試題詳解

57. Photoionization processes (e.g., N₂ + hν → N₂+ + e-) remove UV of ＜ 150 nm. Which photoreaction is the principal absorber of UV in the 150-200 nm range in the upper atmosphere?
(A)N₂ + hν → 2N
(B)O₂ + hν → 2º
(C) O₃ + hν → O₂ + O
(D)N₂ + O₂ + hν → 2NO