二碘二氧化钨

{{Chembox
| Name =
| NameEn = tungsten diiodide dioxide
| ImageFile = tungsten dioxide diiodide.png
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| Section1 =
| Section2 = {{Chembox Properties
| W=1 | O=2 | I=2
| Appearance = 具有金属光泽的固体
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| Solubility = 难溶
: W + 2 WO3 + 3 I2 → 3 WO2I2

它受热逐步分解，在360 °C和410 °C分别有：
:2 WO2I2 2 WO2I + I2
:2 WO2I 2 WO2 + I2

参考文献