Practice question
Question
The energy required to excite an electron from n = 3 to n = 6 in a hydrogen atom is 1.8164 × 10⁻¹⁹ J. What is its frequency? (h = 6.626 × 10⁻³⁴ J s)
Explanation
ν = ΔE/h = 2.741×10¹⁴ Hz.
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