The number of protons, neutrons and electrons in ${}_{71}^{175}{\rm{Lu}}$ , respectively, are

${\rm{71,}}\,\,{\rm{104}}\,\,{\rm{and}}\,\,{\rm{71}}$

${\rm{104,}}\,\,{\rm{71}}\,\,{\rm{and}}\,\,{\rm{71}}$

${\rm{71,}}\,\,{\rm{71}}\,\,{\rm{and}}\,\,{\rm{104}}$

${\rm{175,}}\,\,{\rm{104}}\,\,{\rm{and}}\,\,{\rm{71}}$

NEET UG CHEMISTRY MCQ: STRUCTURE OF ATOM

1 Easy

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The number of protons, neutrons and electrons in

{}_{71}^{175}\mathrm{Lu}

, respectively, are

View answer and explanation

Correct option: A

\mathrm{71,}\,\,\mathrm{104}\,\,\mathrm{and}\,\,\mathrm{71}

Option B (Radio wave) is correct because radio waves have the longest wavelength in the electromagnetic spectrum.

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