Nitrosyl iodide
Chemical compound
From Wikipedia, the free encyclopedia
Nitrosyl iodide is a chemical compound with the formula INO.[1] Alongside nitryl iodide (INO2), iodine nitrite (IONO), and iodine nitrate (IONO2), it is a member of the INOx (iodine nitrogen oxide) series of compounds, important intermediates and reservoir species in the atmospheric chemistry of iodine.[2][3][4]
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| IUPAC name
Nitrosyl iodide | |
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| Properties | |
| INO | |
| Molar mass | 156.910 g·mol−1 |
| reacts with water | |
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Synthesis
Nitrosyl iodide is formed in a reaction of nitric oxide with iodine:[5]
- 2NO + I2 → 2NOI
Other methods are also known.
Physical properties
The compound is soluble in organic solvents. It reacts with water.
The compound is unstable and quickly decomposes:[6]
- 2NOI → 2NO + I2
Nitrosyl iodide is believed to impact tropospheric ozone levels.[3]