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Elements and Compounds
Atoms and Atomic Structure
Gold and Precious Metals

How many protons and neutrons and electrons does the element iodine have?


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January 03, 2013 11:22PM

The stable isotope of Iodine is 127 atomic weight and atomic number 53. So it has 53 protons and thus also 53 electrons (to balance the positive charge of the protons) . It has 127-53 = 74 neutrons.