14-09-2020
Chemistry

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What does the atomic number of an element refer to on the periodic table?

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MaggieTF MaggieTF

14-09-2020

The elements are listed in order of increasing the atomic number. Its the number that is the number of protons in the nucleus of an atom.

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jayhouse89 jayhouse89

14-09-2020

Answer:

the number of protons define the identity of an element

Explanation:

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