atomic-structure

Related Questions

• An element has electronic configuration $2$,$8$,$18$,$1$. If its atomic weight is $63$,then how many neutrons will be present in its nucleus

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• The frequency of radiation emitted when the electron falls from $n = 4$ to $n = 1$ in a hydrogen atom will be (Given ionization energy of H$ = 2.18 \times {10^{ - 18}}J\,\,\,{\rm{ato}}{{\rm{m}}^{ - 1}}$and $h = 6.625 \times {10^{ - 34}}Js$)

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• Tritium is the isotope of

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• The uncertainty in momentum of an electron is $1 \times {10^{ - 5}}kg\,m/s$. The uncertainity in its position will be $(h = 6.63 \times {10^{ - 34}}Js)$

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• Rutherford's scattering experiment is related to the size of the

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