Atoms

CBSE Class 12 · Physics · 17 past questions

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1. Q4 2025

   The energy of an electron in a hydrogen atom in ground state is $-13.6$ eV. Its energy in an orbit…

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2. Q16 2023

   The ground state energy of hydrogen atom is $-13.6$ eV. What is the potential energy and kinetic energy of an…

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