4 O = O ; {oxygen atomic ground state (3P)}
6 NO = N + O ; {nitric oxide}
7 NO2 = N + 2O ; {nitrogen dioxide}
8 NO3 = N + 3O ; {nitrogen trioxide}
9 N2O5 = 2N + 5O ; {dinitrogen pentoxide}
10 HNO3 = H + N + 3O ; { nitric acid }
11 HNO4 = H + N + 4O ; {HO2NO2 pernitric acid}
12 H = H ; {hydrogen atomic ground state (2S)}
13 OH = O + H ; {hydroxyl radical}
14 HO2 = H + 2O ; {perhydroxyl radical}
15 H2O2 = 2H + 2O ; {hydrogen peroxide}
16 CH3 = C + 3H ; {methyl radical}
17 CH3O = C + 3H + O ; {methoxy radical}
18 CH3O2 = C + 3H + 2O ; {methylperoxy radical}
19 CH3OOH = C + 4H + 2O ; {CH4O2 methylperoxy alcohol}
20 HCO = H + C + O ; {CHO formyl radical}
21 CH2O = C + 2H + O ; {formalydehyde}
30 H2O = H + 2O ; {water}
31 H2 = 2H ; {molecular hydrogen}
32 O2 = 2O ; {molecular oxygen}
33 N2 = 2N ; {molecular nitrogen}
34 CH4 = C + 4H ; {methane}
35 CO = C + O ; {carbon monoxide}
36 CO2 = C + 2O ; {carbon dioxide}