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NEETChemistryStructure of Atom

The electron energy in hydrogen atom is given by - E n = ( –2.18 × 10 –18 ) / n 2 J. (i)Calculate the energy required to remove an electron completely from the n = 2 orbit. (ii)What is the longest wavelength of light in cm that can be used to cause this transition?

Options

  1. A(i) 7.58 × 10 –19 J and (ii)9852Å
  2. B(i) 7.58 × 10 –19 J and (ii)3647Å
  3. C(i) 5.45 × 10 –19 J and (ii)6587Å
  4. D(i) 5.45 × 10 –19 J and (ii)3647Å

Correct answer

D. (i) 5.45 × 10 –19 J and (ii)3647Å

Step-by-step solution

Correct Option is : (D) (i) 5.45 × 10 –19 J and (ii)3647Å

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