For the scattering experiment, Rutherford wanted a sheet which could be as thin as possible. 

 

Since Gold is the most malleable of all known metals.. He selected a gold foil.

 

This gold foil was about 1000 atoms thick.

  1. Class 9
  2. Chapter 4 Class 9 - Structure of Atom (Term 2)

About the Author

CA Maninder Singh's photo - Founder at Teachoo
CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 11 years and a teacher from the past 11 years. He teaches Science, Accounts and English at Teachoo