Question

what is the atomic number of argon

Answer 1

Hi. Atomic number can be defined as the number of protons present in an atom or ion. It is represented by 'Z'. The number of protons present in Argon is 18, so, its atomic number is '18'. Hope it helps.

Answer 2

argon's atomic number is 18. it is in the 18th place in the periodic table.

hope it helps