Determine the Maximum Wavelength of Incident Radiation That Can Be

question 2

Multiple Choice

Determine the maximum wavelength of incident radiation that can be used to remove the remaining electron from a singly ionized helium atom He⁺ (Z = 2) . Assume the electron is in its ground state.

• A)6.2 nm
• B)12.4 nm
• C)22.8 nm
• D)45.6 nm
• E)54.4 nm

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