Fundamentholfundamenthol
JEE Main2019Chemistry
Q.

The upper stratosphere consisting of the ozone layer protects us from the sun’s radiation that falls in the wavelength region of 

  1. A

    200 – 315 nm 

  2. B

    600 – 750 nm 

  3. C

    400 – 550 nm 

  4. D

    0.8 – 1.5 nm 

Solution

Ozone layer protects from ultra violet radiation.

Wavelength range lies in 200 – 315 nm

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