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Question 21033
NEET Chemistry · Medium

Structure of Atom: Ionisation energy MCQ

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Ionisation energyMediumQuestion 21033

Question

Ionisation energy of hydrogen from ground state is:

  1. A
    13.6 eV
    Correct
  2. B
    3.4 eV
  3. C
    10.2 eV
  4. D
    27.2 eV

Correct answer

13.6 eV

Explanation

Removing the electron from n = 1 to n = infinity needs 13.6 eV.

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