Embibe Experts Solutions for Chapter: Structure of Atom, Exercise 5: Exercise 5

An excited state of $\mathrm{H}$ atom emits a photon of wavelength $\mathrm{\lambda }$ and returns in the ground state, the principal quantum number of excited state is given by :

Which of the following does not travel with the speed of light?

What is the ratio of area covered by second orbit to the first orbit ?

The probability of finding of three unpaired electron in nitrogen atom is defined by which of the following?

Electron occupy the available sub level which has lower $(\mathrm{n}+\mathrm{l})$ value. What is this called?

For $\mathrm{n}=3$, how many values of $\mathrm{l}$ and $\mathrm{m}$ respectively will be?

In $\mathrm{d}$-subshell, electron is:

In a given energy level, the order of penetration effect of different orbitals is: