Chemistry - Atomic Structure Question with Solution | TestHub

(I) Lyman series

(P) ${\mathrm{n}}_1=2$ and ${\mathrm{n}}_2=3,4,5,\dots$

(II) Balmer series

(Q) ${\mathrm{n}}_1=4$ and ${\mathrm{n}}_2=5,6,7$

(III) Paschen series

(R) ${\mathrm{n}}_1=5$ and ${\mathrm{n}}_2=6,7,\dots$

(IV) Pfund series

(S) ${\mathrm{n}}_1=1$ and ${\mathrm{n}}_2=2,3,4,\dots$

(T) ${\mathrm{n}}_1=3$ and ${\mathrm{n}}_2=4,5,6,\dots$.