Question

The atomic number of sulfur is 16. we can say with certainty that

Answer 1

If an atom of sulfur has 16 protons and the atomic number indicates the number of protons in the nucleus of an atom, then the atomic number of sulfur must be 16. This means that all atoms, ions, and isotopes of sulfur must contain 16 protons. In conclusion, we have determined that the atomic number of sulfur is 16.