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JEE Main20246 Apr 2024Evening ShiftChemistryStructure of AtomActual

For hydrogen atom, energy of an electron in first excited state is (-3.4 eV , K . E ). of the same electron of hydrogen atom is (x eV ). Value of (x ) is ______ ( 10⁻¹ eV ). (Nearest integer)

Correct answer

0

Step-by-step solution

Kinetic energy of electron is, KE = 13 6 Z ^2 n ^2 eV For the first excited state of the hydrogen atom, n =2 and Z =1 KE = 13.6 2^2 =3.4 eV

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