Embibe Experts Solutions for Chapter: Structure of Atom, Exercise 3: Level 3

The de-Broglie wavelength of an electron travelling at $\mathrm{x}$percent of the speed of light was found to be $2.42 \stackrel{\mathrm{o}}{\mathrm{A}}$. Then, what is the value of '$\mathrm{x}$'?

What is the difference in the values of orbital angular momentum of$3\mathrm{d} \text{and} 2\mathrm{p}$ electrons?

Suppose that the maximum number of electrons in a d-orbital is '$\mathrm{x}$' and the minimum number of electrons of the same spin in 'd' sub-shell (of any possible configuration) is '$\mathrm{y}$'. Then, what is the product '$\mathrm{xy}$'?

Which of the following indicates the set of quantum numbers corresponding to the highest energy for ${\mathrm{He}}^{+}$?

The total number of electrons present in all the $\mathrm{p}-$orbitals in the ground state of ${}_{34}\mathrm{Se}$ are

Which among the following have the same number of electrons in the ultimate as well as the penultimate shell?

In hydrogen atom an orbit has a diameter of about $16.92 Å.$ What is the maximum number of electrons that can be accommodated.

The latent heat of fusion of ice is $330 {\mathrm{Jg}}^{-1}.$ Calculate the number of photons of radiation of frequency $5\times {10}^{13} {\mathrm{s}}^{-1}$ to cause the melting of $1$ mole of ice. Take $\mathrm{h}=6.6\times {10}^{34} \mathrm{J}.\mathrm{S}.$ Express your answer as $\mathrm{X}\times {10}^{22},$ what is the value of $\text{'}\mathrm{X}\text{'}.$