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Rutherford's Model

Choose the co...

Question

Choose the correct alternatives from the clues given at the end of the each statement:
An atom has a nearly continuous mass distribution in a ............. but has a highly non-uniform mass distribution in.
(Thomson's model / Rutherford's model)

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Solution

An atom has a nearly continuous mass distribution in Thomson’s model, but has a highly non-uniform mass distribution in Rutherford’s model.

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Choose the correct alternative from the clues given at the end of each statement:

a) The size of the atom in the Thomsons model is ........... the atomic size in Rutherford's model.

(much greater than/no different from/much less than.)

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

(Thomsons model/ Rutherfords model.)

c) A classical atom based on .......... is doomed to collapse.

(Thomsons model/ Rutherfords model.)

d) An atom has a nearly continuous mass distribution in a .......... but has a highly non-uniform mass distribution in ..........

(Thomsons model/ Rutherfords model.)

e) The positively charged part of the atom possesses most of the mass in ..........

(Rutherfords model / both the models.)

State whether the following statements are True or False. Correct the false statement:

(a) An atom as a whole is electrically neutral.

(b) Mass of atom is distributed evenly within it.

(c) An electron has same mass as that of proton.

(d) The K shell has maximum energy.

(e) Isotopes have same atomic number but different atomic mass number.

Q. according to Ruther-fordis atomic model, the mass of the atom is evenly distributed throughout the atom

Q. An atom has a nearly continuous mass distribution in Thomson’s model but has a highly non-uniform mass distribution in Rutherford’s model.

Q. A non-conducting disc, having uniformly distributed positive charge

Q

, is rotating about its axis with uniform angular velocity

ω

. Choose the correct alternative(s).

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