic Mass

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The atomic number of an element refers to the number of ____ and _____. A) Neutrons and Protons B) Neutrons and Electrons C) Protons and Electrons D) Protons and Groups

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Meet the Elements

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