Atoms and Period Table Quiz

Mendeleev arranged the elements. a. density b. melting point c. how they look (appearance) d. atomic mass. Which of the following is . NOT. found on the periodic table? a. the atomic number of each element b. the symbol of each element. c. the density of each element d. the atomic mass of each element. An atom of gold with 79 protons, 79 ... ................
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