Q. Match the List-I with List-II. [table] List-I (Spectral Lines of Hydrogen for transitions from) | List-II (Wavelengths (nm)) ; (A) $n_2=3$ to $n_1=2$ | I. 410.2 ; (B) $n_2=4$ to $n_1=2$ | II. 434.1 ; (C) $n_2=5$ to $n_1=2$ | III. 656.3 ; (D) $n_2=6$ to $n_1=2$ | IV. 486.1 [/table] Choose the correct answer from the options given below:
A) A-IV, B-III, C-I, D-II
B) A-I, B-II, C-III, D-IV
C) A-II, B-I, C-IV, D-III
D) A-III, B-IV, C-II, D-I
Explanation
[Solution by Claude - not from source] Balmer lines: 3→2 is 656.3 nm, 4→2 is 486.1 nm, 5→2 is 434.1 nm, 6→2 is 410.2 nm. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.