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प्रश्न
What is the energy of an electron in a hydrogen atom for n = ∞?
उत्तर
The energy of an electron in a hydrogen atom for n = ∞ is zero.
संबंधित प्रश्न
Answer in brief.
State the postulates of Bohr’s atomic model.
Answer in one sentence:
Name the element that shows the simplest emission spectrum.
Starting with 𝑟 = `(ε_0h^2n^2)/(pimZe^2),` Show that the speed of an electron in nth orbit varies inversely to principal quantum number.
State any two limitations of Bohr’s model for the hydrogen atoms.
Calculate the shortest wavelength in the Paschen series if the longest wavelength in the Balmar series is 6563 Ao.
Obtain an expression for wavenumber, when an electron jumps from a higher energy orbit to a lower energy orbit. Hence show that the shortest wavelength for the Balmar series is 4/RH.
How the linear velocity 'v' of an electron in the Bohr orbit is related to its quantum number 'n'?
Bohr model is applied to a particle of mass 'm' and charge 'q' is moving in a plane under the influence of a transverse magnetic field 'B. The energy of the charged particle in the nth level will be (h = Planck's constant).
With the increase in principal quantum number, the energy difference between the two successive energy levels ____________.
The ratio of the velocity of the electron in the first orbit to that in the second orbit is ____________.
Which of the following statements about the Bohr model of the hydrogen atom is FALSE?
Taking the Bohr radius as a0= 53 pm, the radius of Li++ ion in its ground state, on the basis of Bohr's model, will be about ______.
When hydrogen atom is in its first excited level, its radius is how many time its ground state radius?
If the speed of an electron of hydrogen atom in the ground state is 2.2 x 106 m/s, then its speed in the third excited state will be ______.
In hydrogen spectnun, the wavelengths of light emited in a series of spectral lines is given by the equation `1/lambda = "R"(1/3^2 - 1/"n"^2)`, where n = 4, 5, 6 .... And 'R' is Rydberg's constant.
Identify the series and wavelenth region.
Ratio of centripetal acceleration for an electron revolving in 3rd orbit to 5th orbit of hydrogen atom is ______.
In Bohr's model of hydrogen atom, which of the following pairs of quantities are quantized?
If n is principal quantum number and r is the radius of the orbit in which electron revolves around nucleus, then its kinetic energy is ____________.
When an electron in hydrogen atom jumps from third excited state to the ground state, the de-Broglie wavelength associated with the electron becomes ____________.
Electron in Hydrogen atom first jumps from third excited state to second excited state and then from second excited state to first excited state. The ratio of the wavelengths λ1 : λ2 emitted in the two cases respectively is ______.
The radius of orbit of an electron in hydrogen atom in its ground state is 5.3 x 10-11 m After collision with an electron, it is found to have a radius of 13.25 x 10-10 m. The principal quantum number n of the final state of the atom is ______.
The relation between magnetic moment of revolving electron 'M' and principle quantum number 'n' is ______.
Calculate the radius of the first Bohr orbit in the hydrogen atom.
What is the origin of spectral lines? Obtain an expression for the wave number of a line in hydrogen spectrum.
Compute the shortest and the longest wavelength in the Lyman series of hydrogen atom.
