Choose the correct alternativefrom the clues given at the end of the each statement:

(a) The size of the atom in Thomson’smodel is .......... the atomic size in Rutherford’s model. (much greaterthan/no different from/much less than.)

(b) In the ground state of ..........electrons are in stable equilibrium, while in .......... electrons alwaysexperience a net force.

(Thomson’smodel/ Rutherford’s model.)

(c) A classical atombased on .......... is doomed to collapse.

(Thomson’smodel/ Rutherford’s model.)

(d) An atom has a nearly continuousmass distribution in a .......... but has a highly non-uniform massdistribution in ..........

(Thomson’smodel/ Rutherford’s model.)