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The ionisation energy of an electron in the ground state of helium atom is 24.6 eV. The energy required to remove both the electron is
Options
(a) 51.8 eV
(b) 79 eV
(c) 38.2 eV
(d) 49.2 eV
Correct Answer:
79 eV
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Atoms and Nuclei
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A body is thrown with a velocity of 9.8 m/s making angle of 30° with the horizontal
- If h is Planck’s constant, the momentum of a photon of wavelength 0.01 Å is
- A bar magnet with magnetic moment 2.5×10³ JT⁻¹ is rotating in horizontal plane
- Two balls are dropped from heights h and 2h respectively. The ratio of times
- The electric and magnetic field assiciated with an E.M. wave
Topics: Atoms and Nuclei (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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