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Chemical compound From Wikipedia, the free encyclopedia
Xenic acid is a proposed noble gas compound with the chemical formula H2XeO4 or XeO2(OH)2. It has not been isolated, and the published characterization data are ambiguous.[2]
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Identifiers | |||
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3D model (JSmol) |
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PubChem CID |
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CompTox Dashboard (EPA) |
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Properties | |||
H2XeO4 | |||
Molar mass | 197.31 g/mol | ||
Acidity (pKa) | ≈10[1] | ||
Related compounds | |||
Related compounds |
Perxenic acid Xenon trioxide | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Salts of xenic acid are called xenates, containing the HXeO−
4 anion, such as monosodium xenate. They tend to disproportionate into xenon gas and perxenates:[3]
The energy given off is sufficient to form ozone from diatomic oxygen:
Salts containing the deprotonated anion XeO2−
4 are presently unknown.[3]
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