Ultraviolet radiations produce the photo oxidant

Ultraviolet radiations produce the following photo-oxidant

Ultraviolet radiation is absorbed by

Which of the following alkanes when mixed with chlorine in 1: 1 ratio and then reacted with ultraviolet radiation , produces only one chlorine - substituted compound ?

Ultraviolet radiations cause mutations due to

Ultraviolet radiations cause mutations due to

Ultraviolet radiations is absorbed by: