(D) Rutherford's alpha-scattering experiment used a beam of $He^{2+}$ ions,which are helium nuclei,directed at a thin gold foil. These particles were

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helium nucleus,which impinged on a metal foil and got scattered

(D) Rutherford's alpha-scattering experiment used a beam of $He^{2+}$ ions,which are helium nuclei,directed at a thin gold foil. These particles were scattered by the dense,positively charged nucleus at the center of the atom.

Class 11 Chemistry Structure of Atom Atomic models and Planck's quantum theory

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Rutherford's experiment,which established the nuclear model of the atom,used a beam of

A
$ \beta- $ particles,which impinged on a metal foil and got absorbed
B
$ \gamma- $ rays,which impinged on a metal foil and ejected electrons
C
helium atoms,which impinged on a metal foil and got scattered
D
helium nucleus,which impinged on a metal foil and got scattered

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Class 11

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Structure of Atom

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Atomic models and Planck's quantum theory

Which transition in the hydrogen atomic spectrum will have the same wavelength as the transition,$n = 4$ to $n = 2$ of $He^{+}$ spectrum?

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Which were the major problems before the scientists after the discovery of sub-atomic particles?

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The first quantum mechanical model of the atom was proposed by ........

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Heat treatment of muscular pain involves radiation of wavelength of about $900 \ nm$. Which spectral line of $H$ atom is suitable for this? Given: Rydberg constant $R_{H}=10^5 \ cm^{-1}, h=6.6 \times 10^{-34} \ J \ s, c=3 \times 10^8 \ m / s$.

DifficultJEE MAIN 2025

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What is the wavenumber of the photon emitted during transition from the orbit $n=5$ to that of $n=2$ in hydrogen atom (in $cm^{-1}$)?
$\left[R_{H}=109677 \ cm^{-1}\right]$

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Rutherford's experiment,which established the nuclear model of the atom,used a beam of

Similar Questions

Which transition in the hydrogen atomic spectrum will have the same wavelength as the transition,$n = 4$ to $n = 2$ of $He^{+}$ spectrum?

Which were the major problems before the scientists after the discovery of sub-atomic particles?

The first quantum mechanical model of the atom was proposed by ........

Heat treatment of muscular pain involves radiation of wavelength of about $900 \ nm$. Which spectral line of $H$ atom is suitable for this? Given: Rydberg constant $R_{H}=10^5 \ cm^{-1}, h=6.6 \times 10^{-34} \ J \ s, c=3 \times 10^8 \ m / s$.

What is the wavenumber of the photon emitted during transition from the orbit $n=5$ to that of $n=2$ in hydrogen atom (in $cm^{-1}$)?$\left[R_{H}=109677 \ cm^{-1}\right]$

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What is the wavenumber of the photon emitted during transition from the orbit $n=5$ to that of $n=2$ in hydrogen atom (in $cm^{-1}$)?
$\left[R_{H}=109677 \ cm^{-1}\right]$