Q44.The upper stratosphere consisting of the ozone layer, protects us from the sun's radiation that falls in the wavelength region of (1) 200 −315 nm (2) 600 −750 nm (3) 400 −550 nm (4) 0 .8 −1 .5 nm
What This Question Tests
This question assesses the understanding of the specific wavelength range of solar UV radiation that is primarily absorbed by the ozone layer in the stratosphere.
Concepts Tested
📚 NCERT Sections This Tests
12.5 — A Hydrogen Atom Initially In The Ground Level Absorbs A Photon,
Physics Class 12 · Chapter 12
12.5 A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.
11.7 — The Work Function For A Certain Metal Is 4.2 Ev. Will This Metal Give
Physics Class 12 · Chapter 11
11.7 The work function for a certain metal is 4.2 eV. Will this metal give hotoelectric emission for incident radiation of wavelength 330 nm?
12.3 — A Difference Of 2.3 Ev Separates Two Energy Levels In An Atom. What
Physics Class 12 · Chapter 12
12.3 A difference of 2.3 eV separates two energy levels in an atom. What is the frequency of radiation emitted when the atom make a transition from the upper level to the lower level?
📋 Question Details
- Chapter
- Environmental Chemistry
- Topic
- Ozone layer and UV radiation
- Year
- 2019
- Shift
- 12 Jan Shift 2
- Q Number
- Q44
- Type
- Conceptual
- NCERT Ref
- Class 11 Chemistry Ch 14: Environmental Chemistry
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