What is the name and correct number of protons, neutrons, and electrons of the following isotope that is essential in our diet? atomic number 26 , mass number 68 , charge of 2+ Mo protons 26, neutrons 42 , and electrons 28 Fe protons 26 , neutrons 42 , and electrons 24 Fe protons 26, heutrons 36 , and electrons 28 Fe protons 26, neutrons 42 , and electrons 26