Chloric acid
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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.
Quick Facts Names, Identifiers ...
Names | |
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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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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[1] |
Conjugate base | Chlorate |
Structure | |
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) | |
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).
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