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NEET 2008 (AIPMT) · Energy of the Electron & Energy Levels

Energy of the Electron & Energy Levels question from NEET 2008 (AIPMT)

Q49NEET 2008 · AIPMTEasy

Energy of the Electron & Energy Levels

The ground state energy of hydrogen atom is −- 13.6 eV. When its electron is in the first excited state, its excitation energy is

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Answer: (a)

  1. First excited state is n=2n = 2: E2=−3.4E_2 = -3.4 eV.
  2. Excitation energy =E2−E1=−3.4−(−13.6)=10.2= E_2 - E_1 = -3.4 - (-13.6) = 10.2 eV
  3. So the answer is (a) 10.210.2 eV.
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