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Q. Find the de Broglie wavelength of electron in the fourth orbit of hydrogen atom.
We know that, λ = 2πr / n
λ4 = 2πr 4 / 4
= 2π (4 2 r1) / 4
= 2 X 3.14 X 4 X 0.53 A0
= 13.313 A0
Computer Engineering, Engineering
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