MEDIUMMCQ SINGLENEET ChemistryPhysical ChemistryAtomic StructureIntro

Energy of electron of hydrogen atom in the second Bohr orbit is

0.−5.44 × 10⁻¹⁹ J

1.−5.44 × 10⁻¹⁹ kJ

2.−5.44 × 10⁻¹⁹ cal

3.−5.44 × 10⁻¹⁹ eV

Explanation

E₂ = −13.6 Z²/n² eV = −13.6/4 = −3.4 eV. Converting: −3.4 × 1.6 × 10⁻¹⁹ = −5.44 × 10⁻¹⁹ J

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