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The atomic number for lithium is 17.

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person with a blue glove holding up a pile of lithium
Retry Correct Incorrect According to the periodic table of elements, the atomic number of lithium is three. An atomic number is the number of protons in the nucleus of an atom. This determines the chemical properties of that element.
Martin Bernetti/Getty Images
Martin Bernetti/Getty Images

The atomic number for lithium is 17.

  • True
  • False
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