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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.
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?
Describe the Rutherford's model of an atom. State one drawback of Rutherford's model of the atom.
Rutherford’s α-particle scattering experiment led to the discovery of the ———
What were the drawbacks of Rutherford’s model of an atom?
Rutherford used beta particles in his scattering experiments.
Higher-Order Thinking skills: (HOTS)
In Rutherford's experiment of scattering alpha particles, can we take a foil of any other metal instead of gold?
In Rutherford’s experiment, the bouncing of alpha particles suggests that the nucleus of an atom is negatively charged.
Which of the following is NOT true in Rutherford's nuclear model of atom?
The Rutherford α-particle experiment shows that most of the α-particles pass through almost unscattered. While some are scattered through large angles. What information does it give about the structure of the atom?