三碘化硼
三碘化硼是硼与碘形成的无机化合物，化学式为BI3。它的空间构型为平面正三角形。它是一种结晶固体。它的介电系数是5.38，汽化热是40.5 kJ/mol（9.7 kcal/mol）。
三碘化硼可由硼氢化锂与碘单质在己烷中回流制得，或者在合适的温度下由碱金属硼氢化物与碘单质反应获得。
赤热下碘化氢与三氯化硼反应也得到三碘化硼。
Boron triiodide
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Boron triiodide 三碘化硼
Boron triiodide is a chemical compound of boron and iodine with chemical formula BI3. It has a trigonal planar molecular geometry. It is a crystalline solid, which reacts vigorously with water to form boric acid. Its dielectric constant is 5.38 and its heat of vaporization is 40.5 kJ/mol. At extremely high pressures, BI3 becomes metallic at ~23 GPa and is a superconductor above ~27 GPa.
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