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प्रश्न
(a) What is the nucleus of an atom and what is the nature of charge on it?
(b) Name the scientist who discovered the nucleus of atom.
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उत्तर
(a) The nucleus is a very dense region at the centre of an atom, consisting of protons and neutrons. The charge of the nucleus is positive as it contains protons which are positively charged and neutrons which are neutral.
(b) Ernest Rutherford discovered the nucleus of an atom.
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संबंधित प्रश्न
Rutherford’s alpha-particle scattering experiment was responsible for the discovery of ______.
Which part of an atom was discovered by Rutherford's alpha particle scattering experiment?
Name the particles used by Rutherford in his experiment on the discovery of nucleus. Also state the charge on these particles.
Describe the Rutherford's model of an atom. State one drawback of Rutherford's model of the atom.
Draw a neat labelled diagram
Rutherford's scattering experiment
State true or false. If false, correct the statement.
In an atom, electrons revolve around the nucleus in fixed orbits.
Which of the following statements about Rutherford’s model of atom are correct?
(i) considered the nucleus as positively charged
(ii) established that the α–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
Enlist the conclusions drawn by Rutherford from his α-ray scattering experiment.
Proton was discovered by ______.
To study the internal structure of the atom, Rutherford used ______.
