Sodium has 12 neutrons. Chloride ion has 18 neutrons. In a formula unit, NaCl has 30 neutrons.
12 neutrons are in the element sodium.
12 neutrons are in sodium (Na).
Sodium has 11 protons, 11 electrons and 12 neutrons.
there are 11.99 neutrons in an atom of sodium
Seaborgium-263 has 157 neutrons.
there are 11 neutrons.
12
12
12 Neutrons
Iron has 26 electrons; the number of neutrons is different for each isotope (number of neutrons = mass number - 26).
elecrons - 11 neutrons - 12 protons - 11