Consider the Following Portion of the Energy-Level Diagram for Hydrogen

question 89

Multiple Choice

Consider the following portion of the energy-level diagram for hydrogen:
-The wavelength of light associated with the n = 2 to n = 1 electron transition in the hydrogen spectrum is 1.216 × 10^-7 m. By what coefficient should this wavelength be multiplied to obtain the wavelength associated with the same electron transition in the Li²⁺ ion?

• A) 1
• B) 1/3
• C) 1/4
• D) 1/7
• E) 1/9

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