1.Many periodic tables include the atomic number (number of protons) and atomic weight (which depends on protons and neutrons). ... They list the elements in order of atomic number before cutting off and continuing again in a new row, repeating established patterns of chemical properties.
Answers & Comments
Answer:
1.Many periodic tables include the atomic number (number of protons) and atomic weight (which depends on protons and neutrons). ... They list the elements in order of atomic number before cutting off and continuing again in a new row, repeating established patterns of chemical properties.