H₃O⁺

Protonated water, Hydronium ion
Flags: Detected, RATE12
Empirical: H₃O⁺
Mass: 19 amu
Heat of formation: 597.0 kJ mol^-1
Added to system: 2003-04-28 18:00:49

Reactions: Formation | Destruction

48 H₃O⁺ formation reactions

	Reaction	α	β	T_l - T_u (K)
1	CH⁺ + H₂O → H₃O⁺ + C	5.80e-10	-0.50	10 - 41000
2	CH₄⁺ + H₂O → H₃O⁺ + CH₃	2.60e-9	-0.50	10 - 41000
3	CH₄ + H₂O⁺ → H₃O⁺ + CH₃	1.40e-9	0.00	10 - 41000
4	CH₄ + OH⁺ → H₃O⁺ + CH₂	1.31e-9	0.00	10 - 41000
5	CH₅⁺ + H₂O → H₃O⁺ + CH₄	3.70e-9	-0.50	10 - 41000
6	H₂⁺ + H₂O → H₃O⁺ + H	3.40e-9	-0.50	10 - 41000
7	H₂ + H₂O⁺ → H₃O⁺ + H	6.40e-10	0.00	10 - 41000
8	H₂O⁺ + CH₃CH₃ → C₂H₅ + H₃O⁺	1.33e-9	0.00	10 - 41000
9	H₂O⁺ + H₂O → H₃O⁺ + OH	2.10e-9	-0.50	10 - 41000
10	H₂O⁺ + H₂S → HS + H₃O⁺	5.40e-11	-0.50	10 - 41000
11	H₂O⁺ + HCO → CO + H₃O⁺	2.80e-10	-0.50	10 - 41000
12	H₂O + C₂H₂⁺ → C₂H + H₃O⁺	2.20e-10	-0.50	10 - 41000
13	H₂O + C₂H₃⁺ → C₂H₂ + H₃O⁺	1.11e-9	-0.50	10 - 41000
14	H₂O + C₂H₅⁺ → C₂H₄ + H₃O⁺	1.40e-9	-0.50	10 - 41000
15	H₂O + CH₃CH₃⁺ → C₂H₅ + H₃O⁺	2.95e-9	-0.50	10 - 41000
16	H₂O + H₂CO⁺ → HCO + H₃O⁺	2.60e-9	-0.50	10 - 41000
17	H₂O + H₂Cl⁺ → HCl + H₃O⁺	2.00e-9	-0.50	200 - 520
18	H₂O + H₂S⁺ → HS + H₃O⁺	8.10e-10	-0.50	10 - 41000
19	H₂O + H₃CO⁺ → H₂CO + H₃O⁺	2.30e-10	-0.50	10 - 41000
20	H₂O + HCN⁺ → CN + H₃O⁺	1.80e-9	-0.50	10 - 41000
21	H₂O + HCO⁺ → CO + H₃O⁺	2.50e-9	-0.50	10 - 41000
22	H₂O + HCO₂⁺ → CO₂ + H₃O⁺	2.30e-9	-0.50	10 - 41000
23	H₂O + HCOOH₂⁺ → H₃O⁺ + HCOOH	2.10e-11	-0.50	10 - 41000
24	H₂O + HNO⁺ → NO + H₃O⁺	2.30e-9	-0.50	10 - 41000
25	H₂O + HNSi⁺ → SiN + H₃O⁺	2.00e-9	-0.50	10 - 41000
26	H₂O + HOCS⁺ → H₃O⁺ + OCS	3.40e-9	-0.50	10 - 41000
27	H₂O + HPO⁺ → PO + H₃O⁺	3.40e-10	-0.50	10 - 41000
28	H₂O + HS⁺ → S + H₃O⁺	7.80e-10	-0.50	10 - 41000
29	H₂O + HSO₂⁺ → SO₂ + H₃O⁺	2.13e-9	-0.50	10 - 41000
30	H₂O + HN₂⁺ → N₂ + H₃O⁺	2.60e-9	-0.50	10 - 41000
31	H₂O + NCCNH⁺ → H₃O⁺ + NCCN	5.10e-10	-0.50	10 - 41000
32	H₂O + O₂H⁺ → O₂ + H₃O⁺	8.20e-10	-0.50	10 - 41000
33	H₂O + PH⁺ → P + H₃O⁺	2.52e-10	-0.50	10 - 41000
34	H₂O + PH₂⁺ → PH + H₃O⁺	1.62e-10	-0.50	10 - 41000
35	H₂O + SiCH₃⁺ → SiCH₂ + H₃O⁺	2.00e-9	-0.50	10 - 41000
36	H₂O + SiH⁺ → Si + H₃O⁺	8.00e-10	-0.50	10 - 41000
37	H₂O + SiH₄⁺ → SiH₃ + H₃O⁺	2.00e-9	-0.50	10 - 41000
38	H₂O + SiH₅⁺ → SiH₄ + H₃O⁺	2.00e-9	-0.50	10 - 41000
39	H₃⁺ + CH₃CHO → H₃O⁺ + C₂H₄	1.04e-9	-0.50	10 - 41000
40	H₃⁺ + H₂O → H₃O⁺ + H₂	5.90e-9	-0.50	10 - 41000
41	H₃⁺ + HCOOH → H₃O⁺ + CO + H₂	1.80e-9	-0.50	10 - 41000
42	NH⁺ + H₂O → H₃O⁺ + N	1.05e-9	-0.50	10 - 41000
43	NH₂⁺ + H₂O → H₃O⁺ + NH	2.76e-9	-0.50	10 - 41000
44	NH + H₂O⁺ → H₃O⁺ + N	7.10e-10	-0.50	10 - 41000
45	O + CH₅⁺ → H₃O⁺ + CH₂	2.20e-10	0.00	10 - 41000
46	OH⁺ + CH₃CH₃ → C₂H₄ + H₃O⁺	1.60e-10	0.00	10 - 41000
47	OH⁺ + H₂O → H₃O⁺ + O	1.30e-9	-0.50	10 - 41000
48	OH + H₂O⁺ → H₃O⁺ + O	6.90e-10	-0.50	10 - 41000

	Reaction	α	β	T_l - T_u (K)
1	H₃O⁺ + e^- → H₂O + H	7.09e-8	-0.50	10 - 1000
2	H₃O⁺ + e^- → O + H₂ + H	5.60e-9	-0.50	10 - 1000
3	H₃O⁺ + e^- → OH + H₂	5.37e-8	-0.50	10 - 1000
4	H₃O⁺ + e^- → OH + H + H	3.05e-7	-0.50	10 - 1000
5	C + H₃O⁺ → HCO⁺ + H₂	1.00e-11	0.00	10 - 41000
6	CH₂ + H₃O⁺ → H₂O + CH₃⁺	9.40e-10	0.00	10 - 41000
7	CH + H₃O⁺ → H₂O + CH₂⁺	6.80e-10	-0.50	10 - 41000
8	H₃O⁺ + C₂ → C₂H⁺ + H₂O	9.20e-10	0.00	10 - 41000
9	H₃O⁺ + C₂H₃ → C₂H₄⁺ + H₂O	2.00e-9	-0.50	10 - 41000
10	H₃O⁺ + C₂H₅OH → C₂H₅OH₂⁺ + H₂O	2.80e-9	-0.50	10 - 41000
11	H₃O⁺ + C₂O → HC₂O⁺ + H₂O	1.00e-9	-0.50	10 - 41000
12	H₃O⁺ + C₂S → HC₂S⁺ + H₂O	1.00e-9	-0.50	10 - 41000
13	H₃O⁺ + C₃ → C₃H⁺ + H₂O	2.00e-9	0.00	10 - 41000
14	H₃O⁺ + C₃H₂ → C₃H₃⁺ + H₂O	3.00e-9	-0.50	10 - 41000
15	H₃O⁺ + C₃H → C₃H₂⁺ + H₂O	2.00e-9	-0.50	10 - 41000
16	H₃O⁺ + C₃N → HC₃N⁺ + H₂O	2.00e-9	-0.50	10 - 41000
17	H₃O⁺ + C₃O → HC₃O⁺ + H₂O	1.00e-9	-0.50	10 - 41000
18	H₃O⁺ + C₃P → PC₃H⁺ + H₂O	1.00e-9	-0.50	10 - 41000
19	H₃O⁺ + C₃S → HC₃S⁺ + H₂O	1.00e-9	-0.50	10 - 41000
20	H₃O⁺ + C₄ → C₄H⁺ + H₂O	1.10e-9	0.00	10 - 41000
21	H₃O⁺ + C₄H₃ → C₄H₄⁺ + H₂O	1.00e-9	0.00	10 - 41000
22	H₃O⁺ + C₄H → C₄H₂⁺ + H₂O	1.10e-9	-0.50	10 - 41000
23	H₃O⁺ + C₄P → PC₄H⁺ + H₂O	1.00e-9	-0.50	10 - 41000
24	H₃O⁺ + C₄S → HC₄S⁺ + H₂O	1.00e-9	-0.50	10 - 41000
25	H₃O⁺ + C₆H₆ → C₆H₇⁺ + H₂O	1.30e-9	0.00	10 - 41000
26	H₃O⁺ + CCP → HC₂P⁺ + H₂O	1.00e-9	-0.50	10 - 41000
27	H₃O⁺ + CH₂CCH → C₃H₄⁺ + H₂O	2.00e-9	-0.50	10 - 41000
28	H₃O⁺ + H₂CCO → CH₃CO⁺ + H₂O	2.00e-9	-0.50	10 - 41000
29	H₃O⁺ + CH₂NH → CH₂NH₂⁺ + H₂O	1.00e-9	-0.50	10 - 41000
30	H₃O⁺ + CH₂PH → PCH₄⁺ + H₂O	1.00e-9	0.00	10 - 41000
31	H₃O⁺ + CH₃CCH → C₃H₅⁺ + H₂O	1.80e-9	0.00	10 - 41000
32	H₃O⁺ + CH₃CHCH₂ → C₃H₇⁺ + H₂O	1.70e-9	0.00	10 - 41000
33	H₃O⁺ + CH₃CHO → CH₃CHOH⁺ + H₂O	3.60e-9	-0.50	10 - 41000
34	H₃O⁺ + CH₃CN → CH₃CNH⁺ + H₂O	4.70e-9	-0.50	10 - 41000
35	H₃O⁺ + CH₃COCH₃ → CH₃COCH₄⁺ + H₂O	3.90e-9	-0.50	10 - 41000
36	H₃O⁺ + CH₃OCH₃ → CH₃OCH₄⁺ + H₂O	2.70e-9	-0.50	10 - 41000
37	H₃O⁺ + CH₃OH → CH₃OH₂⁺ + H₂O	2.50e-9	-0.50	10 - 41000
38	H₃O⁺ + CP → HCP⁺ + H₂O	1.00e-9	0.00	10 - 41000
39	H₃O⁺ + CS → HCS⁺ + H₂O	1.00e-9	-0.50	10 - 41000
40	H₃O⁺ + H₂CCC → CH₂CCH⁺ + H₂O	3.00e-9	-0.50	10 - 41000
41	H₃O⁺ + H₂CO → H₃CO⁺ + H₂O	3.40e-9	-0.50	10 - 41000
42	H₃O⁺ + H₂S₂ → H₃S₂⁺ + H₂O	2.00e-9	-0.50	10 - 41000
43	H₃O⁺ + H₂S → H₃S⁺ + H₂O	1.90e-9	-0.50	10 - 41000
44	H₃O⁺ + H₂SiO → H₃SiO⁺ + H₂O	2.00e-9	-0.50	10 - 41000
45	H₃O⁺ + HC₂P → PC₂H₂⁺ + H₂O	1.00e-9	0.00	10 - 41000
46	H₃O⁺ + HC₃N → HC₃NH⁺ + H₂O	4.00e-9	-0.50	10 - 41000
47	H₃O⁺ + HC₄H → C₄H₃⁺ + H₂O	1.10e-9	0.00	10 - 41000
48	H₃O⁺ + HCN → HCNH⁺ + H₂O	3.80e-9	-0.50	10 - 41000
49	H₃O⁺ + HCOOCH₃ → H₅C₂O₂⁺ + H₂O	3.00e-9	-0.50	10 - 41000
50	H₃O⁺ + HCP → PCH₂⁺ + H₂O	1.00e-9	0.00	10 - 41000
51	H₃O⁺ + HCSi → SiCH₂⁺ + H₂O	2.00e-9	0.00	10 - 41000
52	H₃O⁺ + HNC → HCNH⁺ + H₂O	4.00e-9	-0.50	10 - 41000
53	H₃O⁺ + HNSi → SiNH₂⁺ + H₂O	2.00e-9	0.00	10 - 41000
54	H₃O⁺ + HPO → H₂PO⁺ + H₂O	1.00e-9	-0.50	10 - 41000
55	H₃O⁺ + HS₂ → H₂S₂⁺ + H₂O	2.00e-9	-0.50	10 - 41000
56	H₃O⁺ + Na → Na⁺ + H₂O + H	3.10e-9	0.00	10 - 41000
57	H₃O⁺ + P → HPO⁺ + H₂	1.00e-9	0.00	10 - 41000
58	H₃O⁺ + PN → HPN⁺ + H₂O	1.00e-9	-0.50	10 - 41000
59	H₃O⁺ + S₂ → HS₂⁺ + H₂O	2.00e-9	0.00	10 - 41000
60	H₃O⁺ + Si → SiH⁺ + H₂O	1.80e-9	0.00	10 - 41000
61	H₃O⁺ + SiC₂ → SiC₂H⁺ + H₂O	2.00e-9	-0.50	10 - 41000
62	H₃O⁺ + SiC₂H → SiC₂H₂⁺ + H₂O	2.00e-9	-0.50	10 - 41000
63	H₃O⁺ + SiC → HCSi⁺ + H₂O	3.00e-9	-0.50	10 - 41000
64	H₃O⁺ + SiCH₃ → SiCH₄⁺ + H₂O	2.00e-9	0.00	10 - 41000
65	H₃O⁺ + SiH₂ → SiH₃⁺ + H₂O	2.00e-9	0.00	10 - 41000
66	H₃O⁺ + SiH → SiH₂⁺ + H₂O	9.70e-10	0.00	10 - 41000
67	H₃O⁺ + SiNC → SiNCH⁺ + H₂O	2.00e-9	-0.50	10 - 41000
68	H₃O⁺ + SiO → SiOH⁺ + H₂O	2.00e-9	-0.50	10 - 41000
69	HNC₃ + H₃O⁺ → HC₃NH⁺ + H₂O	5.19e-9	-0.50	10 - 41000
70	NH₂ + H₃O⁺ → H₂O + NH₃⁺	9.70e-10	-0.50	10 - 41000
71	NH₃ + H₃O⁺ → NH₄⁺ + H₂O	2.20e-9	-0.50	10 - 41000
72	C^- + H₃O⁺ → C + H + H₂O	7.51e-8	-0.50	10 - 41000
73	C₁₀^- + H₃O⁺ → C₁₀ + H + H₂O	7.51e-8	-0.50	10 - 41000
74	C₁₀H^- + H₃O⁺ → C₁₀H + H + H₂O	7.51e-8	-0.50	10 - 41000
75	C₂^- + H₃O⁺ → C₂ + H + H₂O	7.51e-8	-0.50	10 - 41000
76	C₂H^- + H₃O⁺ → C₂H + H + H₂O	7.51e-8	-0.50	10 - 41000
77	C₃^- + H₃O⁺ → C₃ + H + H₂O	7.51e-8	-0.50	10 - 41000
78	C₃H^- + H₃O⁺ → C₃H + H + H₂O	7.51e-8	-0.50	10 - 41000
79	C₃N^- + H₃O⁺ → C₃N + H + H₂O	7.51e-8	-0.50	10 - 41000
80	C₄^- + H₃O⁺ → C₄ + H + H₂O	7.51e-8	-0.50	10 - 41000
81	C₄H^- + H₃O⁺ → C₄H + H + H₂O	7.51e-8	-0.50	10 - 41000
82	C₅^- + H₃O⁺ → C₅ + H + H₂O	7.51e-8	-0.50	10 - 41000
83	C₅H^- + H₃O⁺ → C₅H + H + H₂O	7.51e-8	-0.50	10 - 41000
84	C₅N^- + H₃O⁺ → C₅N + H + H₂O	7.51e-8	-0.50	10 - 41000
85	C₆^- + H₃O⁺ → C₆ + H + H₂O	7.51e-8	-0.50	10 - 41000
86	C₆H^- + H₃O⁺ → C₆H + H + H₂O	7.51e-8	-0.50	10 - 41000
87	C₇^- + H₃O⁺ → C₇ + H + H₂O	7.51e-8	-0.50	10 - 41000
88	C₇H^- + H₃O⁺ → C₇H + H + H₂O	7.51e-8	-0.50	10 - 41000
89	C₈^- + H₃O⁺ → C₈ + H + H₂O	7.51e-8	-0.50	10 - 41000
90	C₈H^- + H₃O⁺ → C₈H + H + H₂O	7.51e-8	-0.50	10 - 41000
91	C₉^- + H₃O⁺ → C₉ + H + H₂O	7.51e-8	-0.50	10 - 41000
92	C₉H^- + H₃O⁺ → C₉H + H + H₂O	7.51e-8	-0.50	10 - 41000
93	CH^- + H₃O⁺ → CH + H + H₂O	7.51e-8	-0.50	10 - 41000
94	CN^- + H₃O⁺ → CN + H + H₂O	7.51e-8	-0.50	10 - 41000
95	H^- + H₃O⁺ → H + H + H₂O	7.51e-8	-0.50	10 - 41000
96	O^- + H₃O⁺ → O + H + H₂O	7.51e-8	-0.50	10 - 41000
97	O₂^- + H₃O⁺ → O₂ + H + H₂O	7.51e-8	-0.50	10 - 41000
98	OH^- + H₃O⁺ → OH + H + H₂O	7.51e-8	-0.50	10 - 41000
99	S^- + H₃O⁺ → S + H + H₂O	7.51e-8	-0.50	10 - 41000
100	H₃O⁺ + C₂H₂ → CH₃CHOH⁺ + PHOTON	4.50e-12	-1.60	10 - 300
101	H₃O⁺ + C₂H₄ → C₂H₅OH₂⁺ + PHOTON	2.40e-14	-2.80	10 - 300

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

H3O+

H₃O⁺