how much of an atom is empty space

Question: how much of an atom is empty space
- Keywords:
- Royal Society of Chemistry: Find out more about:
  
  atom
  
  empty
Asked by matty to Alex, Anaïs, Peter, Sarwat, Shreesha on 6 Mar 2015.
- Sarwat Iqbal answered on 6 Mar 2015:
  
  Very nearly all of it.
  I will need to get some mathematics in to show you, with a simple molecule, maybe hydrogen. Let me know if you want that!
- Alexander Henderson answered on 6 Mar 2015:
  
  Pretty much all of it.
  
  Here is an analogy I like: if an atom was the size of Wembley Stadium, the nucleus would be a walnut in the middle.
- Peter Maskell answered on 9 Mar 2015:
  
  most of it.

Question: how much of an atom is empty space