System to describe the chemical formulas for WEB.

Hydrogen iodide

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Hydrogen iodide

Molecular formula: HI CAS# 10034-85-2
Categories: Inorganic acids
Hydrogen iodide(IUPAC) [Wiki]
hydriodic acid
hydroiodic acid

Variants of the formula:

Elemental composition
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Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Hydrogen iodide is involved

  • H2 + {Hal}2 -> 2H{Hal} , where Hal = F Cl Br I
  • H{R} <=> H^+ + {R}^- , where R = F Cl Br I NO3 NO2
  • SO2 + {Hal}2 + 2H2O -> H2SO4 + 2H{Hal} , where Hal = Br I
  • {M}O + 2H{X} -> {M}{X}2 + H2O , where M = Cu Ca Mg Sr Ba Hg Mn Cr Ni Fe Cd Zn Pb; X = Cl F Br I
  • BaCO3 + 2HI -> BaI2 + CO2"|^" + H2O