All of the bands are dissociative, meaning that the molecule falls apart to after absorbing a photon. The most important absorption is the Hartley band, extending from slightly above 300 nm down to slightly above 200 nm. It is this band that is responsible for absorbing UV C in the stratosphere.
All of the bands are dis.sociative meaning tha,t the molecule falls apart to after absorbing a photon. The most important absorption is the Hartley band extending from slightly above 300 nm, down to slightly above 200 nm It is this band that is responsible for absorbing UV C in the stratosphere.