Has 18 protons and 22 neutrons?
Score: 4.6/5 (7 votes) Argon has 18 protons and 22 neutrons in its nucleus giving it an Atomic Number of 18 and an atomic mass of 40. Argon is a Noble Gas.What element has 18 protons and 22 neutrons?Given the number of protons is \[18\]. So, the atomic number is also \[18\], and the element with ato...