Assignment Set-2

Which of the following electronic level would allow the hydrogen to absorb a photon but not emit a photon?

Which of the following transition will emit maximum energy in hydrogen atom?

In an atom, which has $2\mathrm{K}, 8\mathrm{L},18\mathrm{M}$ and $2\mathrm{N}$ electrons in the ground state. The total number of electrons having magnetic quantum number, $\mathrm{m} = 0$ is

The probability density curve for $2\mathrm{s}$ electron appears like

A $\mathrm{p}-$orbital can accommodate upto

The number of radial nodes in $4\mathrm{s}$ and $3\mathrm{p}$ orbitals are respectively

Which of the following orbital is with the four lobes present on the axis?

Which of the following is an incorrect graphical representation based on photoelectric effect?