Question

What color of light is emitted from an excited hydrogen atom where the electron has been promoted to n

Answer 1

n1 = 2, n2 = 4

1/wavelength = 1.097*10^7[1/2^2 — 1/4^2]

1/wavelength =0.20568*10^7

wavelength = 486.192*10^-9 Or

wavelength = 486.19 nm (blue color)

Step-by-step explanation:

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