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Wave number or wavelength of a hydrogen spectral line from the Rydberg equation

This type of question, asked 11 times: 3 May 2023 S2, 11 May 2023 S1, 9 May 2024 S1, 9 May 2024 S2, 13 May 2024 S2, 19 Apr 2025 S1, 19 Apr 2025 S2, 19 Apr 2026 S1, 19 Apr 2026 S2, 14 May 2026 S2, 15 May 2026 S1. All 11 questions below, oldest first.

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  1. Question 1

    3 May 2023 S2

    77
    What is the wave number of lowest transition in Balmer series?

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  2. Question 2

    11 May 2023 S1

    61
    What is the wave number of lowest transition associated with Lyman series?

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  3. Question 3

    9 May 2024 S1

    62
    Calculate the wave number of the photon emitted during transition from the orbit of n=2n=2 to n=1n=1 in hydrogen atom (RH=109677 cm−1R_H=109677\,cm^{-1})

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  4. Question 4

    9 May 2024 S2

    80
    What is the wave number of photon emitted during transition from orbit n=4n = 4 to n=2n = 2 in hydrogen atom? (RH=109677R_H = 109677 cm−1^{-1})

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  5. Question 5

    13 May 2024 S2

    57
    Calculate the wave number of photon emitted during transition from the orbit of n=3n=3 to n=2n=2 in hydrogen atom (RH=109677 cm−1R_H=109677\ \text{cm}^{-1})

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  6. Question 6

    19 Apr 2025 S1

    96
    Calculate the longest wavelength in hydrogen emission spectrum of Lyman series. ( RH=109677 cm−1R_{H}= 109677{\text{ }cm}^{- 1} )

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  7. Question 7

    19 Apr 2025 S2

    99
    What is the wavenumber of the photon emitted during transition from the orbit n=5n = 5 to that of n=2n = 2 in hydrogen atom? [RH=109677 cm−1]\left\lbrack R_{H}= 109677{\text{ }cm}^{- 1} \right\rbrack

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  8. Question 8

    19 Apr 2026 S1

    3
    What is the wave number of lowest transition associated with Paschen series?

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  9. Question 9

    19 Apr 2026 S2

    2
    Calculate the shortest wavelength in hydrogen spectrum emission of Lyman series (RH=109677 cm−1)(R_H = 109677\ \mathrm{cm^{-1}})

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  10. Question 10

    14 May 2026 S2

    2
    What is the wavelength of the photon emitted during the transition from the orbit of n=4n = 4 to that of n=2n = 2 in hydrogen atom?

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  11. Question 11

    15 May 2026 S1

    2
    Calculate the longest wavelength in the hydrogen emission spectrum of the Balmer series. [ν~=109677 cm−1\tilde{\nu} = 109677\ \mathrm{cm^{-1}}]

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