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12/3 - Notes: Part 2 - The Periodic Table

Last updated over 3 years ago
8 questions
1
The modern periodic table contains _______ different elements.
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The atomic number is the number of _______ in an atom of an element.
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The atomic mass is the number _______ in an atom of an element.
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What makes up an element’s identity is the unique numbers of _______ in its nucleus.