A Hydrogen Atom Makes a Downward Transition from The $n = 15$

question 169

Multiple Choice

A hydrogen atom makes a downward transition from the $n = 15$ state to the $n = 5$ state. Find the wavelength of the emitted photon. $\left( c = 3.00 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } , 1 \mathrm { eV } = 1.60 \times 10 ^ { - 19 } \mathrm {~J} , h = 6.626 \times 10 ^ { - 34 } \mathrm {~J} \cdot \mathrm { s } \right.$ )

• A) \(2.56 \mu \mathrm { m }\)
• B) \(2.05 \mu \mathrm { m }\)
• C) \(3.07 \mu \mathrm { m }\)
• D) \(1.54 \mu \mathrm { m }\)

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