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संबंधित प्रश्न
Linear momentum of an electron in Bohr orbit of H-atom (principal quantum number n) is proportional to ______.
Derive the expression for the energy of an electron in the atom.
According to Bohr's second postulate, the angular momentum of the electron is the integral multiple of `h/(2pi)`. The S.I unit of Plank constant h is the same as ______
The linear momentum of the particle is 6.63 kg m/s. Calculate the de Broglie wavelength.
State any two limitations of Bohr’s model for the hydrogen atoms.
Calculate the wavelength for the first three lines in the Paschen series.
(Given RH =1.097 ×107 m-1)
Using the expression for the radius of orbit for the Hydrogen atom, show that the linear speed varies inversely to the principal quantum number n the angular speed varies inversely to the cube of principal 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 ____________.
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 ______.
For which one of the following, Bohr model is not valid?
What is the de Broglie wavelength of an electron of energy 180 eV?
(Mass of electron = 9 x 10-31 kg and Planck's constant = 6.6 x 10-34 Js.)
The total energy of an electron in an atom in an orbit is -3.4 eV. Its kinetic and potential energies are, respectively ______.
According to Bohr's theory, the expression for the kinetic and potential energy of an electron revolving in an orbit is given respectively by ______.
Angular speed of an electron in the ground state of hydrogen atom is 4 × 1016 rad/s. What is its angular speed in 4th orbit?
When an electron in hydrogen atom jumps from third excited state to the ground state, the de-Broglie wavelength associated with the electron becomes ____________.
The de-Broglie wavelength of an electron in 4th orbit is ______.
(r = radius of 1st orbit)
The ground state energy of the hydrogen atom is -13.6 eV. The kinetic and potential energy of the electron in the second excited state is respectively ______
What is the mathematical formula for the third postulate of Bohr's atomic model?
The value of Rydberg constant in joule is ______.
The triply ionised beryllium (Be+++) has the same electron orbital radius as that of the ground state of the hydrogen atom. The energy state (n) of triply ionised beryllium is ______.
(Z for beryllium = 4)
The orbital frequency of an electron in the hydrogen atom ______.
Calculate the energy of the electron in the ground state of the hydrogen atom. Express it in joule and in eV.
Find the momentum of the electron having de Broglie wavelength of 0.5 A.
Find the ratio of radius of 1st Bohr orbit to that of 4th Bohr orbit.
