Your American History Reference Guide!
- Hydroiodic acid
HistoryMania Information Site on Hydroiodic acid American History American History Search        American History Browse welcome to our free resource site for all enthusiasts!

Hydroiodic acid

Properties
General
NameHydrogen iodide
Chemical formulaHI
AppearanceColourless gas
Physical
Formula weight127.91 amu
Melting point222.4 K (-50.8 °C
Boiling point237.77 K (-35.38 °C)
Density1.7 ×103 kg/m3 (liquid)
Solubility42.5 g in 100g water
Thermochemistry
ΔfH0gas? kJ/mol
ΔfH0liquid? kJ/mol
ΔfH0solid? kJ/mol
S0gas, 1 bar? J/mol·K
S0liquid, 1 bar? J/mol·K
S0solid? J/mol·K
Safety
IngestionToxic, can be fatal.
InhalationFumes may be fatal. Do not give unprotected mouth-to-mouth resuscitation.
SkinMay cause severe burns.
EyesExtremely dangerous.
SI units were used where possible. Unless otherwise stated, standard conditions were used.


Disclaimer and references

The chemical compound hydroiodic acid is a highly acidic aqueous solution of hydrogen iodide (HI). It is highly corrosive and should be handled only with appropriate precautions. Hydroiodic acid is a commonly used chemical reagent and is one of the strong acids that ionize completely in aqueous solution. Concentrated hydroiodic acid has a pH of less than 1.

The contents of this article are licensed from Wikipedia.org under the
GNU Free Documentation License. How to see transparent copy
Search | Browse | Contact | Legal info