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Olympiad workbook

Exam: Olympiad workbook
Subject: NSEP
Chapter: Atomic Physics

Olympiad workbook · NSEP · Atomic Physics

According to Bohr's theory the ionization energy of H atom is 13.6...

According to Bohr's theory the ionization energy of H atom is 13.6 eV . The energy needed to remove an electron from Helium ion

\left(\mathrm{He}^{+}\right)

is

Options

A13.6 eV
B16.8 eV
C27.2 eV
D54.4 eV

Correct answer

D. 54.4 eV

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