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प्रश्न
How was it shown that atom has empty space?
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उत्तर
Rutherford performed an experiment by allowing a stream of alpha particles to pass through a very thin gold foil. He observed that alpha particles pass through the metal foil without deviating from their path. This shows that an atom contains a large empty space called nuclear space.
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संबंधित प्रश्न
Fill in the blank
The ..........................of an atom is very hard and dense.
Give the following a suitable word/phrase.
The number of protons present in the nucleus of an atom.
How does the existence of isotopes contradict Dalton’s atomic theory?
FILL IN THE BLANK
Amount of energy stored inside the ..................... is known as nuclear energy.
Tick the most appropriate answer
Which one of the following scientists put forward the theory regarding the extra-nuclear structure of the atom?
- James Chadwick
- John Dalton
- Rutherford
- Niels Bohr
Tick the most appropriate answer.
Which of the following is used as a coolant in nuclear reactor?
- liquid sodium
- liquid nitrogen
- cadmium steel rods
- plutonium
State Dalton's atomic theory.
On the basis of Rutherford's model of an atom, which subatomic particle is present in the nucleus of an atom?
Explain in brief – Lod Rutherford’s experiment which led to the discovery of the atomic nucleus.
Explain in brief the experimental proof which led to the discovery of –
Atomic nucleus
