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Write down the wavelength of the last line of Balmer series in Angstrom.

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Important Questions on Atoms

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

λ_{1}

and

λ_{2}

are the wavelengths of the third member of Lyman and first member of the Paschen series respectively, then the value of

λ_{1} : λ_{2}

is :

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

In Balmer series for hydrogen atom, find the energy of photon corresponding to longest wavelength.

HARD

Physics>Modern Physics>Atoms>Atomic Spectra

In a muonic atom, a muon of mass of

200

times of that of electron and same charge is bound to the proton. The wavelengths of its Balmer series are in the range of

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

The wavelength of the first spectral line of the Lyman series of hydrogen spectrum is

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

Given the value of Rydberg constant is

10^{7} m^{- 1}

, the wave number of the last line of the Balmer series in hydrogen spectrum will be:

MEDIUM

Physics>Modern Physics>Atoms>Atomic Spectra

The recoil speed of a hydrogen atom after it emits a photon in going from

n = 5

state to

n = 5

state will be

MEDIUM

Physics>Modern Physics>Atoms>Atomic Spectra

The shortest wavelength of Paschen series in hydrogen spectrum is

8182 \overset{\circ}{A}

. The first member of the Paschen series is nearly

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

Calculate the minimum wavelength of the spectral line present in Balmer series of hydrogen.

MEDIUM

Physics>Modern Physics>Atoms>Atomic Spectra

Taking the wavelength of first Balmer line in hydrogen spectrum

(n = 3

n = 2)

660 n m

, the wavelength of the

2^{n d}

Balmer line

(n = 4

n = 2)

will be :

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

In Balmer series, wavelength of first line is

λ_{1}

and in Brackett series wavelength of first line is

λ_{2}

then

\frac{λ_{1}}{λ_{2}}

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

The frequency for a series limit of Balmer and Paschen series respectively are

f_{1}

and

f_{3}

. If the frequency of the first line of Balmer series is

f_{2}

then the relation between

f_{1}, f_{2}

and

f_{3}

MEDIUM

Physics>Modern Physics>Atoms>Atomic Spectra

If the series limit frequency of the Lyman series is

V_{L},

then the series limit frequency of the Pfund series is:

MEDIUM

Physics>Modern Physics>Atoms>Atomic Spectra

The longest wavelength of Balmer series of

H

atom is

6563 \overset{o}{A}

. Then the longest wavelength of Lyman series is

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

The ratio of wavelengths of the last line of the Balmer series and the last line of the Lyman series is_____.

HARD

Physics>Modern Physics>Atoms>Atomic Spectra

Which of the following statement(s) is (are) correct about the spectrum of hydrogen atom?

MEDIUM

Physics>Modern Physics>Atoms>Atomic Spectra

Draw the energy level diagram of the hydrogen atom and show transitions responsible for emission lines of the Balmer series.

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

Name the series of hydrogen spectrum lying in ultraviolet and visible region.

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

When the electron in hydrogen atom jumps from fourth Bohr orbit to second Bohr orbit, one gets the

MEDIUM

Physics>Modern Physics>Atoms>Atomic Spectra

The first member of the Balmer series of hydrogen atom has a wavelength of

6561 \overset{\circ}{A}

. The wavelength of the second member of the Balmer series (in nm) is_____________

EASY

Physics>Modern Physics>Atoms>Atomic Spectra

In the spectrum of hydrogen, the ratio of the longest wavelength in the Lyman series to the longest wavelength in the Balmer series is:

Write down the wavelength of the last line of Balmer series in Angstrom.

Important Questions on Atoms

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