How many neutrons does #Fe# have?

1 Answer
May 29, 2016

Answer:

The most common isotope of iron is #""^56Fe#. There are 30 neutrons in this isotope.

Explanation:

Given that the nucleus contains #26# protons, i.e. 26 massive, positively charged nuclear particles, this demands that there are 30 neutrons in this isotope.