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If the radius of the first orbit of hydrogen atom is a 0 , then de Broglie’s wavelength of electron in 3rd orbit is

Q1

If the radius of the first orbit of hydrogen atom is a₀, then de Broglie’s wavelength of electron in 3rd orbit is

a

\(\frac{{\mathrm{πa}}_{0}}{6}\)

b

\(\frac{\pi {a}_{0}}{3}\)

c

\(6\pi {a}_{0}\)

d

\(3\pi {a}_{0}\)

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