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Rutherford's Set up and Predictions

Which of the ...

Question

Which of the following conclusions can be drawn from the Rutherford alpha scattering model?
I. The atom is mostly empty space.
II. Electrons orbit the nucleus of the atom.
III. The atom has a dense, positively charged nucleus.

A

I only

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B

II only

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C

I and II only

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D

II and III only

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E

I, II, and III

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Solution

The correct option is C I, II, and III
All three of the statements describe the conclusions reached by Rutherford as a result of his alpha-scattering experiment.

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Similar questions

Q. Question 8
Rutherford's a-particle scattering experiment showed that

(i) electrons have negative charge.
(ii) the mass and positive charge of the atom is concentrated in the nucleus.
(iii) neutron exists in the nucleus.
(iv) most of the space in atom is empty.
Which of the above statements are correct?

(a) (i) and (iii)
(b) (ii) and (iv)
(c) (i) and (iv)
(d) (iii) and (iv)

Q. Question 5
Which of the following statements about Rutherford's model of atom are correct?
(i) Considered the nucleus as positively charged.
(ii) Established that the a-particles are four times as heavy as a hydrogen atom.
(iii) Can be compared to solar system.
(iv) Was in agreement with Thomson's model.

(a) (i) and (iii)
(b) (ii) and (iii)
(c) (i) and (iv)
(d) only (i)

Q. Question 8
Rutherford's a-particle scattering experiment showed that

(i) electrons have negative charge.
(ii) the mass and positive charge of the atom is concentrated in the nucleus.
(iii) neutron exists in the nucleus.
(iv) most of the space in atom is empty.
Which of the above statements are correct?

(a) (i) and (iii)
(b) (ii) and (iv)
(c) (i) and (iv)
(d) (iii) and (iv)

Q. Following conclusions were drawn from the given figure :
I. There is a positively charged centre in an atom called the nucleus.
II. An atom consists of a positively charged sphere and the electrons are embedded in it.
III. The electrons revolve around the nucleus in well-defined orbits.
IV. The size of the nucleus is very small as compared to the size of the atom
V. Only certain special orbits known as discrete of electrons are allowed inside the atom.
Choose the correct statements.

Question 01

Which of the following conclusions could not be derived from Rutherford's $α$ -particles scattering experiment ?

(a) Most of the space in the atom is empty

(b) The radius of the atom is about $10^{- 10} m$ while that of nucleus is $10^{- 15} m$

(c) Electrons move in a circular path of fixed energy called orbits

(d) Electrons and the nucleus are held together by electrostatic forces of attraction

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