Question

10. Which of the following is not a postulate of
Rutherford's atomic model?
1
1
(1) All atoms contain a small, heavy and
positively charged body at its centre called
nucleus
(2) Entire mass of an atom resides in its nucleus
(3) Negatively charged electrons revolve
around the nucleus at a very high speed
(4) The electrons always move in certain
stationary orbits which have fixed energy​

Answer 1

All atoms contain a small, heavy and

positively charged body at its centre called

nucleus is not a postulate of Rutherford's atomic model