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## Popular Questions

- If an electron is revolving around the hydrogen nucleus at a distance of 0.1 nm, what should be its speed?
- If in nature there may not be an element for which the principal quantum number n>4, then the total possible number of elements wi..
- The ionisation energy of 10 times ionised sodium atom is
- In hydrogen atom, an electron jumps from bigger orbit to smaller orbit so that radius of smaller orbit is one-fourth of radius of ..
- Ionisation energy of He+ ion at minimum position is
- In the Bohrs hydrogen atom model, the radius of the stationary orbit is directly proportional to
- Which of the following lines of the Hâ€“atom spectrum belongs to the Balmer series?
- An electron jumps from the 4th orbit to the 2nd orbit of
- The wavelength of first of line of Balmer series is 6563 A. The wavelength of first line of Lyman series will be
- The angular momentum of electron in
- a - particles of kinetic energy 7.7 MeV are being scattered by the nucleus of gold which has 79 electrons. The distance of closes..
- For hydrogen atom, in which of the following transitions will the wavelength emitted photon be minimum
- For the hydrogen atom the energy of radiation emitted in the transition from 4th excited state to 2nd excited state according to B..
- If n is the orbit number of the electron in a hydrogen atom
- The spectral series of the hydrogen atom that lies in the visible region of the electromagnetic spectrum
- if 13.6 ev energy is required to jonise a hydrogen atom,
- Calculated the highest frequency of the emitted photon in the paschen series of spectral lines of hydrogen atom
- According to Bohrs theory of hydrogen atom, for the electron in the nth allowed orbit the I. . linear momentum is proportional to ..
- The wave number of a photon in Brackett series of
- What is the wavelength of light for the least energetic photon emmited in the Lyman series of the hydrogen spectrum
- In the spectrum of hydrogen, the ratio of the longest wavelength in the Lyman series to the wavelength in the Balmer series is
- Number of spectral line in hydrogen atom is
- The ratio of radii of the nuclei, 13 Al^27 and 52Te^125 is
- In a Rutherford scattering experiment when a projectile of charge
- For Balmer series, wavelength of first line is
- The ratio of the magnetic dipole moment to the angular
- The product of linear momentum and angular momentum of an electron of the hydrogen atom is proportional to n^x, where x is
- Which of the following value is the correct order of nuclear density?
- Which of the following transition gives the photon of minimum frequency?
- Which of the following transitions in Balmer series for hydrogen will have longest wavelength?
- The nucleus of an atom consists of
- The orbital frequency of an electron in the hydrogen atom is proportional to
- Which of the following transitions in Balmer series for hydrogen will have longest wavelength?
- If an electron in hydrogen atom jumps from an orbit of level n = 3 to an orbit of level n = 2
- First Bohr radius of an atom with Z= 82 is R. Radius of its third orbit is
- The transition from the state n=4 to n=3 in a hydrogen like atom results in ultraviolet radiation
- The ratio of kinetic energy and the total energy of the electron in the nth quantum state of Bohrs atomic model of hydrogen atom i..
- The ratio of minimum to maximum wavelength in Balmer series is
- If the electron in the hydrogen atom jumps from third orbit to second orbit the wavelength of the emitted radiation in term of Ryd..
- The ratio of the wavelength for 2 1 transition in Li++, He+ and H is

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## Popular Questions

- If an electron is revolving around the hydrogen nucleus at a distance of 0.1 nm, what should be its speed?
- If in nature there may not be an element for which the principal quantum number n>4, then the total possible number of elements wi..
- The ionisation energy of 10 times ionised sodium atom is
- In hydrogen atom, an electron jumps from bigger orbit to smaller orbit so that radius of smaller orbit is one-fourth of radius of ..
- Ionisation energy of He+ ion at minimum position is
- In the Bohrs hydrogen atom model, the radius of the stationary orbit is directly proportional to
- Which of the following lines of the Hâ€“atom spectrum belongs to the Balmer series?
- An electron jumps from the 4th orbit to the 2nd orbit of
- The wavelength of first of line of Balmer series is 6563 A. The wavelength of first line of Lyman series will be
- The angular momentum of electron in
- a - particles of kinetic energy 7.7 MeV are being scattered by the nucleus of gold which has 79 electrons. The distance of closes..
- For hydrogen atom, in which of the following transitions will the wavelength emitted photon be minimum
- For the hydrogen atom the energy of radiation emitted in the transition from 4th excited state to 2nd excited state according to B..
- If n is the orbit number of the electron in a hydrogen atom
- The spectral series of the hydrogen atom that lies in the visible region of the electromagnetic spectrum
- if 13.6 ev energy is required to jonise a hydrogen atom,
- Calculated the highest frequency of the emitted photon in the paschen series of spectral lines of hydrogen atom
- According to Bohrs theory of hydrogen atom, for the electron in the nth allowed orbit the I. . linear momentum is proportional to ..
- The wave number of a photon in Brackett series of
- What is the wavelength of light for the least energetic photon emmited in the Lyman series of the hydrogen spectrum
- In the spectrum of hydrogen, the ratio of the longest wavelength in the Lyman series to the wavelength in the Balmer series is
- Number of spectral line in hydrogen atom is
- The ratio of radii of the nuclei, 13 Al^27 and 52Te^125 is
- In a Rutherford scattering experiment when a projectile of charge
- For Balmer series, wavelength of first line is
- The ratio of the magnetic dipole moment to the angular
- The product of linear momentum and angular momentum of an electron of the hydrogen atom is proportional to n^x, where x is
- Which of the following value is the correct order of nuclear density?
- Which of the following transition gives the photon of minimum frequency?
- Which of the following transitions in Balmer series for hydrogen will have longest wavelength?
- The nucleus of an atom consists of
- The orbital frequency of an electron in the hydrogen atom is proportional to
- Which of the following transitions in Balmer series for hydrogen will have longest wavelength?
- If an electron in hydrogen atom jumps from an orbit of level n = 3 to an orbit of level n = 2
- First Bohr radius of an atom with Z= 82 is R. Radius of its third orbit is
- The transition from the state n=4 to n=3 in a hydrogen like atom results in ultraviolet radiation
- The ratio of kinetic energy and the total energy of the electron in the nth quantum state of Bohrs atomic model of hydrogen atom i..
- The ratio of minimum to maximum wavelength in Balmer series is
- If the electron in the hydrogen atom jumps from third orbit to second orbit the wavelength of the emitted radiation in term of Ryd..
- The ratio of the wavelength for 2 1 transition in Li++, He+ and H is