Match the following

Column–I		Column–II
A	$n_1\to n_{\infty }$   In H-atoms	P	Visible Radiations
B	$n_4\to n_2$  in $H{e}^{+}$ ion	Q	Energy numerically equal to Rydberg energy
C	$n_{\infty }\to n_1$  in  $H{e}^{+}$ ion	R	Energy numerically equal to ionization energy
D	$n_4\to n_2$   In H-atoms	S	Ultraviolet Radiation

 

Column–I

Column–II

A

$n_1\to n_{\infty }$   In H-atoms

Q. $∆\mathrm{E}={\mathrm{R}}_{\mathrm{H}}{\mathrm{Z}}^2\left[\frac{1}{{\mathrm{n}}_1^2}-\frac{1}{{\mathrm{n}}_{\infty }^2}\right]={\mathrm{R}}_{\mathrm{H}}$ 

R.      $\mathrm{I}.\mathrm{E} = {\mathrm{E}}_1-{\mathrm{E}}_{\infty }={\mathrm{E}}_1={\mathrm{R}}_{\mathrm{H}}$

S.  Lyman series$\to$U V radiations

B

$n_4\to n_2$  in $H{e}^{+}$ ion

P

Lyman series - visible region

C

$n_{\infty }\to n_1$  in  $H{e}^{+}$ ion

R

Energy numerically equal to ionization energy= $∆\mathrm{E}={\mathrm{R}}_{\mathrm{H}}{\mathrm{Z}}^2\left[\frac{1}{{\mathrm{n}}_1^2}-\frac{1}{{\mathrm{n}}_{\infty }^2}\right]=4{\mathrm{R}}_{\mathrm{H}}=\mathrm{I}.\mathrm{E} \mathrm{of} {\mathrm{He}}^{+}$

Lyman series ------UV radiation

D

$n_4\to n_2$   In H-atoms

S

Lyman series - visible region