O₂

Molecular oxygen
Flags: RATE12
Empirical: O₂
Mass: 32 amu
Heat of formation: 0 kJ mol^-1
Added to system: 2003-05-06 06:43:21

Reactions: Formation | Destruction

119 O₂ formation reactions

	Reaction	α	β	γ	T_l - T_u (K)
1	O^- + O → O₂ + e^-	1.90e-10	0.00	0.00	10 - 41000
2	O₂^- + O₂ → O₂ + O₂ + e^-	7.00e-10	0.00	0.00	200 - 700
3	O₂^- + O₂ → O₂ + O₂ + e^-	7.00e-10	0.00	0.00	200 - 700
4	C₂ + O₂⁺ → O₂ + C₂⁺	4.10e-10	0.00	0.00	10 - 41000
5	C₂H₄ + O₂⁺ → C₂H₄⁺ + O₂	6.80e-10	0.00	0.00	10 - 41000
6	C + O₂⁺ → O₂ + C⁺	5.20e-11	0.00	0.00	10 - 41000
7	CH₂ + O₂⁺ → O₂ + CH₂⁺	4.30e-10	0.00	0.00	10 - 41000
8	CH + O₂⁺ → O₂ + CH⁺	3.10e-10	-0.50	0.00	10 - 41000
9	H₂CO + O₂⁺ → O₂ + H₂CO⁺	2.07e-9	-0.50	0.00	10 - 41000
10	HCO + O₂⁺ → O₂ + HCO⁺	3.60e-10	-0.50	0.00	10 - 41000
11	Mg + O₂⁺ → O₂ + Mg⁺	1.20e-9	0.00	0.00	10 - 41000
12	NH₂ + O₂⁺ → O₂ + NH₂⁺	8.70e-10	-0.50	0.00	10 - 41000
13	NH₃ + O₂⁺ → O₂ + NH₃⁺	2.00e-9	-0.50	0.00	10 - 41000
14	NO + O₂⁺ → O₂ + NO⁺	4.60e-10	0.00	0.00	10 - 41000
15	Na + O₂⁺ → O₂ + Na⁺	7.10e-10	0.00	0.00	10 - 41000
16	C₂H₂ + O₂⁺ → C₂H₂⁺ + O₂	1.11e-9	0.00	0.00	10 - 41000
17	O₂⁺ + CH₂CCH₂ → C₃H₄⁺ + O₂	1.22e-9	0.00	0.00	10 - 41000
18	O₂⁺ + CH₃CHCH₂ → C₃H₆⁺ + O₂	7.50e-10	0.00	0.00	10 - 41000
19	O₂⁺ + CH₃OCH₃ → CH₃OCH₃⁺ + O₂	4.50e-10	-0.50	0.00	10 - 41000
20	O₂⁺ + CH₃OH → CH₃OH⁺ + O₂	5.00e-10	-0.50	0.00	10 - 41000
21	O₂⁺ + Fe → Fe⁺ + O₂	1.10e-9	0.00	0.00	10 - 41000
22	O₂⁺ + H₂S → H₂S⁺ + O₂	1.40e-9	-0.50	0.00	10 - 41000
23	O₂⁺ + HCOOH → HCOOH⁺ + O₂	1.26e-10	-0.50	0.00	10 - 41000
24	O₂⁺ + NO₂ → NO₂⁺ + O₂	6.60e-10	0.00	0.00	10 - 41000
25	O₂⁺ + S → S⁺ + O₂	5.40e-10	0.00	0.00	10 - 41000
26	Si + O₂⁺ → O₂ + Si⁺	1.60e-9	0.00	0.00	10 - 41000
27	O₂^- + CRPHOT → O₂ + e^-	1.30e-17	0.00	250.00	10 - 41000
28	O₂H + CRPHOT → O₂ + H	1.30e-17	0.00	375.00	10 - 41000
29	O₂H⁺ + e^- → O₂ + H	3.00e-7	-0.50	0.00	10 - 300
30	C₂ + O₂H⁺ → O₂ + C₂H⁺	8.10e-10	0.00	0.00	10 - 41000
31	C₂H + O₂H⁺ → O₂ + C₂H₂⁺	7.60e-10	0.00	0.00	10 - 41000
32	C + O₂H⁺ → O₂ + CH⁺	1.00e-9	0.00	0.00	10 - 41000
33	CH₂ + O₂H⁺ → O₂ + CH₃⁺	8.50e-10	0.00	0.00	10 - 41000
34	CH + O₂H⁺ → O₂ + CH₂⁺	6.20e-10	-0.50	0.00	10 - 41000
35	CN + O₂H⁺ → O₂ + HCN⁺	8.60e-10	-0.50	0.00	10 - 41000
36	CO + O₂H⁺ → O₂ + HCO⁺	8.40e-10	0.00	0.00	10 - 41000
37	H₂ + O₂H⁺ → O₂ + H₃⁺	6.40e-10	0.00	0.00	80 - 300
38	H₂CO + O₂⁺ → O₂ + HCO⁺ + H	2.30e-10	-0.50	0.00	10 - 41000
39	H₂CO + O₂H⁺ → O₂ + H₃CO⁺	9.80e-10	-0.50	0.00	10 - 41000
40	H₂O + O₂H⁺ → O₂ + H₃O⁺	8.20e-10	-0.50	0.00	10 - 41000
41	HCN + O₂H⁺ → O₂ + HCNH⁺	9.70e-10	-0.50	0.00	10 - 41000
42	HCO + O₂H⁺ → O₂ + H₂CO⁺	7.10e-10	-0.50	0.00	10 - 41000
43	HNC + O₂H⁺ → O₂ + HCNH⁺	9.70e-10	-0.50	0.00	10 - 41000
44	He⁺ + CO₂ → O₂ + C⁺ + He	4.00e-11	0.00	0.00	10 - 41000
45	He⁺ + SO₂ → S⁺ + O₂ + He	9.00e-10	-0.50	0.00	10 - 41000
46	He⁺ + SiO₂ → O₂ + Si⁺ + He	2.00e-9	0.00	0.00	10 - 41000
47	N₂ + O₂H⁺ → O₂ + HN₂⁺	8.00e-10	0.00	0.00	10 - 41000
48	NH₂ + O₂H⁺ → O₂ + NH₃⁺	8.70e-10	-0.50	0.00	10 - 41000
49	NH₃ + O₂H⁺ → O₂ + NH₄⁺	2.00e-9	-0.50	0.00	10 - 41000
50	NH + O₂H⁺ → O₂ + NH₂⁺	6.30e-10	-0.50	0.00	10 - 41000
51	NO + O₂H⁺ → O₂ + HNO⁺	7.70e-10	0.00	0.00	10 - 41000
52	O⁺ + NO₂ → O₂ + NO⁺	8.30e-10	0.00	0.00	10 - 41000
53	O⁺ + SO₂ → SO⁺ + O₂	3.60e-10	-0.50	0.00	10 - 41000
54	O₂⁺ + CH₃OH → O₂ + H₃CO⁺ + H	5.00e-10	-0.50	0.00	10 - 41000
55	O₂H⁺ + CO₂ → HCO₂⁺ + O₂	1.10e-9	0.00	0.00	10 - 41000
56	O + HCO₂⁺ → O₂ + HCO⁺	1.00e-9	0.00	0.00	10 - 41000
57	O + HPO⁺ → O₂ + PH⁺	2.00e-10	0.00	0.00	10 - 41000
58	O + O₂H⁺ → O₂ + OH⁺	6.20e-10	0.00	0.00	10 - 41000
59	O + SiO⁺ → O₂ + Si⁺	2.00e-10	0.00	0.00	10 - 41000
60	OH + O₂H⁺ → O₂ + H₂O⁺	6.10e-10	-0.50	0.00	10 - 41000
61	S + O₂H⁺ → HS⁺ + O₂	1.10e-9	0.00	0.00	10 - 41000
62	O₂^- + C⁺ → C + O₂	7.51e-8	-0.50	0.00	10 - 41000
63	O₂^- + C₂H₂⁺ → O₂ + C₂H₂	7.51e-8	-0.50	0.00	10 - 41000
64	O₂^- + C₂H₃⁺ → O₂ + C₂H₃	7.51e-8	-0.50	0.00	10 - 41000
65	O₂^- + C₄H₂⁺ → O₂ + HC₄H	7.51e-8	-0.50	0.00	10 - 41000
66	O₂^- + C₄H₃⁺ → O₂ + C₄H₃	7.51e-8	-0.50	0.00	10 - 41000
67	O₂^- + C₄S⁺ → O₂ + C₄S	7.51e-8	-0.50	0.00	10 - 41000
68	O₂^- + CH₂CCH⁺ → O₂ + CH₂CCH	7.51e-8	-0.50	0.00	10 - 41000
69	O₂^- + CH₃⁺ → O₂ + CH₃	7.51e-8	-0.50	0.00	10 - 41000
70	O₂^- + CNC⁺ → O₂ + C₂N	7.51e-8	-0.50	0.00	10 - 41000
71	O₂^- + Fe⁺ → O₂ + Fe	7.51e-8	-0.50	0.00	10 - 41000
72	O₂^- + H⁺ → O₂ + H	7.51e-8	-0.50	0.00	10 - 41000
73	O₂^- + H₂CO⁺ → O₂ + H₂CO	7.51e-8	-0.50	0.00	10 - 41000
74	O₂^- + H₂S⁺ → O₂ + H₂S	7.51e-8	-0.50	0.00	10 - 41000
75	O₂^- + H₃⁺ → O₂ + H₂ + H	7.51e-8	-0.50	0.00	10 - 41000
76	O₂^- + H₃O⁺ → O₂ + H + H₂O	7.51e-8	-0.50	0.00	10 - 41000
77	O₂^- + HC₂S⁺ → O₂ + C₂S + H	7.51e-8	-0.50	0.00	10 - 41000
78	O₂^- + HCNH⁺ → O₂ + HCN + H	3.76e-8	-0.50	0.00	10 - 41000
79	O₂^- + HCNH⁺ → O₂ + HNC + H	3.76e-8	-0.50	0.00	10 - 41000
80	O₂^- + HCO⁺ → O₂ + H + CO	3.76e-8	-0.50	0.00	10 - 41000
81	O₂^- + HCO⁺ → O₂ + HCO	3.76e-8	-0.50	0.00	10 - 41000
82	O₂^- + He⁺ → O₂ + He	7.51e-8	-0.50	0.00	10 - 41000
83	O₂^- + Mg⁺ → O₂ + Mg	7.51e-8	-0.50	0.00	10 - 41000
84	O₂^- + N⁺ → O₂ + N	7.51e-8	-0.50	0.00	10 - 41000
85	O₂^- + N₂H⁺ → O₂ + N₂ + H	7.51e-8	-0.50	0.00	10 - 41000
86	O₂^- + NH₃⁺ → O₂ + NH₃	7.51e-8	-0.50	0.00	10 - 41000
87	O₂^- + NH₄⁺ → O₂ + NH₃ + H	7.51e-8	-0.50	0.00	10 - 41000
88	O₂^- + NO⁺ → O₂ + NO	7.51e-8	-0.50	0.00	10 - 41000
89	O₂^- + Na⁺ → O₂ + Na	7.51e-8	-0.50	0.00	10 - 41000
90	O₂^- + O⁺ → O₂ + O	7.51e-8	-0.50	0.00	10 - 41000
91	O₂^- + S⁺ → O₂ + S	7.51e-8	-0.50	0.00	10 - 41000
92	O₂^- + SO⁺ → O₂ + SO	7.51e-8	-0.50	0.00	10 - 41000
93	O₂^- + Si⁺ → O₂ + Si	7.51e-8	-0.50	0.00	10 - 41000
94	O₂^- + SiO⁺ → O₂ + SiO	7.51e-8	-0.50	0.00	10 - 41000
95	O₂^- + SiOH⁺ → O₂ + SiO + H	7.51e-8	-0.50	0.00	10 - 41000
96	O₂^- + SiS⁺ → O₂ + SiS	7.51e-8	-0.50	0.00	10 - 41000
97	CH₃ + O₂H → O₂ + CH₄	6.00e-12	0.00	0.00	10 - 2500
98	CH + O₂H → O₂ + CH₂	2.94e-13	0.50	7550.00	251 - 300
99	H + O₂H → O₂ + H₂	2.06e-11	0.84	277.00	230 - 2500
100	HCO + O₂H → O₂ + H₂CO	5.00e-11	0.00	0.00	300 - 2500
101	N + NO₂ → O₂ + N₂	1.00e-12	0.00	0.00	10 - 300
102	N + O₂H → O₂ + NH	1.70e-13	0.00	0.00	10 - 300
103	NO + NO → O₂ + N₂	2.51e-11	0.00	30653.00	1573 - 4700
104	O₂H + O₂H → H₂O₂ + O₂	1.00e-12	0.00	0.00	200 - 1250
105	O + CO₂ → O₂ + CO	2.46e-11	0.00	26567.00	300 - 6000
106	O + ClO → Cl + O₂	3.80e-11	0.00	0.00	200 - 2500
107	O + HNO → O₂ + NH	2.94e-12	0.50	3500.00	116 - 300
108	O + N₂O → O₂ + N₂	1.66e-10	0.00	14100.00	300 - 4100
109	O + NO₂ → O₂ + NO	9.82e-12	-0.21	5.20	200 - 2500
110	O + NO → O₂ + N	1.18e-11	0.00	20413.00	200 - 5000
111	O + O₂H → O₂ + OH	5.76e-11	-0.30	7.50	200 - 2500
112	O + OCN → O₂ + CN	4.02e-10	-1.43	3501.00	500 - 2500
113	O + OH → O₂ + H	3.69e-11	-0.27	12.90	10 - 500
114	O + SO₂ → SO + O₂	9.01e-12	0.00	9837.00	440 - 3760
115	O + SO → S + O₂	6.60e-13	0.00	2760.00	92 - 300
116	OH + O₂H → O₂ + H₂O	8.58e-11	-0.56	14.80	200 - 2500
117	O₂^- + PHOTON → O₂ + e^-	6.10e-9	0.00	0.50	10 - 41000
118	O₂H + PHOTON → O₂ + H	3.35e-10	0.00	2.10	10 - 41000
119	O + O → O₂ + PHOTON	4.90e-20	1.58	0.00	10 - 300

	Reaction	α	β	γ	T_l - T_u (K)
1	C^- + O₂ → CO₂ + e^-	5.00e-11	0.00	0.00	10 - 41000
2	O₂ + S^- → SO₂ + e^-	3.00e-11	0.00	0.00	10 - 41000
3	H₂ + O₂ → O + O + H₂	6.00e-9	0.00	52300.00	1743 - 41000
4	H + O₂ → O + O + H	6.00e-9	0.00	52300.00	1743 - 41000
5	O₂^- + O₂ → O₂ + O₂ + e^-	7.00e-10	0.00	0.00	200 - 700
6	CH₄⁺ + O₂ → O₂⁺ + CH₄	3.90e-10	0.00	0.00	10 - 41000
7	CN⁺ + O₂ → O₂⁺ + CN	2.58e-10	0.00	0.00	10 - 41000
8	CO⁺ + O₂ → O₂⁺ + CO	1.20e-10	0.00	0.00	10 - 41000
9	H⁺ + O₂ → O₂⁺ + H	2.00e-9	0.00	0.00	10 - 300
10	H₂⁺ + O₂ → O₂⁺ + H₂	8.00e-10	0.00	0.00	10 - 41000
11	H₂O⁺ + O₂ → O₂⁺ + H₂O	4.60e-10	0.00	0.00	10 - 41000
12	HCN⁺ + O₂ → O₂⁺ + HCN	3.20e-10	0.00	0.00	10 - 41000
13	He⁺ + O₂ → O₂⁺ + He	3.30e-11	0.00	0.00	10 - 41000
14	N⁺ + O₂ → O₂⁺ + N	3.11e-10	0.00	0.00	10 - 41000
15	N₂⁺ + O₂ → O₂⁺ + N₂	5.00e-11	0.00	0.00	10 - 41000
16	NH⁺ + O₂ → O₂⁺ + NH	4.51e-10	0.00	0.00	10 - 41000
17	O⁺ + O₂ → O₂⁺ + O	1.90e-11	0.00	0.00	10 - 41000
18	O^- + O₂ → O₂^- + O	7.30e-10	0.00	890.00	200 - 700
19	O₂ + CO₂⁺ → CO₂ + O₂⁺	5.30e-11	0.00	0.00	10 - 41000
20	O₂ + Cl⁺ → Cl + O₂⁺	4.60e-10	0.00	0.00	10 - 41000
21	O₂ + SO₂⁺ → SO₂ + O₂⁺	2.50e-10	0.00	0.00	10 - 41000
22	OH⁺ + O₂ → O₂⁺ + OH	5.90e-10	0.00	0.00	10 - 41000
23	O₂ + CRPHOT → O₂⁺ + e^-	1.30e-17	0.00	58.50	10 - 41000
24	O₂ + CRPHOT → O + O	1.30e-17	0.00	375.50	10 - 41000
25	C⁺ + O₂ → CO⁺ + O	3.42e-10	0.00	0.00	10 - 41000
26	C⁺ + O₂ → CO + O⁺	4.54e-10	0.00	0.00	10 - 41000
27	C^- + O₂ → CO + O^-	4.00e-10	0.00	0.00	10 - 41000
28	C₂⁺ + O₂ → CO⁺ + CO	8.00e-10	0.00	0.00	10 - 41000
29	CH⁺ + O₂ → CO⁺ + OH	1.00e-11	0.00	0.00	10 - 41000
30	CH⁺ + O₂ → HCO⁺ + O	9.70e-10	0.00	0.00	10 - 41000
31	CH⁺ + O₂ → HCO + O⁺	1.00e-11	0.00	0.00	10 - 41000
32	CH₂⁺ + O₂ → HCO⁺ + OH	9.10e-10	0.00	0.00	10 - 41000
33	CH₃⁺ + O₂ → H₃CO⁺ + O	5.00e-12	0.00	0.00	10 - 41000
34	CN⁺ + O₂ → NO⁺ + CO	8.60e-11	0.00	0.00	10 - 41000
35	CN⁺ + O₂ → OCN⁺ + O	8.60e-11	0.00	0.00	10 - 41000
36	H₂⁺ + O₂ → O₂H⁺ + H	1.90e-9	0.00	0.00	10 - 41000
37	H₂CO⁺ + O₂ → O₂H + HCO⁺	7.70e-11	0.00	0.00	10 - 41000
38	H₃⁺ + O₂ → O₂H⁺ + H₂	9.30e-10	0.00	100.00	10 - 3000
39	He⁺ + O₂ → O⁺ + O + He	1.10e-9	0.00	0.00	10 - 41000
40	N⁺ + O₂ → NO⁺ + O	2.63e-10	0.00	0.00	10 - 41000
41	N⁺ + O₂ → NO + O⁺	3.66e-11	0.00	0.00	10 - 41000
42	NH⁺ + O₂ → NO⁺ + OH	2.05e-10	0.00	0.00	10 - 41000
43	NH⁺ + O₂ → O₂H⁺ + N	1.64e-10	0.00	0.00	10 - 41000
44	NH₂⁺ + O₂ → H₂NO⁺ + O	1.19e-10	0.00	0.00	10 - 41000
45	NH₂⁺ + O₂ → HNO⁺ + OH	2.10e-11	0.00	0.00	10 - 41000
46	O₂ + C₃⁺ → C₃O⁺ + O	1.75e-10	0.00	0.00	10 - 41000
47	O₂ + C₃H⁺ → C₂O + HCO⁺	1.50e-11	0.00	0.00	10 - 41000
48	O₂ + C₃H⁺ → HC₂O⁺ + CO	2.50e-12	0.00	0.00	10 - 41000
49	O₂ + C₃H⁺ → HC₃O⁺ + O	7.50e-12	0.00	0.00	10 - 41000
50	O₂ + CS⁺ → OCS⁺ + O	1.30e-10	0.00	0.00	10 - 41000
51	O₂ + PH₂⁺ → PO⁺ + H₂O	7.80e-11	0.00	0.00	10 - 41000
52	O₂ + S⁺ → SO⁺ + O	1.50e-11	0.00	0.00	10 - 41000
53	O₂ + SiS⁺ → SO⁺ + SiO	6.23e-11	0.00	0.00	10 - 41000
54	O₂ + SiS⁺ → SiO⁺ + SO	2.67e-11	0.00	0.00	10 - 41000
55	P⁺ + O₂ → PO⁺ + O	5.60e-10	0.00	0.00	10 - 41000
56	PH⁺ + O₂ → PO⁺ + OH	5.40e-10	0.00	0.00	10 - 41000
57	SiH₂⁺ + O₂ → SiOH⁺ + OH	2.40e-11	0.00	0.00	10 - 41000
58	SiH₃⁺ + O₂ → H₃SiO⁺ + O	2.90e-12	0.00	0.00	10 - 41000
59	C₂ + O₂ → CO + CO	1.50e-11	0.00	4300.00	298 - 1300
60	C₂H₃ + O₂ → H₂CO + HCO	8.87e-12	-0.73	22.70	200 - 362
61	C₂H₃ + O₂ → O₂H + C₂H₂	3.15e-14	1.45	-52.00	300 - 3500
62	C₂H + O₂ → HCO + CO	3.67e-11	-0.35	0.00	10 - 1500
63	C + O₂ → CO + O	5.56e-11	0.41	-26.90	10 - 8000
64	CH₂ + O₂ → CO₂ + H₂	2.92e-11	-3.30	1443.00	1000 - 1828
65	CH₂ + O₂ → CO₂ + H + H	3.65e-11	-3.30	1443.00	1000 - 1828
66	CH₂ + O₂ → CO + H₂O	2.48e-10	-3.30	1443.00	1000 - 1828
67	CH₂ + O₂ → H₂CO + O	3.65e-11	-3.30	1443.00	1000 - 1828
68	CH₂ + O₂ → HCO + OH	4.10e-11	0.00	750.00	300 - 2500
69	CH₃ + O₂ → H₂CO + OH	5.64e-13	0.00	4500.00	298 - 3000
70	CH₃ + O₂ → HCO + H₂O	1.66e-12	0.00	0.00	1700 - 2000
71	CH₃ + O₂ → O₂H + CH₂	5.30e-12	0.00	34975.00	1165 - 41000
72	CH₄ + O₂ → O₂H + CH₃	6.70e-11	0.00	28640.00	300 - 2500
73	CH + O₂ → CO₂ + H	1.14e-11	-0.48	0.00	10 - 300
74	CH + O₂ → CO₂ + H	1.14e-11	0.00	0.00	301 - 3000
75	CH + O₂ → CO + O + H	1.14e-11	-0.48	0.00	10 - 300
76	CH + O₂ → CO + O + H	1.14e-11	0.00	0.00	301 - 3000
77	CH + O₂ → CO + OH	7.60e-12	-0.48	0.00	10 - 300
78	CH + O₂ → CO + OH	7.60e-12	0.00	0.00	301 - 3000
79	CH + O₂ → HCO + O	7.60e-12	-0.48	0.00	10 - 300
80	CH + O₂ → HCO + O	7.60e-12	0.00	0.00	301 - 3000
81	CN + O₂ → NO + CO	5.12e-12	-0.49	-5.20	13 - 1565
82	CN + O₂ → OCN + O	2.02e-11	-0.19	-31.90	13 - 4526
83	CO + O₂ → CO₂ + O	5.99e-12	0.00	24075.00	300 - 6000
84	H₂ + O₂ → O₂H + H	2.40e-10	0.00	28500.00	300 - 2500
85	H₂ + O₂ → OH + OH	3.16e-10	0.00	21890.00	300 - 2500
86	H + O₂ → OH + O	2.61e-10	0.00	8156.00	250 - 4000
87	HCO + O₂ → CO₂ + OH	7.60e-13	0.00	0.00	298 - 298
88	HCO + O₂ → O₂H + CO	4.64e-12	0.70	-25.60	200 - 2500
89	N₂ + O₂ → N₂O + O	1.00e-10	0.00	55200.00	1840 - 41000
90	N + O₂ → NO + O	2.26e-12	0.86	3134.00	200 - 14000
91	NH + O₂ → HNO + O	6.88e-14	2.07	3281.00	300 - 3500
92	NH + O₂ → NO + OH	2.54e-14	1.18	312.00	298 - 3300
93	NO + O₂ → NO₂ + O	2.80e-12	0.00	23400.00	780 - 41000
94	O₂ + OCN → CO₂ + NO	1.32e-12	0.00	0.00	298 - 298
95	O₂ + OCN → NO₂ + CO	8.10e-11	0.00	773.00	25 - 300
96	O₂ + S → SO + O	1.76e-12	0.81	-30.80	200 - 3460
97	O₂ + SO → SO₂ + O	1.10e-14	1.89	1538.00	200 - 2980
98	P + O₂ → PO + O	1.00e-13	0.00	0.00	300 - 2500
99	Si + O₂ → SiO + O	1.72e-10	-0.53	17.00	10 - 300
100	O₂ + PHOTON → O₂⁺ + e^-	7.60e-11	0.00	3.90	10 - 41000
101	O₂ + PHOTON → O + O	7.90e-10	0.00	2.10	10 - 41000

Variation of log fractional abundance (relative to H₂) with log time (years) in a dark cloud model. Ref. RATE12 paper.

O2

O₂