Embibe Experts Solutions for Chapter: Structure of Atom, Exercise 2: Exercise-2

Which transition in ${\mathrm{Li}}^{2+}$ would have the same wavelength as the $2\to 4$ transition in ${\mathrm{He}}^{+}$ ion?

$v_1$ is the frequency of the series limit of Lyman series, $v_2$ is the frequency of the first line of Lyman series and $v_3$ is the frequency of the series limit of the Balmer series. Then

In which transition, one quantum of energy is emitted?

In a $\mathrm{H}$-like sample, electrons make transition from $4^{\text{th }}$ excited state up to $2^{\text{nd }}$ state. Then:

The change in angular momentum corresponding to an electron in Balmer transition inside a hydrogen atom can be:

The magnitude of the spin angular momentum of an electron is given by;

Which of the following statement(s) is (are) correct?

The configuration $\left[\mathrm{Ar}\right]3{\mathrm{d}}^{10}4{\mathrm{s}}^{2}4{\mathrm{p}}^4$ is similar to that of: