Exam 36: Atoms

According to the Bohr theory,the allowed energy states for the hydrogen atom are given by the relation This formula can be readily extended to other hydrogenic (one-electron)systems.The energy of the second level (n = 2)for the doubly ionized lithium atom is

The d state of an electronic configuration corresponds to

The number of electrons in the M shell for the element whose electronic configuration is must be

For the hydrogen atom in the ground state,the wave function is The probability of finding the electron from r = 0 to r = 2a₀ is approximately Note:

Evidence of electron capture by a nucleus would be the emission of

The symbol that represents the orbital quantum number is

The kinetic energy of an electron moving in a circular orbit of radius r about a positive charge Ze varies

The limit (n = $\infty$ )of a particular spectral series is the line of

The energy of a hydrogen atom in the n = 5 state is approximately

The wavelength of the K _$\alpha$ X-ray line for an element is 0.0794 nm.The atomic number of the element is

The Pauli exclusion principle states that no two electrons in the same atom can have the same set of quantum numbers.This set of quantum numbers is

What is the energy difference between the transition with the longest wavelength in the Lyman series and the transition with the shortest wavelength in the Paschen series?

The wavelength of the photon emitted when a hydrogen atom undergoes a transition from the n = 5 state to the n = 1 state is approximately

When a gold foil is bombarded with alpha particles,a small fraction of the alpha particles were scattered at large angles.The large scattering angles

For the hydrogen atom in the ground state,the radial probability density is The probability of finding the electron in the range $\Delta$ r = 0.04a₀ at r = a₀ is

The electron configuration of nitrogen (Z = 7)is

When the voltage across an X-ray tube is doubled,the minimum wavelength of the bremsstrahlung radiation

The number of electrons in the L shell for the element whose electronic configuration is must be

The symbol that represents the principal quantum number is

The wavelength of the visible line in the hydrogen spectrum that corresponds to m = 5 in the Balmer equation is