Draw a sketch of Bohr’s model of an atom with three shells.

Answer

  •  First, draw the nucleus at the centre.
  • Then make three circles around that to depict the three shells
  • Mark the nucleus with ‘+’ charge
  • Label the shells 1, 2 and 3 as K, L and M respectively (from inner to outer shell).
  • Then fill in the electrons in accordance with the rule as 2 in the 1st shell, 8 in the 2nd and 3rd shell.
  1. Class 9
  2. Chapter 4 Class 9 - Structure of Atom (Term 2)

About the Author

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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