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प्रश्न
Multiple Choice Questions
The number of electrons in an atom is equal to number of
विकल्प
protons in a neutral atom
neutrons in a neutral atom
nucleons in a neutral atom
none of the above
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उत्तर
protons in a neutral atom
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संबंधित प्रश्न
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?
Complete the table below by identifying A, B, C, D, E and F.
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
TRUE \ FALSE
Uranium-235 and uranium-238 both undergo nuclear fission.
State Dalton's atomic theory.
Choose the correct option
Rutherford's alpha-particle scattering experiment discovered
Explain in brief – Lod Rutherford’s experiment which led to the discovery of the atomic nucleus.
‘Electrons revolve around the nucleus in fixed orbits or shells called energy levels’. State how these energy levels are represented.
Explain in brief the experimental proof which led to the discovery of –
Atomic nucleus
