The most efficient absorber of ultraviolet radiation in the atmosphere is? By: Sunday|Published on: Apr 17|Categories: Chemistry NECO| 0 comments A. CO2 B. H2 C. H2O D. O2 E. O3  Correct Answer: Option E – O3 Users Also Read These:A radiation fog is likely to develop when there is?Which of the following instruments is used in…When ultraviolet light is incident on certain…Which of the following statements is true of…Which of the following has no effect on radiation?SEE ALSO The electronic configuration of an element is 1s² 2s² 2p6 3s² 3p³. Where is the element located in the periodic table?