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The nucleus was discovered by

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Important Questions on Structure of the Atom

MEDIUM
Science>Chemistry>Structure of the Atom>Atomic Models
If the Thomson model of the atom was correct, then the result of Rutherford's gold foil experiment would have been:
EASY
Science>Chemistry>Structure of the Atom>Atomic Models
The positively charged center in an atom is called as?
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Science>Chemistry>Structure of the Atom>Atomic Models
Rutherford's scattering experiment showed for the first time that the atom has:
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Science>Chemistry>Structure of the Atom>Atomic Models
What is nucleus?
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Science>Chemistry>Structure of the Atom>Atomic Models
How many of the following are correct observation / conclusion from Rutherford's scattering experiment?
(i) Nucleus is small but heavy.
(ii) Nucleus always carries positive charge.
(iii) The number of α-particles hitting the nucleus is very large.
(iv) Atom is nearly 105 times greater than the size of the nucleus.
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Science>Chemistry>Structure of the Atom>Atomic Models
In α-particle scattering experiment, the gold foil is replaced by an aluminium foil of same thickness. The scattering of α-particles will be:
EASY
Science>Chemistry>Structure of the Atom>Atomic Models
The nucleus of the atom consists of
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Science>Chemistry>Structure of the Atom>Atomic Models
What do you think would be the observation if the α -particle scattering experiment is carried out using a foil of a metal other than gold?
EASY
Science>Chemistry>Structure of the Atom>Atomic Models
Who is known as Father of nuclear physics?
HARD
Science>Chemistry>Structure of the Atom>Atomic Models
What observations in scattering experiment led Rutherford to make the following conclusions:
(i) The most of the space in an atom is empty.
(ii) The whole mass of an atom is present in the centre of the atom.
(iii) Nucleus has positive charge.
 
EASY
Science>Chemistry>Structure of the Atom>Atomic Models
The following statements refer to atomic models.

A. There is a nucleus at the centre of the atom.

B. The nucleus is very small compared to the size of the entire atom.

C. The electrons are located in energy levels around the atom.

Which of the following statements apply to Rutherford's atomic model?
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Science>Chemistry>Structure of the Atom>Atomic Models
Who of the following is known as father of nuclear physics?
EASY
Science>Chemistry>Structure of the Atom>Atomic Models
Name the part of the atom, where most of its mass is concentrated.
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Science>Chemistry>Structure of the Atom>Atomic Models
On the basis of Rutherford's model of an atom, which subatomic particle is present in the nucleus of an atom?
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Science>Chemistry>Structure of the Atom>Atomic Models
Which of the following observations were obtained from α -particle scattering experiment?
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Science>Chemistry>Structure of the Atom>Atomic Models
When a gold foil is bombarded by a beam of α particle, only a few of them get deflected whereas most go straight undeflected. This is because
HARD
Science>Chemistry>Structure of the Atom>Atomic Models
Explain:
(i) Nucleus of an atom carries positive charge.
(ii) Most of the space in an atom is empty.
(iii) The whole mass of an atom is present in the centre of the atom. 
EASY
Science>Chemistry>Structure of the Atom>Atomic Models
Who led to the discovery of atomic nucleus?
EASY
Science>Chemistry>Structure of the Atom>Atomic Models
What are the drawbacks of Rutherford's model of atom?
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Science>Chemistry>Structure of the Atom>Atomic Models
Rutherford’s experiment of scattering of  α-particles showed for the first time that an atom has a: