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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
In Rutherford’s experiment, generally the thin foil of heavy atoms, like gold, platinum etc. have been used to be bombarded by the α-particles. If the thin foil of light atoms like aluminium etc. is used, what difference would be observed from the above results?
Which part of an atom was discovered by Rutherford's alpha particle scattering experiment?
Draw a neat labelled diagram
Rutherford's scattering experiment
How was it shown that atom has empty space?
What conclusions were made from the observations of Gold foil experiment?
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
Rutherford’s α-particle scattering experiment led to the discovery of the ———
Rutherford used beta particles in his scattering experiments.
Rutherford’s model of an atom has a very small ______ at the center.
To study the internal structure of the atom, Rutherford used ______.
