Chloric acid
Chloric acid, HClO3, is an oxoacid of chlorine, and the formal precursor of chlorate salts. It is a strong acid (pKa ≈ −2.7) and an oxidizing agent.
| Names | |
|---|---|
| Other names
Chloric(V) acid | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
| ECHA InfoCard | 100.029.303 |
| EC Number |
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PubChem CID |
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| UNII | |
| UN number | 2626 |
CompTox Dashboard (EPA) |
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SMILES
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| Properties | |
| HClO3 | |
| Molar mass | 84.45914 g mol−1 |
| Appearance | colourless solution |
| Density | 1 g/mL, solution (approximate) |
| >40 g/100 ml (20 °C) | |
| Acidity (pKa) | −2.7 |
| Conjugate base | Chlorate |
| Structure | |
Molecular shape |
pyramidal |
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
Main hazards |
Oxidant, Corrosive |
| GHS labelling: | |
| Danger | |
| H271, H314 | |
| P210, P220, P221, P260, P264, P280, P283, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P306+P360, P310, P321, P363, P370+P378, P371+P380+P375, P405, P501 | |
| NFPA 704 (fire diamond) |
3
0
2 OX |
| Related compounds | |
Other anions |
bromic acid iodic acid |
Other cations |
ammonium chlorate sodium chlorate potassium chlorate |
Related compounds |
hydrochloric acid hypochlorous acid chlorous acid perchloric acid |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
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