Question
What is the maximum wavelength line in the Lyman series of He ^ + ion?
BITSAT
Chemistry
Structure of Atom
2020
BITSAT 2020
BITSAT Chemistry Question (2020) — Solution
Options
- A. 3 R
- B. 1 R
- C. 1 3 R
- D. None of these
Answer
C. 1 3 R
Step-by-step solution
1 = RZ ^ 2 [ 1 n _ 1 ^ 2 - 1 n _ 2 ^ 2 ]= R 2^ 2 [ 1 l ^ 2 - 1 2^ 2 ] 3 R ; = 1 3 R
Related: Chemistry — Structure of Atom · All PYQ Banks