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AP EAMCET201724 Apr 2017Morning ShiftChemistryStructure of AtomActual

The ground and first excited state energies are E₁ and E₂ respectively. Which pair of species has same energy? [Note that energy is indicated in the bracket].

Options

  1. AH ( E ₁ ), Li ²⁺ ( E ₂ )
  2. BHe ⁺ ( E ₁ ), Be ³⁺ ( E ₂ )
  3. CHe ⁺ ( E ₁ ), Li ²⁺ ( E ₂ )
  4. DH ( E ₂ ), Be ³⁺ ( E ₁ )

Correct answer

B. He ⁺ ( E ₁ ), Be ³⁺ ( E ₂ )

Step-by-step solution

No solution. Refer to answer key.

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