The periodic table is based on an element's A. molecular mass. B. atomic mass. C. molecular size. D. atomic number.

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Nicoara Talpes · Answer 1 · 2017-07-05T22:02:53+0000

Answer:

Atomic number

Step-by-step explanation:

The periodic table is a tabular array of the chemical elements organized by atomic number, from the element with the lowest atomic number, hydrogen, to the element with the highest atomic number, oganesson. The atomic number of an element is the number of protons in the nucleus of an atom of that element.

The periodic table is based on an element's A. molecular mass. B. atomic mass. C. molecular size. D. atomic number.

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