Chapter 29 – Atomic Structure

The wavelength of radiation required to excite the electron from the first orbit to the third orbit in a doubly ionized lithium atom will be The wavelength of radiation required to excite the electron from the first orbit to the third orbit in a doubly ionized lithium atom will be June 5, 2021 Category: Cengage [...]

The total energy of an electron in the ground state of hydrogen atom is -13.6 eV. The potential energy of an electron in the ground state of Li^2+ ion will be The total energy of an electron in the ground state of hydrogen atom is -13.6 eV. The potential energy of an electron in the [...]

An electron revolving in an orbit of radius 0.5Å in a hydrogen atom executes 10^6 revolutions per second. The magnetic momentum of electron due to its orbital motion will be An electron revolving in an orbit of radius 0.5Å in a hydrogen atom executes 10^6 revolutions per second. The magnetic momentum of electron due to [...]

Transition between three energy energy levels in a particular atom give rise to three Spectral line of wavelength , in increasing magnitudes. λ1,λ2 and λ3. Which one of the following equations correctly relates λ1,λ2 and λ3 ? in increasing magnitudes. λ1 Transition between three energy energy levels in a particular atom give rise to three [...]

An electron jumps from the 4th orbit to the 2nd orbit of hydrogen atom. Given the Rydberg’s constant R=10^5 cm^−1. The frequency in Hz of the emitted radiation will be An electron jumps from the 4th orbit to the 2nd orbit of hydrogen atom. Given the Rydberg's constant R=10^5 cm^−1. The frequency in Hz of [...]

A hydrogen-like atom emits radiations of frequency 2.7×10^15 Hz when it makes a transition from n=2 to n=1 . The frequency emitted in a transition from n=3 to n=1 will be A hydrogen-like atom emits radiations of frequency 2.7×10^15 Hz when it makes a transition from n=2 to n=1 . The frequency emitted in a [...]

An electron in H atom makes a transition from n=3 to n=1. The recoil momentum of H atom will be An electron in H atom makes a transition from n=3 to n=1. The recoil momentum of H atom will be June 5, 2021 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 29 - [...]

Suppose two deuterons must get as close as 10^−14 m in order for the nuclear force to overcome the repulsive electrostatic force. The height of the electrostatic barrier is nearest to Suppose two deuterons must get as close as 10^−14 m in order for the nuclear force to overcome the repulsive electrostatic force. The height [...]

If the series limit wavelength of the Lyman series for hydrogen atom is 912Å, then the series limit wavelength for the Balmer series for the hydrogen atom is If the series limit wavelength of the Lyman series for hydrogen atom is 912Å then the series limit wavelength for the Balmer series for the hydrogen atom [...]

The ratio of maximum to minimum possible radiation energy Bohr’s hypothetical hydrogen atom is equal to. The ratio of maximum to minimum possible radiation energy Bohr's hypothetical hydrogen atom is equal to. June 5, 2021 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 29 - Atomic Structure ,