Download the app

Questions  

The minimum and maximum values of wavelength in the Lyman series of a H atom are, respectively



 

Remember concepts with our Masterclasses.

80k Users
60 mins Expert Faculty Ask Questions
a
364.3 nm and 653.4 nm
b
 91.2 nm and 121.5 nm
c
 41.2 nm and 102.6 nm
d
 9.12 nm and 121.5 nm

Ready to Test Your Skills?

Check Your Performance Today with our Free Mock Tests used by Toppers!

detailed solution

Correct option is B

For lyman series,
Maximum wavelength implies minimum transition energy which is for n2 =2→n1 =1,E=10.4eV.
Minimum wavelength implies maximum transition energy which is for n2 =∞→n1 =1,E=13.6eV.
Therefore,
λmax =hc/E min =121nm, 
λ min =hc/E max =91nm.

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?

ctaimg

Create Your Own Test
Your Topic, Your Difficulty, Your Pace


test your sad image
knowledge
rocket icon 5 Questionscheck how much you know about a topic
clock icon 5 minsstand a chance to win up-to 100% scholarships
child image


whats app icon
phone icon