Using the periodic table and your knowledge of atomic structure. would carbon-14 have more, less or the same number of neutrons as a typical carbon atom? how do you know? a) the same number of neutrons. all carbon atoms have atomic number 6. b) the periodic table cannot give you the information needed to answer this question. c) it has less neutrons. its mass number is smaller than the one on the periodic table. d) it has more neutrons. its mass number is larger than the atomic mass number for carbon.