Chloric acid

Chloric acid
Names
	Other names Chloric(V) acid
Identifiers
CAS Number	7790-93-4;
3D model (JSmol)	Interactive image;
ChemSpider	18513;
ECHA InfoCard	100.029.303
EC Number	232-233-0;
PubChem CID	19654;
UNII	Z0V9L75H3K;
UN number	2626
CompTox Dashboard (EPA)	DTXSID1047449 ;
	InChI InChI=1/ClHO3/c2-1(3)4/h(H,2,3,4) Key: XTEGARKTQYYJKE-UHFFFAOYAG;
	SMILES O[Cl+2]([O-])[O-];
Properties
Chemical formula	HClO3
Molar mass	84.45914 g mol−1
Appearance	colourless solution
Density	1 g/mL, solution (approximate)
Solubility in water	>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:
Pictograms
Signal word	Danger
Hazard statements	H271, H314
Precautionary statements	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

Chloric acid, H Cl O₃, is an oxoacid of chlorine, and the formal precursor of chlorate salts. It is a strong acid (pK_a ≈ −2.7) and an oxidizing agent.