Atoms And Nuclei Question 419

Question: The energy of hydrogen atom in its ground state is - 13.6 eV. The energy of the level corresponding to the quantum number n is equal 5 is

Options:

A) - 5.40 eV

B) - 2.72 eV

C) - 0.85 eV

D) - 0.54 eV

Show Answer

Answer:

Correct Answer: D

Solution:

  • A=A0(12)tT1/2164=(12)60T1/2
    E5=13.652=13.625=0.54 eV


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