The Binding Energy of the First Level in an Atom

question 77

Multiple Choice

The binding energy of the first level in an atom is 2.2 10 -18 J, and the binding energy of the second energy level is 1.6 10 -18 J. What is the energy of the photon that is emitted if an electron moves from the second level to the first?

• A) 3.3*10^-18 J
• B) 3.5*10^-36 J
• C) 1.4 J
• D) 3.5*10^-18 J
• E) 6.0*10^-19 J

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